{"id":85983,"date":"2023-01-10T13:42:32","date_gmt":"2023-01-10T16:42:32","guid":{"rendered":"https:\/\/vestibulares.estrategia.com\/portal\/?p=85983"},"modified":"2023-01-16T15:49:13","modified_gmt":"2023-01-16T18:49:13","slug":"ester","status":"publish","type":"post","link":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/","title":{"rendered":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><span id=\"urn:enhancement-36e40483-9f8e-48a5-aeb6-7907cd94636c\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&Eacute;ster<\/span> &eacute; o nome de uma fun&ccedil;&atilde;o org&acirc;nica oxigenada, em que o grupo funcional fica entremeado na <span id=\"urn:enhancement-158bf475-6bd7-4e82-86d2-295bb26f26a7\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span>. S&atilde;o <span id=\"urn:enhancement-4abf5e00-b2da-4626-891e-96a3c91795ac\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/compostos-organicos\">compostos org&acirc;nicos<\/span> biol&oacute;gicos importantes, pois constituem as ceras produzidas por plantas e animais para evitar a desidrata&ccedil;&atilde;o ou falta de lubrifica&ccedil;&atilde;o. Essa caracter&iacute;stica pode ser observada em folhas de &aacute;rvores mais brilhantes.&nbsp;<p class=\"wp-block-paragraph\">Devido a sua import&acirc;ncia nos vegetais e animais, al&eacute;m de utiliza&ccedil;&atilde;o na ind&uacute;stria aliment&iacute;cia e farmac&ecirc;utica, o tema pode ser cobrado de diferentes formas nas provas de vestibular. Por isso, &eacute; t&atilde;o relevante estudar essa fun&ccedil;&atilde;o org&acirc;nica e treinar exerc&iacute;cios sobre o tema.&nbsp;<\/p><p class=\"wp-block-paragraph\">Para te ajudar nessa tarefa, o Estrat&eacute;gia Vestibulares preparou este resumo com as principais informa&ccedil;&otilde;es sobre os <span id=\"urn:enhancement-13c27e51-2591-4840-851a-77f381f130ed\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span>, suas caracter&iacute;sticas f&iacute;sico-qu&iacute;micas, como identificar, nomenclatura e a rea&ccedil;&atilde;o qu&iacute;mica que &eacute; capaz de formar um composto dessa fun&ccedil;&atilde;o org&acirc;nica. Continue lendo!<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">Navegue pelo conte\u00fado<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#O-que-e-ester\" >O que &eacute; &eacute;ster?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Reacao-de-esterificacao\" >Rea&ccedil;&atilde;o de esterifica&ccedil;&atilde;o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Nomenclatura-de-ester\" >Nomenclatura de &eacute;ster<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Importancia-do-esteres\" >Import&acirc;ncia do &eacute;steres<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Diferenca-entre-eter-e-ester\" >Diferen&ccedil;a entre &eacute;ter e &eacute;ster<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Questao-de-vestibular-sobre-ester\" >Quest&atilde;o de vestibular sobre &eacute;ster<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Estude-para-o-vestibular-com-o-Estrategia-Vestibulares\" >Estude para o vestibular com o Estrat&eacute;gia Vestibulares<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#Veja-tambem\" >Veja tamb&eacute;m:<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-o-que-e-ester\"><span class=\"ez-toc-section\" id=\"O-que-e-ester\"><\/span>O que &eacute; &eacute;ster?<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">Os <span id=\"urn:enhancement-4c5f163b-047d-47c0-94f9-58005fe98a18\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span> s&atilde;o, obrigatoriamente, subst&acirc;ncias qu&iacute;micas com <a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/cadeia-carbonica\/\" target=\"_blank\">cadeia carb&ocirc;nica <\/a>que apresentam um grupo R&nbsp; &mdash; COO &mdash; R&rsquo; (<span id=\"urn:enhancement-d7d8b531-3f49-4fa8-86e2-1dd3d74dda3b\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>) que os caracteriza. Considere que R e R&rsquo; s&atilde;o cadeias carb&ocirc;nicas que se ligam no carbono e no oxig&ecirc;nio.