{"id":13174,"date":"2025-01-16T20:45:06","date_gmt":"2025-01-16T20:45:06","guid":{"rendered":"https:\/\/vivalr.com\/?p=13174"},"modified":"2025-01-15T14:12:50","modified_gmt":"2025-01-15T14:12:50","slug":"cas-71-91-0%ef%bc%9a-tetraethylammonium-bromide-explained-everything-you-need-to-know","status":"publish","type":"post","link":"https:\/\/vivalr.com\/pt\/13174","title":{"rendered":"CAS 71-91-0\uff1a Brometo de tetraetilam\u00f3nio Explica\u00e7\u00e3o - Tudo o que precisa de saber"},"content":{"rendered":"<h3>Resumo<\/h3>\n<p>Este artigo fornece uma vis\u00e3o geral abrangente do CAS 71-91-0, tamb\u00e9m conhecido como Brometo de Tetraetilam\u00f3nio. Investiga as propriedades qu\u00edmicas, utiliza\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a e aplica\u00e7\u00f5es deste composto. Ao explorar a sua estrutura, s\u00edntese e v\u00e1rias aplica\u00e7\u00f5es industriais, o artigo visa oferecer uma compreens\u00e3o detalhada do brometo de tetraetilam\u00f3nio, destacando a sua import\u00e2ncia em diferentes campos.<\/p>\n<h3>Introdu\u00e7\u00e3o ao Brometo de Tetraetilam\u00f3nio (CAS 71-91-0)<\/h3>\n<p>O brometo de tetraetilam\u00f3nio, com a f\u00f3rmula qu\u00edmica (C2H5)4NBr, \u00e9 um composto org\u00e2nico pertencente \u00e0 fam\u00edlia dos sais de am\u00f3nio quatern\u00e1rio. \u00c9 comummente utilizado em v\u00e1rias ind\u00fastrias devido \u00e0s suas propriedades \u00fanicas. Este artigo explora a estrutura qu\u00edmica, os m\u00e9todos de s\u00edntese, as orienta\u00e7\u00f5es de seguran\u00e7a e as aplica\u00e7\u00f5es do brometo de tetraetilam\u00f3nio.<\/p>\n<h3>Estrutura qu\u00edmica e propriedades<\/h3>\n<p>O brometo de tetraetilam\u00f3nio \u00e9 constitu\u00eddo por um i\u00e3o de am\u00f3nio quatern\u00e1rio (C2H5)4N+ e um i\u00e3o brometo (Br-). O composto \u00e9 altamente sol\u00favel em \u00e1gua e em solventes org\u00e2nicos, o que o torna vers\u00e1til para v\u00e1rias aplica\u00e7\u00f5es. \u00c9 um s\u00f3lido incolor e inodoro que \u00e9 est\u00e1vel em condi\u00e7\u00f5es normais. A presen\u00e7a do i\u00e3o brometo confere-lhe um sabor ligeiramente salgado, que \u00e9 frequentemente utilizado em aditivos alimentares.<\/p>\n<h3>S\u00edntese do brometo de tetraetilam\u00f3nio<\/h3>\n<p>A s\u00edntese do brometo de tetraetilam\u00f3nio envolve a rea\u00e7\u00e3o entre a etilamina (C2H5NH2) e o bromo (Br2) na presen\u00e7a de uma base, como o hidr\u00f3xido de s\u00f3dio (NaOH). A rea\u00e7\u00e3o pode ser representada da seguinte forma<br \/>\nC2H5NH2 + Br2 \u2192 (C2H5)4NBr + H2O<br \/>\nEste processo \u00e9 normalmente efectuado numa solu\u00e7\u00e3o aquosa e o produto resultante \u00e9 purificado atrav\u00e9s de cristaliza\u00e7\u00e3o.<\/p>\n<h3>Aplica\u00e7\u00f5es do brometo de tetraetilam\u00f3nio<\/h3>\n<p>O brometo de tetraetilam\u00f3nio \u00e9 amplamente utilizado em v\u00e1rias ind\u00fastrias. Algumas das principais aplica\u00e7\u00f5es incluem:<\/p>\n<p>1. **Ind\u00fastria alimentar**: \u00c9 utilizado como aditivo alimentar, nomeadamente como emulsionante e estabilizador em alimentos transformados.