吡罗昔康杂质 H 基本信息
中文名称 | 吡罗昔康杂质 H |
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中文同义词 | 4-羟基-2H-苯并[E][1,2]噻嗪-3-羧酸乙酯1,1-二氧化物;4-羟基-2H-1,2-苯并噻嗪-3-羧酸乙酯1,1-二氧化物;吡罗昔康杂质H (EP);吡罗昔康杂质H(EP) 标准品 |
英文名称 | Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide(Piroxicam Impurity H) |
英文同义词 | 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic Acid;Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide(Piroxicam Impurity H);4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester 1,1-dioxide;Piroxicam Impurity H;ethyl 4-hydroxy-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide;Ethyl 4-Hydroxy-2H-1,2-benzothiazin;2H-1,2-Benzothiazine-3-carboxylic acid, 4-hydroxy-, ethyl ester, 1,1-dioxide;Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide_x000b_(Piroxicam Impurity H) |
CAS号 | 24683-21-4 |
分子式 | C11H11NO5S |
分子量 | 269.27 |
EINECS号 | |
相关类别 | Aromatics, Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Sulfur & Selenium Compounds;Aromatics;Impurities;Intermediates & Fine Chemicals;Pharmaceuticals;Sulfur & Selenium Compounds |
Mol文件 | 24683-21-4.mol |
结构式 |
吡罗昔康杂质 H 性质
熔点 | 140℃ (acetone ) |
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沸点 | 453.0±55.0 °C(Predicted) |
密度 | 1.502±0.06 g/cm3(Predicted) |
储存条件 | Refrigerator, under inert atmosphere |
溶解度 | 可溶于氯仿(少许)、甲醇(少许) |
形态 | 固体 |
酸度系数(pKa) | 4.50±1.00(Predicted) |
颜色 | 白色至类白色 |