&nbsp;<\/p><p class=\"wp-block-paragraph\">Para elucidar a estrutura da f&oacute;rmula molecular apresentada acima, acompanhe a imagem abaixo que traz uma vis&atilde;o mais esquem&aacute;tica de como esses &aacute;tomos se relacionam entre si. Perceba que o grupamento <span id=\"urn:enhancement-c68e0343-ce58-439b-b035-7d28f3422ef3\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> se posiciona entre os carbonos dos radicais org&acirc;nicos R e R&rsquo;, como duas cadeias carb&ocirc;nicas que est&atilde;o, cada uma, separadas por &mdash; COO &mdash;.&nbsp;<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh5.googleusercontent.com\/vhAypE7bxFbmuUJaKVunkjipR2YGxQquKLPssznshjAPiraYbTxUYF5FpiUbwG0DPu48_Xj1IX9pW6vUklBxBU2d5iEAyJL6XF_0LqiYAerQ-LPs_sghqo1IkkTe_NJItFTe4xXIs4kL1qkp4lMy_qtObtJxDvO82SgeRhaVA-QeS4p2eA5X5pXXkt6xRA\" alt=\"estrutura geral: &eacute;ster\"><figcaption class=\"wp-element-caption\">Imagem: Reprodu&ccedil;&atilde;o\/Wikimedia<\/figcaption><\/figure>\n<\/div><h2 class=\"wp-block-heading\" id=\"h-reacao-de-esterificacao\"><span class=\"ez-toc-section\" id=\"Reacao-de-esterificacao\"><\/span>Rea&ccedil;&atilde;o de esterifica&ccedil;&atilde;o<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">Cada um dos radicais org&acirc;nicos (R e R&rsquo;) surge a partir da rea&ccedil;&atilde;o de esterifica&ccedil;&atilde;o, processo qu&iacute;mico que permite a forma&ccedil;&atilde;o de um <span id=\"urn:enhancement-c423a64a-df7e-401b-81cd-63ea67d2b8b3\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> como produto. Para isso, s&atilde;o necess&aacute;rios dois reagentes: um &aacute;lcool e um <span id=\"urn:enhancement-a84983b8-4486-4334-8a94-d6c27e7fb473\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span>. Vamos relembrar a estrutura dessas duas outras <a href=\"https:\/\/www.youtube.com\/watch?v=FvBQlSkY6og\" target=\"_blank\">fun&ccedil;&otilde;es org&acirc;nicas<\/a>, para entender com maior clareza a constru&ccedil;&atilde;o de um <span id=\"urn:enhancement-630296a9-0c89-4ec5-9e6d-a9167a3c63d1\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>.<\/p><p class=\"wp-block-paragraph\">Um &aacute;lcool &eacute; formado por <span id=\"urn:enhancement-bc4e7ac0-1f40-4b01-a590-a8ab4fbc85a9\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span>, somada a um grupo hidroxila (&mdash; OH). A maior parte das rea&ccedil;&otilde;es qu&iacute;micas que envolvem os &aacute;lcoois ocorrem nesse grupamento, que apresentar&aacute; a configura&ccedil;&atilde;o &mdash;OH<sup>&ndash;<\/sup>. Quando em ambiente aquoso, por meio de rea&ccedil;&otilde;es qu&iacute;micas, as mol&eacute;culas tendem a liberar essa hidroxila para o meio<\/p><p class=\"wp-block-paragraph\">O <span id=\"urn:enhancement-a558c3c4-cc53-44e1-9c73-98b3e4215155\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span>, por sua vez, &eacute; nomeado assim por ter um radical <span id=\"urn:enhancement-84e2e6f0-964a-4727-bc54-66cf16edc11b\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/carboxila\">carboxila<\/span> (&mdash;COOH). Por apresentar um car&aacute;ter &aacute;cido, conforme demonstra o nome, os compostos t&ecirc;m a tend&ecirc;ncia de liberar &iacute;ons H<sup>+<\/sup> no sistema.<\/p><p class=\"wp-block-paragraph\">A mistura entre as hidroxilas e os &iacute;ons de hidrog&ecirc;nio permite uma atra&ccedil;&atilde;o qu&iacute;mica importante, at&eacute; mesmo pela diferen&ccedil;a de cargas (H<sup>+<\/sup> + OH<sup>&ndash;<\/sup>). A liga&ccedil;&atilde;o entre essas duas subst&acirc;ncias formam mol&eacute;culas de &aacute;gua (H<sub>2<\/sub>O).<\/p><p class=\"wp-block-paragraph\">Ao mesmo tempo em que isso acontece, o local de onde esses &aacute;tomos sa&iacute;ram ficam com cargas el&eacute;tricas que permitem a atra&ccedil;&atilde;o entre eles. Para maior estabilidade das mol&eacute;culas, as duas cadeias carb&ocirc;nicas se unem, formando os radicais org&acirc;nicos dos <span id=\"urn:enhancement-4f4f4680-6f23-4cfc-bb68-8a65da06b18d\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span>.