{"id":11681,"date":"2025-03-07T12:18:08","date_gmt":"2025-03-07T12:18:08","guid":{"rendered":"https:\/\/vivalr.com\/product\/11681.html"},"modified":"2025-03-07T12:43:38","modified_gmt":"2025-03-07T12:43:38","slug":"factory-supply-chloroacetyl-chloride-cas-1979-4-9-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/pt\/product\/11681.html","title":{"rendered":"Fornecimento de f\u00e1brica cloreto de cloroacetilo cas 1979-4-9 com melhor pre\u00e7o"},"content":{"rendered":"

Fornecimento de f\u00e1brica Cloreto de cloroacetil Cas 1979 - 4 - 9 com melhor pre\u00e7o: Guia do utilizador<\/h1>\n
    \n
  1. Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/a><\/li>\n
  2. Utiliza\u00e7\u00f5es do produto<\/a><\/li>\n
  3. Aplica\u00e7\u00e3o do produto<\/a><\/li>\n
  4. Estudos de casos de utiliza\u00e7\u00e3o<\/a><\/li>\n
  5. Informa\u00e7\u00f5es de contacto<\/a><\/li>\n<\/ol>\n

    Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/h2>\n

    O produto que estamos a apresentar aqui \u00e9 o Cloreto de Cloroacetilo, com o n\u00famero CAS 1979 - 4 - 9. \u00c9 um l\u00edquido incolor a amarelo claro com um odor pungente. A f\u00f3rmula molecular do cloreto de cloroacetila \u00e9 C\u2082H\u2082Cl\u2082O, e seu peso molecular \u00e9 de aproximadamente 112,94 g\/mol. Este produto qu\u00edmico tem um ponto de ebuli\u00e7\u00e3o na faixa de 105 - 106 \u00b0 C e um ponto de fus\u00e3o em torno de - 22 \u00b0 C. \u00c9 altamente sol\u00favel em solventes org\u00e2nicos como o benzeno, o tolueno e o clorof\u00f3rmio, mas reage violentamente com a \u00e1gua, libertando \u00e1cido clor\u00eddrico e \u00e1cido cloroac\u00e9tico. O cloreto de cloroacetilo tem uma densidade relativa de cerca de 1,422 g\/mL a 25\u00b0C.<\/p>\n

    Utiliza\u00e7\u00f5es do produto<\/h2>\n

    O cloreto de cloroacetilo \u00e9 um produto qu\u00edmico vers\u00e1til com uma vasta gama de aplica\u00e7\u00f5es. No dom\u00ednio da s\u00edntese org\u00e2nica, serve como um importante agente de acila\u00e7\u00e3o. Pode ser utilizado para introduzir o grupo cloroacetilo em v\u00e1rias mol\u00e9culas org\u00e2nicas, o que constitui um passo fundamental na s\u00edntese de muitos produtos farmac\u00eauticos, pesticidas e corantes. Por exemplo, \u00e9 utilizado na s\u00edntese de antibi\u00f3ticos de cefalosporina. O grupo cloroacetilo pode reagir com o grupo amino na estrutura da cefalosporina, modificando as propriedades do medicamento e aumentando a sua atividade antibacteriana. Na produ\u00e7\u00e3o de pesticidas, o cloreto de cloroacetilo \u00e9 utilizado para sintetizar herbicidas e insecticidas, fornecendo solu\u00e7\u00f5es eficazes para a prote\u00e7\u00e3o das culturas. Tamb\u00e9m pode ser utilizado no fabrico de corantes para melhorar a solidez da cor e o brilho dos produtos finais.<\/p>\n

