{"id":3061,"date":"2025-03-07T12:08:04","date_gmt":"2025-03-07T12:08:04","guid":{"rendered":"https:\/\/vivalr.com\/product\/3061.html"},"modified":"2025-03-07T12:27:13","modified_gmt":"2025-03-07T12:27:13","slug":"factory-supply-4-bromophenyl-isocyanate-cas-2493-02-9-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/pt\/product\/3061.html","title":{"rendered":"Fornecimento de f\u00e1brica de isocianato de 4-bromofenila CAS 2493-02-9 com melhor pre\u00e7o"},"content":{"rendered":"<h1>Fornecimento de f\u00e1brica de isocianato de 4-bromofenilo CAS 2493-02-9 Guia do utilizador<\/h1>\n<nav>\n<ul>\n<li><a href=\"#basic-info\">Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/a><\/li>\n<li><a href=\"#uses\">Utiliza\u00e7\u00f5es<\/a><\/li>\n<li><a href=\"#usage\">Utiliza\u00e7\u00e3o<\/a><\/li>\n<li><a href=\"#case-studies\">Estudos de caso<\/a><\/li>\n<li><a href=\"#contact\">Informa\u00e7\u00f5es de contacto<\/a><\/li>\n<\/ul>\n<\/nav>\n<h2 id=\"basic-info\">Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/h2>\n<p>Isocianato de 4 - Bromofenila (CAS 2493 - 02 - 9) \u00e9 um composto qu\u00edmico de alta qualidade oferecido por nossa f\u00e1brica com o melhor pre\u00e7o. A f\u00f3rmula molecular do 4 - Isocianato de Bromofenila \u00e9 C\u2087H\u2084BrNO, e seu peso molecular \u00e9 aproximadamente 214.02 g\/mol. Este produto geralmente aparece como um l\u00edquido incolor a amarelo claro ou s\u00f3lido cristalino, dependendo da pureza e das condi\u00e7\u00f5es ambientais. Tem um odor pungente carater\u00edstico. O ponto de ebuli\u00e7\u00e3o do 4 - Bromofenil Isocianato \u00e9 de cerca de 237 - 239\u00b0C, e o ponto de fus\u00e3o \u00e9 de cerca de 19 - 21\u00b0C. \u00c9 sol\u00favel em solventes org\u00e2nicos comuns, como tolueno, diclorometano e acetato de etilo, mas insol\u00favel em \u00e1gua.<\/p>\n<h2 id=\"uses\">Utiliza\u00e7\u00f5es<\/h2>\n<p>4 - O isocianato de bromofenilo tem uma vasta gama de aplica\u00e7\u00f5es na ind\u00fastria qu\u00edmica. Na s\u00edntese org\u00e2nica, serve como um bloco de constru\u00e7\u00e3o crucial para a prepara\u00e7\u00e3o de v\u00e1rios compostos funcionalizados. Por exemplo, pode reagir com aminas para formar ureias, que s\u00e3o intermedi\u00e1rios importantes na s\u00edntese de pesticidas, produtos farmac\u00eauticos e corantes. No dom\u00ednio da qu\u00edmica dos pol\u00edmeros, pode ser utilizado como mon\u00f3mero ou agente de liga\u00e7\u00e3o cruzada para modificar as propriedades dos pol\u00edmeros, tais como melhorar a resist\u00eancia ao calor e a resist\u00eancia mec\u00e2nica dos pol\u00edmeros. Al\u00e9m disso, tem aplica\u00e7\u00f5es na produ\u00e7\u00e3o de revestimentos especiais, adesivos e elast\u00f3meros devido \u00e0 sua capacidade de formar fortes liga\u00e7\u00f5es covalentes com outros grupos funcionais.<\/p>\n<h2 id=\"usage\">Utiliza\u00e7\u00e3o<\/h2>\n<p>Ao utilizar o 4 - Bromofenil Isocianato, devem ser tomadas precau\u00e7\u00f5es de seguran\u00e7a rigorosas. Em primeiro lugar, deve ser utilizado numa \u00e1rea bem ventilada ou sob uma hotte para evitar a inala\u00e7\u00e3o dos seus vapores. Deve ser usado equipamento de prote\u00e7\u00e3o pessoal, incluindo \u00f3culos de seguran\u00e7a, luvas e uma bata de laborat\u00f3rio. Durante o processo de manuseamento, evitar o contacto com a pele e os olhos. Em caso de contacto, lavar imediatamente com \u00e1gua abundante e procurar assist\u00eancia m\u00e9dica. Ao utiliz\u00e1-lo numa rea\u00e7\u00e3o, devem ser selecionadas condi\u00e7\u00f5es de rea\u00e7\u00e3o adequadas de acordo com o tipo e o objetivo da rea\u00e7\u00e3o. Geralmente, as reac\u00e7\u00f5es que envolvem o isocianato de 4 - bromofenilo s\u00e3o realizadas em condi\u00e7\u00f5es anidras para evitar reac\u00e7\u00f5es laterais com a \u00e1gua. A temperatura da rea\u00e7\u00e3o, o tempo de rea\u00e7\u00e3o e a raz\u00e3o molar dos reagentes devem ser cuidadosamente controlados para garantir a efici\u00eancia e a seletividade da rea\u00e7\u00e3o.