&nbsp;<\/p><p class=\"wp-block-paragraph\">A jun&ccedil;&atilde;o entre a <span id=\"urn:enhancement-63938577-2a75-4dbd-982a-c3c5eeb81b78\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span> do <span id=\"urn:enhancement-120b98fa-6a2f-4ea0-ac49-ab1b11529b78\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span>, os oxig&ecirc;nios da <span id=\"urn:enhancement-67223006-361b-4780-9916-702c940106de\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/carboxila\">carboxila<\/span> e a <span id=\"urn:enhancement-960df52c-4717-41ad-96dc-2baea6142948\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span> do &aacute;lcool correspondem &agrave; estrutura de um <span id=\"urn:enhancement-2559b9e7-d82f-49d6-bdb7-bdddd1a6a5df\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>. A rea&ccedil;&atilde;o abaixo resume essas informa&ccedil;&otilde;es, acompanhe.<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh6.googleusercontent.com\/ea0VKG9V_7Xfsimh6apnkEjMJQnr6Am71-KmqoFs-JZAs-vOVc-kLZRyQTXBy04isCcbKN-0wrrm7v0E9c-sUNFlchpWAyf3j-17kVeRL5403VK9Gxg00QKHcYbTF1x64bfwsyX0EN_ndX5e-3jsA5ZABfnPJdy6xZTo5Kit_F2tZ7obJPUxMIETS21KFg\" alt=\"rea&ccedil;&atilde;o de forma&ccedil;&atilde;o dos &eacute;steres\"><figcaption class=\"wp-element-caption\">Imagem: Adapta&ccedil;&atilde;o\/Wikimedia<\/figcaption><\/figure>\n<\/div><h2 class=\"wp-block-heading\" id=\"h-nomenclatura-de-ester\"><span class=\"ez-toc-section\" id=\"Nomenclatura-de-ester\"><\/span>Nomenclatura de &eacute;ster<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">Um <span id=\"urn:enhancement-a324e61c-0567-4125-9438-7fb061ffa8c7\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> &eacute; nomeado conforme o <span id=\"urn:enhancement-8f7debe7-5f4c-4c67-9474-38f3fff2cb89\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span> e o &aacute;lcool que lhe deu origem. Essa nomenclatura faz sentido porque, afinal, os <span id=\"urn:enhancement-5c281a79-1f37-42f5-90cd-6ad5ae5b231b\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/compostos-organicos\">compostos org&acirc;nicos<\/span> s&atilde;o identificados pela <span id=\"urn:enhancement-e9c8de65-ae44-4945-9569-757e26e8177d\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span> observada.&nbsp;<\/p><p class=\"wp-block-paragraph\">Como os dois radicais org&acirc;nicos de um <span id=\"urn:enhancement-f156cc61-8b30-465f-bf77-9b608e8637b4\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> s&atilde;o derivados do &aacute;cido e do &aacute;lcool, a jun&ccedil;&atilde;o entre os nomes &eacute; l&oacute;gica. Mas, n&atilde;o basta simplesmente colocar os dois nomes lado a lado; algumas regras devem ser seguidas, conhe&ccedil;a a seguir!<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/-SdkEIEo4km9IBX6yy7m-5Hsseq3KwhB59Vjhv-9I5VTDqnca2_trSSjtT3ZGXwZIhPKo1z7ug3FQ-fp5MDvvG5f_p8yDuh8zP7Lorgi8q9lG9vztx2UwD5Ny8KnUZxJAmogG1YdVtNAYLNkEYN3QEpSueS84kySSLETYXZeaPPiWJt6e2EZm5THVaEDHA\" alt=\"nomenclatura de &eacute;ster: nomenclatura\"><figcaption class=\"wp-element-caption\">Imagem: Reprodu&ccedil;&atilde;o\/Wikimedia<\/figcaption><\/figure>\n<\/div><p class=\"wp-block-paragraph\">O <span id=\"urn:enhancement-3763b09b-a904-4d7b-b2fc-85ed9b0e1176\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> acima &eacute; formado pela jun&ccedil;&atilde;o entre o &aacute;cido metanoico e o etanol. A partir disso, j&aacute; podemos inferir que os radicais org&acirc;nicos ter&atilde;o a nomenclatura &ldquo;met-&rdquo; e &ldquo;et-&rdquo;, resta saber quais os sufixos que identificam que trata-se de uma fun&ccedil;&atilde;o org&acirc;nica <span id=\"urn:enhancement-5defb207-8fa5-4e76-bd7d-e0dbfb781f96\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>.&nbsp;<\/p><p class=\"wp-block-paragraph\">Nesse sentido, &eacute; importante que a nomenclatura sempre leva primeiro nome do radical que est&aacute; ligado &agrave; carbonila (C=O), ou seja, a primeira palavra que aparece remete ao <span id=\"urn:enhancement-54d42039-cc89-40b2-aa8a-a77337f1cc9d\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span>.&nbsp;<\/p><p class=\"wp-block-paragraph\">Agora que sabemos que &ldquo;met-&rdquo; ser&aacute; a primeira palavra e, para identificar o <span id=\"urn:enhancement-ee9d016b-3732-43b1-a28a-b0e63f2c2f9a\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>, utiliza-se o sufixo &ldquo;oato&rdquo;. Al&eacute;m disso, &eacute; importante colocar um infixo que indique a presen&ccedil;a de liga&ccedil;&otilde;es saturadas ou insaturadas: -an- para liga&ccedil;&otilde;es simples, -en- quando h&aacute; pelo menos uma dupla e -in- quando h&aacute; pelo menos uma tripla.