    Aplica\u00e7\u00e3o do produto<\/h2>\n

    Ao utilizar o cloreto de cloroacetilo, devem ser seguidas medidas de seguran\u00e7a rigorosas. Deve ser manuseado num exaustor bem ventilado para evitar a inala\u00e7\u00e3o dos seus vapores t\u00f3xicos. Deve ser usado equipamento de prote\u00e7\u00e3o, como luvas, \u00f3culos de prote\u00e7\u00e3o e uma bata de laborat\u00f3rio. Quando se adiciona cloreto de cloroacetilo a um sistema reacional, este \u00e9 normalmente adicionado lentamente, gota a gota, para controlar a velocidade da rea\u00e7\u00e3o e evitar reac\u00e7\u00f5es violentas. A temperatura e o tempo de rea\u00e7\u00e3o devem ser cuidadosamente controlados de acordo com os requisitos espec\u00edficos da rea\u00e7\u00e3o. Ap\u00f3s a conclus\u00e3o da rea\u00e7\u00e3o, o produto deve ser purificado por m\u00e9todos adequados, como a destila\u00e7\u00e3o ou a recristaliza\u00e7\u00e3o, para obter um produto de elevada pureza. Durante a armazenagem, o cloreto de cloroacetilo deve ser mantido num recipiente fresco, seco e bem fechado, afastado de fontes de calor e de subst\u00e2ncias incompat\u00edveis, tais como \u00e1gua, bases e oxidantes.<\/p>\n

    Estudos de casos de utiliza\u00e7\u00e3o<\/h2>\n

    Caso 1: S\u00edntese farmac\u00eautica
    \nUma empresa farmac\u00eautica estava a sintetizar um novo antibi\u00f3tico cefalosporina. Utilizavam o cloreto de cloroacetilo como agente acilante. Primeiro, dissolveram o intermedi\u00e1rio de cefalosporina apropriado num solvente org\u00e2nico, como o diclorometano, num bal\u00e3o de rea\u00e7\u00e3o. Em seguida, adicionaram cloreto de cloroacetilo, gota a gota, sob agita\u00e7\u00e3o a baixa temperatura (cerca de 0 - 5\u00b0C). Deixou-se a rea\u00e7\u00e3o prosseguir durante v\u00e1rias horas \u00e0 temperatura ambiente. Ap\u00f3s a conclus\u00e3o da rea\u00e7\u00e3o, a mistura reacional foi lavada com \u00e1gua e uma solu\u00e7\u00e3o de base fraca para remover as impurezas. Por fim, purificaram o produto por cromatografia em coluna. O rendimento do produto final foi elevado e a qualidade correspondeu \u00e0s normas farmac\u00eauticas.<\/p>\n

    Caso 2: Produ\u00e7\u00e3o de pesticidas
    \nUm fabricante de pesticidas estava a produzir um novo herbicida. Utilizaram cloreto de cloroacetilo para reagir com um composto de amina espec\u00edfico. Misturaram os reagentes num solvente adequado numa caldeira de rea\u00e7\u00e3o. A rea\u00e7\u00e3o foi realizada sob condi\u00e7\u00f5es de refluxo durante um determinado per\u00edodo de tempo. Ap\u00f3s a rea\u00e7\u00e3o, removeram o solvente por destila\u00e7\u00e3o e purificaram o produto por recristaliza\u00e7\u00e3o. O herbicida resultante mostrou um excelente desempenho no controlo de ervas daninhas em testes de campo.<\/p>\n

    Informa\u00e7\u00f5es de contacto<\/h2>\n

    Se voc\u00ea tiver alguma d\u00favida sobre o nosso Cloreto de Cloroacetil de Fornecimento de F\u00e1brica Cas 1979 - 4 - 9 ou precisar de mais suporte t\u00e9cnico, n\u00e3o hesite em contactar-nos. Nosso e-mail \u00e9 info@vivalr.com, e nosso n\u00famero de telefone \u00e9 (86) 15866781826. Estamos empenhados em fornecer-lhe produtos de alta qualidade e servi\u00e7os profissionais.<\/p>","protected":false},"excerpt":{"rendered":"

    Factory Supply Chloroacetyl Chloride Cas 1979 - 4 - 9 With Best Price: User Guide Basic Information and Parameters Product Uses Product Application Usage Case Studies Contact Information Basic Information and Parameters The product we are presenting here is Chloroacetyl Chloride, with the CAS number 1979 - 4 - 9. It is a colorless to […]<\/p>","protected":false},"featured_media":26882,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-11681","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":"\nFactory Supply chloroacetyl chloride cas 1979-4-9 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\/11681.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply chloroacetyl chloride cas 1979-4-9 With Best Price\" \/>\n<meta property=\"og:description\" content=\"Factory Supply Chloroacetyl Chloride Cas 1979 - 4 - 9 With Best Price: User Guide Basic Information and Parameters Product Uses Product Application Usage Case Studies Contact Information Basic Information and Parameters The product we are presenting here is Chloroacetyl Chloride, with the CAS number 1979 - 4 - 9. 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