<br \/>\n2. **Ind\u00fastria farmac\u00eautica**: O brometo de tetraetilam\u00f3nio \u00e9 utilizado na s\u00edntese de certos compostos farmac\u00eauticos e como agente tamp\u00e3o em formula\u00e7\u00f5es de medicamentos.<br \/>\n3. **Ind\u00fastria t\u00eaxtil**: \u00c9 utilizado como auxiliar de tingimento e amaciador no processamento de t\u00eaxteis.<\/p>\n<h3>Considera\u00e7\u00f5es de seguran\u00e7a<\/h3>\n<p>Embora o brometo de tetraetilam\u00f3nio seja amplamente utilizado, \u00e9 importante considerar o seu perfil de seguran\u00e7a. O composto \u00e9 t\u00f3xico se ingerido ou inalado, e pode causar irrita\u00e7\u00e3o na pele e nos olhos. O manuseamento e armazenamento adequados s\u00e3o essenciais para evitar a exposi\u00e7\u00e3o acidental. Os trabalhadores que manuseiam o brometo de tetraetilam\u00f3nio devem usar equipamento de prote\u00e7\u00e3o individual (EPI) adequado e seguir as orienta\u00e7\u00f5es de seguran\u00e7a.<\/p>\n<h3>Impacto ambiental<\/h3>\n<p>O brometo de tetraetilam\u00f3nio \u00e9 considerado moderadamente perigoso para o ambiente. \u00c9 t\u00f3xico para a vida aqu\u00e1tica e pode persistir no ambiente durante um per\u00edodo prolongado. Por conseguinte, a elimina\u00e7\u00e3o adequada de res\u00edduos e os regulamentos ambientais devem ser respeitados aquando da utiliza\u00e7\u00e3o deste composto.<\/p>\n<h3>Conclus\u00e3o<\/h3>\n<p>Em conclus\u00e3o, o brometo de tetraetilam\u00f3nio (CAS 71-91-0) \u00e9 um composto org\u00e2nico vers\u00e1til com uma vasta gama de aplica\u00e7\u00f5es. A sua estrutura qu\u00edmica, m\u00e9todos de s\u00edntese, considera\u00e7\u00f5es de seguran\u00e7a e impacto ambiental s\u00e3o aspectos cruciais a compreender por qualquer pessoa que trabalhe ou investigue este composto. Ao fornecer uma explica\u00e7\u00e3o detalhada destes factores, este artigo pretende servir como um recurso abrangente para os interessados no brometo de tetraetilam\u00f3nio.<\/p>\n<h3>Palavras-chave<\/h3>\n<p>Brometo de tetraetilam\u00f3nio, CAS 71-91-0, sal de am\u00f3nio quatern\u00e1rio, propriedades qu\u00edmicas, s\u00edntese, aplica\u00e7\u00f5es, seguran\u00e7a, impacto ambiental<\/p>","protected":false},"excerpt":{"rendered":"<p>Resumo Este artigo fornece uma vis\u00e3o geral abrangente do CAS 71-91-0, tamb\u00e9m conhecido como Brometo de Tetraetilam\u00f3nio. Investiga a composi\u00e7\u00e3o qu\u00edmica do<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13174","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v25.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CAS 71-91-0\uff1a Tetraethylammonium Bromide Explained - Everything You Need to Know - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vivalr.com\/pt\/13174\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CAS 71-91-0\uff1a Tetraethylammonium Bromide Explained - Everything You Need to Know\" \/>\n<meta property=\"og:description\" content=\"AbstractThis article provides a comprehensive overview of CAS 71-91-0, also known as Tetraethylammonium Bromide. 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