&nbsp;<\/p><p class=\"wp-block-paragraph\">Ao observar o radical org&acirc;nico ligado &agrave; carbonila, n&atilde;o observa-se nenhuma insatura&ccedil;&atilde;o, ent&atilde;o sua nomenclatura de <span id=\"urn:enhancement-5142165b-4502-4f33-b81c-78f4f97e3238\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> ser&aacute; met- + -an- + oato = metanoato.&nbsp;<\/p><p class=\"wp-block-paragraph\">Em sequ&ecirc;ncia, utilizamos o mesmo princ&iacute;pio para estudar o radical org&acirc;nico de dois carbonos. O seu sufixo deve ser &ldquo;-ila&rdquo; e os infixos n&atilde;o s&atilde;o necess&aacute;rios. Dessa forma, seria et- + -ila = etila. E, por fim, para formar a nomenclatura do <span id=\"urn:enhancement-e92189c9-7db2-46e1-851e-3b93ca264ce5\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>, os dois nomes s&atilde;o unidos com a preposi&ccedil;&atilde;o &ldquo;de&rdquo;: metanoato de etila.&nbsp;<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/ElXURg7UbmN0AauhpDdS06KBjnqXCW0Nyk2vLvdTa8Gtvj8O3gadYhJEXA-gNJFcs_RWPDdWMjn444K5vwSYiLhC7pkkz_04761Z47t9CM6olYaW75sX7UND04OM9jeYPvvyhdJ7gE7MWiDaPSLAj1PDctLIwmbRb3DAnet0rd0bIxAfvt-C6fZtj6mpmQ\" alt=\"nomenclatura de &eacute;steres: rea&ccedil;&atilde;o de forma&ccedil;&atilde;o\"><figcaption class=\"wp-element-caption\">Imagem: Reprodu&ccedil;&atilde;o\/Wikimedia<\/figcaption><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Neste outro exemplo, teremos que: &aacute;cido etanoico + etanol &rarr; etanoato de etila<\/p><h2 class=\"wp-block-heading\" id=\"h-importancia-do-esteres\"><span class=\"ez-toc-section\" id=\"Importancia-do-esteres\"><\/span>Import&acirc;ncia do &eacute;steres<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">As propriedades mais exploradas dos <span id=\"urn:enhancement-f4f4ea3b-03e8-4b0e-8ee4-0f83c815bd7d\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span> &eacute; o aroma produzido por eles. Grande parte das flores e frutas possuem essas mol&eacute;culas, o que produz o cheiro caracter&iacute;stico. Inclusive, a partir dessa observa&ccedil;&atilde;o, muitas ind&uacute;strias criam flavorizantes e aromatizadores com esses compostos.&nbsp;<\/p><p class=\"wp-block-paragraph\">Os triglicer&iacute;deos, presentes no corpo humano, s&atilde;o importantes exemplos de <span id=\"urn:enhancement-388fad39-8acd-4c92-bb75-c669ce685e25\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span>, al&eacute;m de tamb&eacute;m serem classificados como lip&iacute;dios. Eles s&atilde;o necess&aacute;rios para a manuten&ccedil;&atilde;o energ&eacute;tica e da temperatura do corpo, entre outras fun&ccedil;&otilde;es.<\/p><p class=\"wp-block-paragraph\">As ceras, j&aacute; mencionadas anteriormente, aparecem nas folhas de algumas plantas que est&atilde;o expostas a desidrata&ccedil;&atilde;o. Elas s&atilde;o <span id=\"urn:enhancement-51965bd4-536f-48bb-9eeb-7e336c1aefd1\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;steres<\/span> de baixa solubilidade que impedem a evapora&ccedil;&atilde;o da &aacute;gua, mantendo o vegetal hidratado por mais tempo.<\/p><h2 class=\"wp-block-heading\" id=\"h-diferenca-entre-eter-e-ester\"><span class=\"ez-toc-section\" id=\"Diferenca-entre-eter-e-ester\"><\/span>Diferen&ccedil;a entre &eacute;ter e &eacute;ster<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh5.googleusercontent.com\/zzLLNRkKgyYnMEoz_lkxKZT2rmDRTDL1iBt494IuAEUjVLkl-u6kA30c609948DMSshRn2KFhpp95V9K-EW6HDQOCXmZb0l8D_mLSJieXjkfDcOAhFD6JK53XYymnptMc3YfMORFdSfzXioY2ZXT4B0TGLTuh1jHSvXdh8UPMPadT9ael_xMjiKo19mk9A\" alt=\"diferen&ccedil;a entre &eacute;ster e &eacute;ter\"><figcaption class=\"wp-element-caption\">Imagem: Adapta&ccedil;&atilde;o\/Wikimedia<\/figcaption><\/figure>\n<\/div><p class=\"wp-block-paragraph\"><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/eter\/\" target=\"_blank\">&Eacute;ter <\/a>e <span id=\"urn:enhancement-0cc75d90-5d90-4681-836b-bfdcce41b42e\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> n&atilde;o s&atilde;o a mesma coisa. Enquanto o <span id=\"urn:enhancement-cc6a823d-693c-440d-988b-f2660dc25b56\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> &eacute; representado por R &mdash; COO &mdash; R&rsquo; e &eacute; formado pela rea&ccedil;&atilde;o entre um &aacute;lcool e um <span id=\"urn:enhancement-bc36def5-c403-411a-91e5-cbe5f2e18dc4\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span>, os &eacute;teres s&atilde;o representados por R &mdash; O &mdash; R&rsquo;, caracterizando uma cadeia heterog&ecirc;nea, com presen&ccedil;a de oxig&ecirc;nio.