{"id":12262,"date":"2025-01-15T21:57:06","date_gmt":"2025-01-15T21:57:06","guid":{"rendered":"https:\/\/vivalr.com\/?p=12262"},"modified":"2025-01-15T12:20:40","modified_gmt":"2025-01-15T12:20:40","slug":"n-2-naphthylaniline-cas-135-88-6%ef%bc%9a-everything-you-need-to-know-about-this-chemical","status":"publish","type":"post","link":"https:\/\/vivalr.com\/pt\/12262","title":{"rendered":"N-(2-naftil)anilina CAS 135-88-6\uff1a Tudo o que voc\u00ea precisa saber sobre este produto qu\u00edmico"},"content":{"rendered":"<h3>Resumo<\/h3>\n<p>Este artigo fornece uma vis\u00e3o geral aprofundada da N-(2-naftil)anilina, um composto qu\u00edmico com o n\u00famero CAS 135-88-6. Investiga as suas propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese, aplica\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a, impacto ambiental e estatuto regulamentar. Ao explorar estes aspectos, o artigo tem como objetivo oferecer uma compreens\u00e3o abrangente deste produto qu\u00edmico e da sua import\u00e2ncia em v\u00e1rias ind\u00fastrias.<\/p>\n<h3>Introdu\u00e7\u00e3o \u00e0 N-(2-naftil)anilina<\/h3>\n<p>A N-(2-naftil)anilina, tamb\u00e9m conhecida como 2-naftilanilina, \u00e9 um composto org\u00e2nico que pertence \u00e0 fam\u00edlia das aminas arom\u00e1ticas. Caracteriza-se por um anel de benzeno substitu\u00eddo por um grupo 2-naftil e um grupo amino. Este composto \u00e9 amplamente utilizado na s\u00edntese de corantes, produtos farmac\u00eauticos e outros compostos org\u00e2nicos. Neste artigo, vamos explorar os v\u00e1rios aspectos da N-(2-naftil)anilina, incluindo as suas propriedades qu\u00edmicas, s\u00edntese, aplica\u00e7\u00f5es, seguran\u00e7a, impacto ambiental e estatuto regulamentar.<\/p>\n<h3>Propriedades qu\u00edmicas da N-(2-naftil)anilina<\/h3>\n<p>A N-(2-naftil)anilina tem uma f\u00f3rmula molecular de C12H11N e um peso molecular de 169,22 g\/mol. Trata-se de um s\u00f3lido cristalino branco a amarelo p\u00e1lido, sol\u00favel em solventes org\u00e2nicos como o \u00e1lcool, o \u00e9ter e a acetona. O composto tem um ponto de fus\u00e3o de aproximadamente 114-116\u00b0C e um ponto de ebuli\u00e7\u00e3o de cerca de 284\u00b0C. \u00c9 tamb\u00e9m conhecido pelo seu odor distinto, que \u00e9 frequentemente descrito como semelhante ao do alcatr\u00e3o de carv\u00e3o.<\/p>\n<p>A estrutura qu\u00edmica da N-(2-naftil)anilina permite-lhe participar em v\u00e1rias reac\u00e7\u00f5es qu\u00edmicas, incluindo a substitui\u00e7\u00e3o arom\u00e1tica electrof\u00edlica, a substitui\u00e7\u00e3o arom\u00e1tica nucleof\u00edlica e as reac\u00e7\u00f5es de condensa\u00e7\u00e3o. Estas propriedades tornam-na um material de partida vers\u00e1til para a s\u00edntese de uma vasta gama de compostos org\u00e2nicos.<\/p>\n<h3>S\u00edntese da N-(2-naftil)anilina<\/h3>\n<p>A s\u00edntese da N-(2-naftil)anilina pode ser obtida atrav\u00e9s de v\u00e1rios m\u00e9todos, incluindo a rea\u00e7\u00e3o de Sandmeyer, a rea\u00e7\u00e3o de Reimer-Tiemann e a redu\u00e7\u00e3o de compostos nitro de 2-naftil. A rea\u00e7\u00e3o de Sandmeyer consiste na rea\u00e7\u00e3o de cloreto de 2-naftil com nitrito de s\u00f3dio na presen\u00e7a de um catalisador de cobre. A rea\u00e7\u00e3o de Reimer-Tiemann, por outro lado, envolve a rea\u00e7\u00e3o de 2-naftilamina com fosg\u00e9nio. Ambos os m\u00e9todos produzem N-(2-naftil)anilina como produto prim\u00e1rio.<\/p>\n<p>A redu\u00e7\u00e3o de compostos nitrados de 2-naftilo \u00e9 outro m\u00e9todo comum de s\u00edntese da N-(2-naftil)anilina. Este processo envolve a redu\u00e7\u00e3o de compostos nitrados de 2-naftil utilizando g\u00e1s hidrog\u00e9nio ou outros agentes redutores, como o borohidreto de s\u00f3dio ou o hidreto de alum\u00ednio e l\u00edtio.<\/p>\n<h3>Aplica\u00e7\u00f5es da N-(2-naftil)anilina<\/h3>\n<p>A N-(2-naftil)anilina \u00e9 muito utilizada na ind\u00fastria dos corantes, onde \u00e9 utilizada como precursor para a s\u00edntese de v\u00e1rios corantes, incluindo corantes az\u00f3icos e corantes de antraquinona. Estes corantes s\u00e3o utilizados na produ\u00e7\u00e3o de t\u00eaxteis, couro e pl\u00e1sticos.