<\/p>\n<h2 id=\"case-studies\">Estudos de caso<\/h2>\n<p>Caso 1: S\u00edntese farmac\u00eautica<br \/>\nUma empresa farmac\u00eautica estava a sintetizar um novo medicamento anti-inflamat\u00f3rio. O isocianato de 4 - bromofenilo foi utilizado como um intermedi\u00e1rio chave. A rea\u00e7\u00e3o envolveu a rea\u00e7\u00e3o do isocianato de 4 - bromofenilo com uma amina espec\u00edfica em condi\u00e7\u00f5es de rea\u00e7\u00e3o moderadas (temperatura ambiente e numa atmosfera inerte). Controlando cuidadosamente o tempo de rea\u00e7\u00e3o e a raz\u00e3o molar, o rendimento do intermedi\u00e1rio atingiu mais de 80%. Ap\u00f3s a purifica\u00e7\u00e3o subsequente e outras reac\u00e7\u00f5es, o f\u00e1rmaco anti - inflamat\u00f3rio final foi sintetizado com sucesso, o que mostrou excelentes efeitos anti - inflamat\u00f3rios em ensaios pr\u00e9 - cl\u00ednicos.<\/p>\n<p>Caso 2: Modifica\u00e7\u00e3o de pol\u00edmeros<br \/>\nUma equipa de investiga\u00e7\u00e3o de pol\u00edmeros estava a tentar melhorar a resist\u00eancia ao calor de um determinado tipo de poliuretano. Adicionaram 4 - Bromofenil Isocianato como agente de liga\u00e7\u00e3o cruzada durante o processo de polimeriza\u00e7\u00e3o. Ao ajustar a quantidade de 4 - Bromofenil Isocianato, a densidade de liga\u00e7\u00e3o cruzada do poliuretano foi optimizada. O poliuretano modificado mostrou um aumento significativo na temperatura de distor\u00e7\u00e3o t\u00e9rmica, de 80\u00b0C para 120\u00b0C, tornando-o mais adequado para aplica\u00e7\u00f5es de alta temperatura, como componentes de motores de autom\u00f3veis.<\/p>\n<h2 id=\"contact\">Informa\u00e7\u00f5es de contacto<\/h2>\n<p>Se voc\u00ea tiver alguma d\u00favida ou precisar de informa\u00e7\u00f5es mais detalhadas sobre Fornecimento de f\u00e1brica 4 - Isocianato de bromofenila CAS 2493 - 02 - 9, n\u00e3o hesite em contactar-nos. Nosso e-mail \u00e9 info@vivalr.com, e nosso n\u00famero de telefone \u00e9 (86) 15866781826.<\/p>","protected":false},"excerpt":{"rendered":"<p>Factory Supply 4-Bromophenyl Isocyanate CAS 2493-02-9 User Guide Basic Information and Parameters Uses Usage Case Studies Contact Information Basic Information and Parameters 4 - Bromophenyl Isocyanate (CAS 2493 - 02 - 9) is a high - quality chemical compound offered by our factory with the best price. The molecular formula of 4 - Bromophenyl Isocyanate [&hellip;]<\/p>\n","protected":false},"featured_media":22676,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-3061","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","8":"first","9":"instock","10":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Factory Supply 4-Bromophenyl Isocyanate CAS 2493-02-9 With Best Price - 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\/product\/3061.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply 4-Bromophenyl Isocyanate CAS 2493-02-9 With Best Price\" \/>\n<meta property=\"og:description\" content=\"Factory Supply 4-Bromophenyl Isocyanate CAS 2493-02-9 User Guide Basic Information and Parameters Uses Usage Case Studies Contact Information Basic Information and Parameters 4 - Bromophenyl Isocyanate (CAS 2493 - 02 - 9) is a high - quality chemical compound offered by our factory with the best price. 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