<\/p><h2 class=\"wp-block-heading\" id=\"h-questao-de-vestibular-sobre-ester\"><span class=\"ez-toc-section\" id=\"Questao-de-vestibular-sobre-ester\"><\/span>Quest&atilde;o de vestibular sobre &eacute;ster<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">(UFRN &mdash; adaptada) O composto que &eacute; usado como ess&ecirc;ncia de laranja tem f&oacute;rmula:O composto que &eacute; usado como ess&ecirc;ncia de laranja tem f&oacute;rmula<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/rBwNG_10gEGX90XdV_2k0SJo-ieyKsKM9P5Gn1DcBlJZn0yDqufOXVwGKaTwJ-M8qqyI8yidRcHF-J32bLGyTtINikmoSDx4NXJKXL5IvD67_K5cBePA8Q3mIoPRY2CFK683-Cb-awaSQF_fRaioT6K6_-r6znM9LsLp1KXsHTE8_k410jPNwkPhnVeLOg\" alt=\"quest&atilde;o de vestibular \"><\/figure>\n<\/div><p class=\"wp-block-paragraph\">Qual o nome desse composto?<\/p><p class=\"wp-block-paragraph\">a) Butanoato de metila<br>b) Butanoato de etila.<br>c) Etanoato de n-octila.<br>d) Etanoato de n-propila.<br>e) Hexanoato de etila.<\/p><p class=\"wp-block-paragraph\">Existem dois carbonos antes do oxig&ecirc;nio que fica no meio da <span id=\"urn:enhancement-bdef80a8-3d99-429e-a960-d4fc7e8cb316\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/cadeia-carbonica\">cadeia carb&ocirc;nica<\/span>. Isso indica que o <span id=\"urn:enhancement-b44f71c9-2f9e-4a55-a6f1-1f4129e37218\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/acido-carboxilico\">&aacute;cido carbox&iacute;lico<\/span> tinha dois carbonos e, por isso, podemos utilizar o prefixo et-. Voc&ecirc; deve identificar a estrutura de um <span id=\"urn:enhancement-63e6cc93-91d9-4b19-9a5e-d9736a99a69b\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span> (R&mdash;COO&mdash;R&rsquo;), e observar que do lado esquerdo n&atilde;o existem liga&ccedil;&otilde;es insaturadas, o que permite a nomenclatura etanoato.&nbsp;<\/p><p class=\"wp-block-paragraph\">Quanto ao segundo radical, lembremos que ele terminar&aacute; com &ldquo;-ila&rdquo; e deve ser coerente com o n&uacute;mero de carbonos depois do grupamento <span id=\"urn:enhancement-484de87d-c1e4-4f8f-a314-00f1f9156fb0\" class=\"textannotation disambiguated wl-thing wl-no-link\" itemid=\"https:\/\/data.wordlift.io\/wl110249\/entity\/ester\">&eacute;ster<\/span>. Nesse caso, ser&aacute; &ldquo;octila&rdquo;. Ou seja, conforme a <strong>alternativa D<\/strong>, o composto &eacute; nomeado como etanoato de n-octila.<\/p><p class=\"wp-block-paragraph\">+ Veja tamb&eacute;m: href=&rdquo;https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/principais-formulas-quimicas\/&rdquo; target=&rdquo;_blank&rdquo; rel=&rdquo;noreferrer noopener&rdquo;&gt;Principais f&oacute;rmulas qu&iacute;micas: quais s&atilde;o, dicas e aplica&ccedil;&otilde;es&nbsp;<\/p><h2 class=\"wp-block-heading\" id=\"h-estude-para-o-vestibular-com-o-estrategia-vestibulares\"><span class=\"ez-toc-section\" id=\"Estude-para-o-vestibular-com-o-Estrategia-Vestibulares\"><\/span>Estude para o vestibular com o Estrat&eacute;gia Vestibulares<span class=\"ez-toc-section-end\"><\/span><\/h2><p class=\"wp-block-paragraph\">A melhor prepara&ccedil;&atilde;o para o vestibular &eacute; aquela que se adapta a sua rotina, te permite uma flexibilidade para os estudos e est&aacute; organizada dentro da sua realidade. A Coruja pode te proporcionar essas vantagens com trilhas estrat&eacute;gicas, corre&ccedil;&otilde;es de reda&ccedil;&atilde;o ilimitada, materiais did&aacute;ticos dispon&iacute;veis em diversos formatos e aulas acessadas quando e como puder. Clique no banner e saiba mais!