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CAS: 132-62-7
分子式: C21H17NO5
分子量: 361.27
中文名称: 
色酚AS-BT
纳夫妥AS-BT
英文名称: 
n-(2,5-dimethoxyphenyl)-2-hydroxy-3-dibenzofurancarboxamid
2-hydroxy-2',5'-dimethoxydibenzofuran-3-carboxanilide
azoic coupling component 16
C.1.Azoic Coupling Component 16(37605)
Naphthol AS-BT
Amanil Naphthol AS-DB
性质描述: 该品为灰白色粉末,熔点217℃。可溶于吡啶,不溶于水和碳酸钠溶液,在硫酸中呈黄色,在氢氧化钠溶液中也呈黄色。
生产方法: 以邻氯苯胺、对苯二醌和2,5-二甲氧基苯胺为主体原料。经邻氯苯胺重氮化后,与对苯二醌缩合,再用保险粉还原,通过氢氧化钾的作用进行闭环,利用二氧碳进行羧基化,再在三氯化磷参与下,与2,5-二甲氧基苯胺进行缩合,而后用碳酸钠中和、蒸出氯苯,最后过滤、干燥而得成品。产品要求色酚含量≥94%,熔点≥213℃。原料消耗(kg/t)邻氯苯胺(98%) 1060对苯二醌(99%) 6202,5-二甲氧基苯胺(99%) 500亚硝酸钠(90%) 500盐酸(30%) 2500三氯化磷(95%) 235碳酸氢钠 1200保险粉(85%) 1650氢氧化钾(90%) 1100
用途: 主要用作棉、粘胶织物染色和印花的打底剂。
推荐供应商
货号品牌产品名称规格包装、参考价格详情
R319996NAPTHOL AS-DBAldrichCPR1908.94元/1G;   展开

产品说明

其他说明

Please note that sigma-aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. sigma-aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final.

NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH'S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT AS-IS AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.

基本信息

线性分子式C21H17NO5
分子量363.373
MDL编号MFCD00129810
CAS号首数字顺序排列: 1 2 3 4 5 6 7 8 9