<\/p>\n<p>Na ind\u00fastria farmac\u00eautica, a N-(2-naftil)anilina \u00e9 utilizada como material de partida para a s\u00edntese de medicamentos, incluindo analg\u00e9sicos, antipir\u00e9ticos e agentes cardiovasculares. A sua versatilidade em reac\u00e7\u00f5es qu\u00edmicas tamb\u00e9m a torna um intermedi\u00e1rio valioso na s\u00edntese de outros compostos org\u00e2nicos.<\/p>\n<h3>Considera\u00e7\u00f5es de seguran\u00e7a<\/h3>\n<p>A N-(2-naftil)anilina \u00e9 considerada uma subst\u00e2ncia perigosa devido ao seu potencial para causar irrita\u00e7\u00e3o cut\u00e2nea, reac\u00e7\u00f5es al\u00e9rgicas e problemas respirat\u00f3rios. \u00c9 importante manusear este composto com cuidado, utilizando equipamento de prote\u00e7\u00e3o individual adequado, como luvas, \u00f3culos de prote\u00e7\u00e3o e batas de laborat\u00f3rio. Em caso de exposi\u00e7\u00e3o acidental, deve procurar-se assist\u00eancia m\u00e9dica imediata.<\/p>\n<p>O composto \u00e9 tamb\u00e9m inflam\u00e1vel e deve ser armazenado num local fresco e seco, afastado de materiais incompat\u00edveis. \u00c9 essencial uma ventila\u00e7\u00e3o adequada quando se trabalha com N-(2-naftil)anilina para evitar a acumula\u00e7\u00e3o de vapores.<\/p>\n<h3>Impacto ambiental<\/h3>\n<p>O impacto ambiental da N-(2-naftil)anilina est\u00e1 principalmente associado ao seu potencial de contamina\u00e7\u00e3o das fontes de \u00e1gua e do solo. \u00c9 classificada como um poluente priorit\u00e1rio por algumas ag\u00eancias reguladoras devido \u00e0 sua persist\u00eancia no ambiente e ao seu potencial de bioacumula\u00e7\u00e3o. A elimina\u00e7\u00e3o correta dos res\u00edduos e a regulamenta\u00e7\u00e3o ambiental s\u00e3o cruciais para minimizar o impacto deste composto nos ecossistemas.<\/p>\n<h3>Estatuto regulamentar<\/h3>\n<p>A N-(2-naftil)anilina est\u00e1 sujeita a v\u00e1rios regulamentos e normas, consoante o pa\u00eds e a aplica\u00e7\u00e3o espec\u00edfica. Em muitas regi\u00f5es, \u00e9 classificada como um produto qu\u00edmico perigoso e est\u00e1 sujeita a regulamentos rigorosos de manuseamento, armazenamento e elimina\u00e7\u00e3o. A conformidade com estes regulamentos \u00e9 essencial para as empresas que utilizam ou produzem este composto.<\/p>\n<h3>Conclus\u00e3o<\/h3>\n<p>N-(2-naftil)anilina, com o n\u00famero CAS <a class=\"wpil_keyword_link\" href=\"https:\/\/vivalr.com\/pt\/product\/11167.html\/\"   title=\"135-88-6\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"286\">135-88-6<\/a>\u00e9 um composto org\u00e2nico vers\u00e1til com uma vasta gama de aplica\u00e7\u00f5es. As suas propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese e considera\u00e7\u00f5es de seguran\u00e7a s\u00e3o cruciais para o seu manuseamento e utiliza\u00e7\u00e3o adequados. Compreender o impacto ambiental e o estatuto regulamentar deste composto \u00e9 essencial para as empresas e indiv\u00edduos envolvidos na sua produ\u00e7\u00e3o, distribui\u00e7\u00e3o e utiliza\u00e7\u00e3o. Ao explorar estes aspectos, este artigo tem como objetivo fornecer uma vis\u00e3o abrangente da N-(2-naftil)anilina, contribuindo para uma melhor compreens\u00e3o da sua import\u00e2ncia em v\u00e1rias ind\u00fastrias.<\/p>\n<p>Palavras-chave: N-(2-naftil)anilina, CAS 135-88-6, propriedades qu\u00edmicas, s\u00edntese, aplica\u00e7\u00f5es, seguran\u00e7a, impacto ambiental, estatuto regulamentar.<\/p>","protected":false},"excerpt":{"rendered":"<p>Resumo Este artigo fornece uma vis\u00e3o geral aprofundada da N-(2-naftil)anilina, um composto qu\u00edmico com o n\u00famero CAS 135-88-6. Investiga<\/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-12262","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 v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>N-(2-naphthyl)aniline CAS 135-88-6\uff1a Everything You Need to Know About This Chemical - 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\/12262\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"N-(2-naphthyl)aniline CAS 135-88-6\uff1a Everything You Need to Know About This Chemical\" \/>\n<meta property=\"og:description\" content=\"AbstractThis article provides an in-depth overview of N-(2-naphthyl)aniline, a chemical compound with the CAS number 135-88-6. 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