<\/p><p class=\"wp-block-paragraph\"><a id=\"cta\" class=\"cta-imagem\" href=\"https:\/\/vestibulares.estrategia.com\/cursos\/\" target=\"blank\">\n                <img decoding=\"async\" width=\"100%\" src=\"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2021\/12\/EV4.jpg\" alt=\"CTA - Estrat\u00e9gia Vestibulares 4\" title=\"CTA - Estrat\u00e9gia Vestibulares 4\">\n        <\/a>\n\n\n\n<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Veja-tambem\"><\/span>Veja tamb&eacute;m:<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/quimica\/quimica-organica-enem\/\">O que mais cai em Qu&iacute;mica Org&acirc;nica no Enem?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/quimica\/dica-quimiossintese\/\">Quimioss&iacute;ntese: entenda como funciona o processo<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/classificacoes-de-quimica-organica-para-enem\/\">Classifica&ccedil;&otilde;es de Qu&iacute;mica Org&acirc;nica para o Enem<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/alcenos\/\">Alcenos: o que s&atilde;o, f&oacute;rmulas, como identificar e caracter&iacute;sticas<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/quimica\/polimeros\/\">Pol&iacute;meros: conceito, classifica&ccedil;&atilde;o, propriedades e rea&ccedil;&otilde;es qu&iacute;micas<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/quimica\/funcoes-oxigenadas\/\">Fun&ccedil;&otilde;es oxigenadas: conceitos, usos e exemplos<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/cadeia-carbonica\/\">Cadeia Carb&ocirc;nica: o que &eacute;, como classificar e quest&otilde;es de vestibular<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/hidrocarbonetos\/\">Hidrocarbonetos: o que s&atilde;o, classifica&ccedil;&otilde;es, estrutura, f&oacute;rmulas e quest&otilde;es<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/eter\/\">&Eacute;ter: o que &eacute;, como identificar, nomenclatura e muito mais!<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/aminas-e-amidas\/\">Aminas e Amidas: estrutura, classifica&ccedil;&atilde;o, propriedades e mais<\/a>&nbsp;<\/li>\n\n\n\n<li><a href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/acidos-carboxilicos\/\">&Aacute;cido carbox&iacute;lico: o que &eacute;, nomenclatura, f&oacute;rmulas e mais<\/a>&nbsp;<\/li>\n<\/ul><\/p>\n","protected":false},"excerpt":{"rendered":"&Eacute;ster &eacute; o nome de uma fun&ccedil;&atilde;o org&acirc;nica oxigenada, em que o grupo funcional fica entremeado na cadeia&hellip;\n","protected":false},"author":23,"featured_media":86350,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[],"class_list":["post-85983","post","type-post","status-publish","format-standard","has-post-thumbnail","category-quimica"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.9 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;<\/title>\n<meta name=\"description\" content=\"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;\" \/>\n<meta property=\"og:description\" content=\"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/\" \/>\n<meta property=\"og:site_name\" content=\"Estrat\u00e9gia Vestibulares\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/estrategiavestibulares\" \/>\n<meta property=\"article:published_time\" content=\"2023-01-10T16:42:32+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-16T18:49:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.blog.estrategiavestibulares.com.br\/vestibulares\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Kauane Elias\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Estrategiavest\" \/>\n<meta name=\"twitter:site\" content=\"@Estrategiavest\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kauane Elias\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/\"},\"author\":{\"name\":\"Kauane