{"id":187,"date":"2025-03-07T12:05:15","date_gmt":"2025-03-07T12:05:15","guid":{"rendered":"https:\/\/vivalr.com\/product\/187.html"},"modified":"2025-03-07T12:21:38","modified_gmt":"2025-03-07T12:21:38","slug":"factory-supply-22-bis4-hydroxy-35-dimethylphenylpropane-cas-5613-46-7-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/pt\/product\/187.html","title":{"rendered":"Fornecimento de f\u00e1brica 2,2-Bis (4-hidroxi-3,5-dimetilfenil) propano CAS 5613-46-7 com melhor pre\u00e7o"},"content":{"rendered":"<div class=\"product-guide\">\n<h1>2,2-Bis(4-hidroxi-3,5-dimetilfenil)propano CAS 5613-46-7: Guia t\u00e9cnico e aplica\u00e7\u00f5es<\/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<li><a href=\"#section5\">5. Informa\u00e7\u00f5es de contacto<\/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>N\u00famero CAS:<\/strong> 5613-46-7<\/p>\n<p><strong>Nome qu\u00edmico:<\/strong> 2,2-Bis(4-hidroxi-3,5-dimetilfenil)propano<\/p>\n<p><strong>F\u00f3rmula molecular:<\/strong> C<sub>19<\/sub>H<sub>24<\/sub>O<sub>2<\/sub><\/p>\n<p><strong>Peso molecular:<\/strong> 284,39 g\/mol<\/p>\n<p><strong>Apar\u00eancia:<\/strong> P\u00f3 cristalino branco a esbranqui\u00e7ado<\/p>\n<p><strong>Pureza:<\/strong> \u226598% (HPLC)<\/p>\n<p><strong>Armazenamento:<\/strong> Conservar num local fresco e seco, ao abrigo da luz, a uma temperatura de 15-25\u00b0C.<\/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>O 2,2-Bis(4-hidroxi-3,5-dimetilfenil)propano \u00e9 um intermedi\u00e1rio qu\u00edmico de alto desempenho amplamente utilizado em..:<\/p>\n<ul>\n<li><strong>Ind\u00fastria de pol\u00edmeros:<\/strong> Mon\u00f3mero para a s\u00edntese de policarbonatos resistentes ao calor e de resinas epox\u00eddicas.<\/li>\n<li><strong>Produtos farmac\u00eauticos:<\/strong> Elemento de base para formula\u00e7\u00f5es de medicamentos especializados.<\/li>\n<li><strong>Materiais avan\u00e7ados:<\/strong> Aditivo antioxidante em pl\u00e1sticos e revestimentos.<\/li>\n<li><strong>Investiga\u00e7\u00e3o e desenvolvimento:<\/strong> Reagente chave em s\u00edntese org\u00e2nica e estudos de ci\u00eancia dos materiais.<\/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>Precau\u00e7\u00f5es de seguran\u00e7a<\/h3>\n<ul>\n<li>Usar EPI (luvas, \u00f3culos de prote\u00e7\u00e3o, bata de laborat\u00f3rio) durante o manuseamento.<\/li>\n<li>Evitar a inala\u00e7\u00e3o ou o contacto direto com a pele.<\/li>\n<\/ul>\n<h3>Recomenda\u00e7\u00f5es de processamento<\/h3>\n<ul>\n<li><strong>Para a s\u00edntese de pol\u00edmeros:<\/strong> Utilizar 0,5-2,0% w\/w como comon\u00f3mero sob g\u00e1s inerte (N<sub>2<\/sub>).<\/li>\n<li><strong>Como Antioxidante:<\/strong> Misturar 0,1-0,5% com pol\u00edmeros fundidos a 150-180\u00b0C.<\/li>\n<li><strong>Solubilidade:<\/strong> Sol\u00favel em acetona, DMF e THF; insol\u00favel em \u00e1gua.<\/li>\n<\/ul><\/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>Estudo de caso 1: Produ\u00e7\u00e3o de policarbonato a alta temperatura<\/h3>\n<p>Num reator controlado, 1,2 kg de 2,2-Bis(4-hidroxi-3,5-dimetilfenil)propano foi combinado com bisfenol-A (raz\u00e3o molar 4:1) e fosg\u00e9nio. A rea\u00e7\u00e3o a 80\u00b0C durante 8 horas produziu um policarbonato com:<\/p>\n<ul>\n<li>Temperatura de transi\u00e7\u00e3o v\u00edtrea (T<sub>g<\/sub>): 185\u00b0C<\/li>\n<li>Resist\u00eancia \u00e0 decomposi\u00e7\u00e3o t\u00e9rmica: 420\u00b0C<\/li>\n<\/ul>\n<h3>Estudo de caso 2: Antioxidante para cabos de PVC<\/h3>\n<p>Adi\u00e7\u00e3o de 0,3% deste composto aos materiais de isolamento em PVC:<\/p>\n<ul>\n<li>Vida \u00fatil alargada pelo 40% a 90\u00b0C<\/li>\n<li>Descolora\u00e7\u00e3o oxidativa reduzida por 75%<\/li>\n<\/ul><\/div>\n<p>        <!-- Contact Information --><\/p>\n<div id=\"section5\" class=\"section\">\n<h2>5. Informa\u00e7\u00f5es de contacto<\/h2>\n<p>Para especifica\u00e7\u00f5es t\u00e9cnicas ou encomendas por grosso:<\/p>\n<ul>\n<li>Correio eletr\u00f3nico: <a href=\"mailto:info@vivalr.com\">info@vivalr.com<\/a><\/li>\n<li>Tel: <a href=\"tel:+8615866781826\">(86) 15866781826<\/a><\/li>\n<\/ul><\/div>\n<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane CAS 5613-46-7: Technical Guide &#038; Applications Table of Contents 1. Product Overview 2. Key Applications 3. Usage Guidelines 4. Detailed Use Cases 5. Contact Information 1. Product Overview CAS Number: 5613-46-7 Chemical Name: 2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane Molecular Formula: C19H24O2 Molecular Weight: 284.39 g\/mol Appearance: White to off-white crystalline powder Purity: \u226598% (HPLC) Storage: Store in a [&hellip;]<\/p>","protected":false},"featured_media":21264,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-187","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 v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Factory Supply 2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane CAS 5613-46-7 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\/187.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply 2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane CAS 5613-46-7 With Best Price\" \/>\n<meta property=\"og:description\" content=\"2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane CAS 5613-46-7: Technical Guide &amp; Applications Table of Contents 1. 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