{"id":103,"date":"2025-03-07T12:05:09","date_gmt":"2025-03-07T12:05:09","guid":{"rendered":"https:\/\/vivalr.com\/product\/103.html"},"modified":"2025-03-07T12:21:25","modified_gmt":"2025-03-07T12:21:25","slug":"factory-supply-4-methylamino-3-nitrobenzoic-acid-cas-41263-74-5-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/pt\/product\/103.html","title":{"rendered":"Fornecimento de f\u00e1brica de \u00e1cido 4-(metilamino)-3-nitrobenz\u00f3ico Cas 41263-74-5 com melhor pre\u00e7o"},"content":{"rendered":"<div class=\"user-guide\">\n<h1>\u00c1cido 4-(metilamino)-3-nitrobenz\u00f3ico (CAS 41263-74-5): Guia completo do utilizador<\/h1>\n<p>        <!-- Table of Contents --><\/p>\n<div class=\"toc\">\n<h2>\u00cdndice<\/h2>\n<ul>\n<li><a href=\"#section1\">1. Vis\u00e3o geral do produto<\/a><\/li>\n<li><a href=\"#section2\">2. Principais aplica\u00e7\u00f5es<\/a><\/li>\n<li><a href=\"#section3\">3. Diretrizes de utiliza\u00e7\u00e3o<\/a><\/li>\n<li><a href=\"#section4\">4. Casos de utiliza\u00e7\u00e3o pormenorizados<\/a><\/li>\n<\/ul><\/div>\n<p>        <!-- Product Overview --><\/p>\n<div id=\"section1\" class=\"section\">\n<h2>1. Vis\u00e3o geral do produto<\/h2>\n<p><strong>\u00c1cido 4-(metilamino)-3-nitrobenz\u00f3ico<\/strong> (CAS 41263-74-5) \u00e9 um produto qu\u00edmico interm\u00e9dio de elevada pureza com a f\u00f3rmula molecular C<sub>8<\/sub>H<sub>8<\/sub>N<sub>2<\/sub>O<sub>4<\/sub> e um peso molecular de 196,16 g\/mol. Este p\u00f3 cristalino amarelo apresenta uma pureza de \u226598% (HPLC) e \u00e9 armazenado a 2-8\u00b0C num ambiente seco e escuro para garantir a estabilidade.<\/p>\n<\/p><\/div>\n<p>        <!-- Key Applications --><\/p>\n<div id=\"section2\" class=\"section\">\n<h2>2. Principais aplica\u00e7\u00f5es<\/h2>\n<p>Este composto serve como um bloco cr\u00edtico de constru\u00e7\u00e3o:<\/p>\n<ul>\n<li>S\u00edntese farmac\u00eautica (por exemplo, intermedi\u00e1rios de medicamentos anti-hipertensivos)<\/li>\n<li>Produ\u00e7\u00e3o agroqu\u00edmica (precursores de herbicidas\/pesticidas)<\/li>\n<li>S\u00edntese org\u00e2nica de derivados nitroarom\u00e1ticos<\/li>\n<li>Transforma\u00e7\u00f5es qu\u00edmicas \u00e0 escala da investiga\u00e7\u00e3o<\/li>\n<\/ul><\/div>\n<p>        <!-- Usage Guidelines --><\/p>\n<div id=\"section3\" class=\"section\">\n<h2>3. Diretrizes de utiliza\u00e7\u00e3o<\/h2>\n<h3>Manuseamento e armazenamento<\/h3>\n<ul>\n<li>Utilizar EPI (luvas, \u00f3culos de prote\u00e7\u00e3o, bata de laborat\u00f3rio) em \u00e1reas ventiladas<\/li>\n<li>Armazenar em recipientes fechados sob g\u00e1s inerte<\/li>\n<li>Solubilidade: 25 mg\/mL em DMSO (20\u00b0C)<\/li>\n<\/ul>\n<h3>Condi\u00e7\u00f5es de rea\u00e7\u00e3o<\/h3>\n<p>Concentra\u00e7\u00e3o de trabalho t\u00edpica: 0,1-0,5 M em solventes polares apr\u00f3ticos. Est\u00e1vel em condi\u00e7\u00f5es \u00e1cidas (pH 3-6) a temperaturas \u226480\u00b0C.<\/p>\n<\/p><\/div>\n<p>        <!