Elias\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#\\\/schema\\\/person\\\/c3c8aff2b0e78cda59fba186b818b7b1\"},\"headline\":\"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;\",\"datePublished\":\"2023-01-10T16:42:32+00:00\",\"dateModified\":\"2023-01-16T18:49:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/\"},\"wordCount\":1492,\"publisher\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/Ester-Estrategia.jpeg\",\"articleSection\":[\"Qu\u00edmica\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/\",\"name\":\"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/Ester-Estrategia.jpeg\",\"datePublished\":\"2023-01-10T16:42:32+00:00\",\"dateModified\":\"2023-01-16T18:49:13+00:00\",\"description\":\"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#primaryimage\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/Ester-Estrategia.jpeg\",\"contentUrl\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/Ester-Estrategia.jpeg\",\"width\":1280,\"height\":720,\"caption\":\"E\u0301ster - Estrate\u0301gia\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/ester\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Mat\u00e9rias\",\"item\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Qu\u00edmica\",\"item\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/materias\\\/quimica\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#website\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/\",\"name\":\"Estrat\u00e9gia Vestibulares\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#organization\",\"name\":\"Estrat\u00e9gia Vestibulares\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2021\\\/06\\\/Logo-Vestibulares@4x.png\",\"contentUrl\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/wp-content\\\/uploads\\\/2021\\\/06\\\/Logo-Vestibulares@4x.png\",\"width\":250,\"height\":66,\"caption\":\"Estrat\u00e9gia Vestibulares\"},\"image\":{\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/facebook.com\\\/estrategiavestibulares\",\"https:\\\/\\\/x.com\\\/Estrategiavest\",\"https:\\\/\\\/www.instagram.com\\\/estrategiavestibulares\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCGWdZy8ULI-7_5GrABa4vNA\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/#\\\/schema\\\/person\\\/c3c8aff2b0e78cda59fba186b818b7b1\",\"name\":\"Kauane Elias\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g\",\"caption\":\"Kauane Elias\"},\"description\":\"Medicina - Unicamp. F\u00e9. \\\"Um mundo melhor come\u00e7a na transforma\u00e7\u00e3o do pr\u00f3prio mundo!\\\"\",\"url\":\"https:\\\/\\\/vestibulares.estrategia.com\\\/portal\\\/author\\\/kauane\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;","description":"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/","og_locale":"pt_BR","og_type":"article","og_title":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;","og_description":"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!","og_url":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/","og_site_name":"Estrat\u00e9gia Vestibulares","article_publisher":"https:\/\/facebook.com\/estrategiavestibulares","article_published_time":"2023-01-10T16:42:32+00:00","article_modified_time":"2023-01-16T18:49:13+00:00","og_image":[{"width":1280,"height":720,"url":"https:\/\/cdn.blog.estrategiavestibulares.com.br\/vestibulares\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg","type":"image\/jpeg"}],"author":"Kauane Elias","twitter_card":"summary_large_image","twitter_creator":"@Estrategiavest","twitter_site":"@Estrategiavest","twitter_misc":{"Escrito por":"Kauane Elias","Est. tempo de leitura":"7 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#article","isPartOf":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/"},"author":{"name":"Kauane Elias","@id":"https:\/\/vestibulares.estrategia.com\/portal\/#\/schema\/person\/c3c8aff2b0e78cda59fba186b818b7b1"},"headline":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;","datePublished":"2023-01-10T16:42:32+00:00","dateModified":"2023-01-16T18:49:13+00:00","mainEntityOfPage":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/"},"wordCount":1492,"publisher":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/#organization"},"image":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#primaryimage"},"thumbnailUrl":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg","articleSection":["Qu\u00edmica"],"inLanguage":"pt-BR"},{"@type":"WebPage","@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/","url":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/","name":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;","isPartOf":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/#website"},"primaryImageOfPage":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#primaryimage"},"image":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#primaryimage"},"thumbnailUrl":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg","datePublished":"2023-01-10T16:42:32+00:00","dateModified":"2023-01-16T18:49:13+00:00","description":"\u00c9ster \u00e9 uma fun\u00e7\u00e3o org\u00e2nica oxigenada, onde o grupo funcional entremeado na cadeia carb\u00f4nica. Conhe\u00e7a esses compostos org\u00e2nicos biol\u00f3gicos!","breadcrumb":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#primaryimage","url":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg","contentUrl":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2023\/01\/Ester-Estrategia.jpeg","width":1280,"height":720,"caption":"E\u0301ster - Estrate\u0301gia"},{"@type":"BreadcrumbList","@id":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/ester\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/vestibulares.estrategia.com\/portal\/"},{"@type":"ListItem","position":2,"name":"Mat\u00e9rias","item":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/"},{"@type":"ListItem","position":3,"name":"Qu\u00edmica","item":"https:\/\/vestibulares.estrategia.com\/portal\/materias\/quimica\/"},{"@type":"ListItem","position":4,"name":"\u00c9ster: o que \u00e9, fun\u00e7\u00e3o org\u00e2nica, nomenclatura, rea\u00e7\u00e3o&nbsp;"}]},{"@type":"WebSite","@id":"https:\/\/vestibulares.estrategia.com\/portal\/#website","url":"https:\/\/vestibulares.estrategia.com\/portal\/","name":"Estrat\u00e9gia Vestibulares","description":"","publisher":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/vestibulares.estrategia.com\/portal\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Organization","@id":"https:\/\/vestibulares.estrategia.com\/portal\/#organization","name":"Estrat\u00e9gia Vestibulares","url":"https:\/\/vestibulares.estrategia.com\/portal\/","logo":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/vestibulares.estrategia.com\/portal\/#\/schema\/logo\/image\/","url":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2021\/06\/Logo-Vestibulares@4x.png","contentUrl":"https:\/\/vestibulares.estrategia.com\/portal\/wp-content\/uploads\/2021\/06\/Logo-Vestibulares@4x.png","width":250,"height":66,"caption":"Estrat\u00e9gia Vestibulares"},"image":{"@id":"https:\/\/vestibulares.estrategia.com\/portal\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/facebook.com\/estrategiavestibulares","https:\/\/x.com\/Estrategiavest","https:\/\/www.instagram.com\/estrategiavestibulares","https:\/\/www.youtube.com\/channel\/UCGWdZy8ULI-7_5GrABa4vNA"]},{"@type":"Person","@id":"https:\/\/vestibulares.estrategia.com\/portal\/#\/schema\/person\/c3c8aff2b0e78cda59fba186b818b7b1","name":"Kauane Elias","image":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/secure.gravatar.com\/avatar\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8e80772bbad4df9736e04a57d5d9e7505912087da8ecb6278b4b7be123170e95?s=96&d=mm&r=g","caption":"Kauane Elias"},"description":"Medicina - Unicamp. F\u00e9. \"Um mundo melhor come\u00e7a na transforma\u00e7\u00e3o do pr\u00f3prio mundo!\"","url":"https:\/\/vestibulares.estrategia.com\/portal\/author\/kauane\/"}]}},"_links":{"self":[{"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/posts\/85983","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/comments?post=85983"}],"version-history":[{"count":3,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/posts\/85983\/revisions"}],"predecessor-version":[{"id":86368,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/posts\/85983\/revisions\/86368"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/media\/86350"}],"wp:attachment":[{"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/media?parent=85983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/categories?post=85983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vestibulares.estrategia.com\/portal\/wp-json\/wp\/v2\/tags?post=85983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}