-- Detailed Use Cases --><\/p>\n<div id=\"section4\" class=\"section\">\n<h2>4. Casos de utiliza\u00e7\u00e3o pormenorizados<\/h2>\n<h3>Caso 1: S\u00edntese de um intermedi\u00e1rio farmac\u00eautico<\/h3>\n<p><strong>Aplica\u00e7\u00e3o:<\/strong> Produ\u00e7\u00e3o de intermedi\u00e1rios API anti-hipertensivos<\/p>\n<p><strong>Procedimento:<\/strong><\/p>\n<ol>\n<li>Dissolver 5g (25,5 mmol) em 100mL de DMF anidro<\/li>\n<li>Adicionar 1,2 eq. agentes de acoplamento EDCI\/HOBt a 0\u00b0C<\/li>\n<li>Reagir com derivados de aminas secund\u00e1rias durante 12h \u00e0 temperatura ambiente<\/li>\n<li>Isolar o produto por cromatografia em coluna (rendimento de 60%)<\/li>\n<\/ol>\n<h3>Caso 2: Prepara\u00e7\u00e3o de produtos interm\u00e9dios agroqu\u00edmicos<\/h3>\n<p><strong>Aplica\u00e7\u00e3o:<\/strong> S\u00edntese de n\u00facleos herbicidas nitro-substitu\u00eddos<\/p>\n<p><strong>Processo:<\/strong><\/p>\n<ol>\n<li>Hidrogena\u00e7\u00e3o catal\u00edtica (5% Pd\/C, 50 psi H<sub>2<\/sub>)<\/li>\n<li>Redu\u00e7\u00e3o selectiva do grupo nitro a amina<\/li>\n<li>Cicliza\u00e7\u00e3o a jusante para formar derivados de benzimidazol<\/li>\n<\/ol><\/div>\n<p>        <!-- Contact --><\/p>\n<div class=\"contact\">\n<h2>Contacto para apoio t\u00e9cnico<\/h2>\n<p>Correio eletr\u00f3nico: <a href=\"mailto:info@vivalr.com\">info@vivalr.com<\/a><br \/>\n            Telefone: <a href=\"tel:+8615866781826\">(86) 15866781826<\/a><\/p>\n<\/p><\/div>\n<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>4-(Methylamino)-3-nitrobenzoic Acid (CAS 41263-74-5): Comprehensive User Guide Table of Contents 1. Product Overview 2. Key Applications 3. Usage Guidelines 4. Detailed Use Cases 1. Product Overview 4-(Methylamino)-3-nitrobenzoic Acid (CAS 41263-74-5) is a high-purity chemical intermediate with the molecular formula C8H8N2O4 and a molecular weight of 196.16 g\/mol. This yellow crystalline powder boasts a purity of [&hellip;]<\/p>","protected":false},"featured_media":0,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-103","1":"product","2":"type-product","3":"status-publish","5":"product_cat-uncategorized","7":"first","8":"instock","9":"product-type-simple"},"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>Factory Supply 4-(methylamino)-3-nitrobenzoic acid Cas 41263-74-5 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\/103.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-(methylamino)-3-nitrobenzoic acid Cas 41263-74-5 With Best Price\" \/>\n<meta property=\"og:description\" content=\"4-(Methylamino)-3-nitrobenzoic Acid (CAS 41263-74-5): Comprehensive User Guide Table of Contents 1. Product Overview 2. Key Applications 3. Usage Guidelines 4. Detailed Use Cases 1. Product Overview 4-(Methylamino)-3-nitrobenzoic Acid (CAS 41263-74-5) is a high-purity chemical intermediate with the molecular formula C8H8N2O4 and a molecular weight of 196.16 g\/mol. 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Product Overview 2. Key Applications 3. Usage Guidelines 4. Detailed Use Cases 1. Product Overview 4-(Methylamino)-3-nitrobenzoic Acid (CAS 41263-74-5) is a high-purity chemical intermediate with the molecular formula C8H8N2O4 and a molecular weight of 196.16 g\/mol. 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