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CAS号:24683-21-4
英文名称:Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity H)
英文同义词:Piroxicam Impurity H;Ethyl 4-Hydroxy-2H-1,2-benzothiazin;4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic Acid;ethyl 4-hydroxy-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide;ethyl 4-hydroxy-1,1-dioxo-2H-1lambda6,2-benzothiazin e-3-carboxylate;4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester 1,1-dioxide;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 (Piroxicam Impurity H);Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide_x000b_(Piroxicam Impurity H)
中文名称:吡罗昔康杂质 H
中文同义词:吡罗昔康杂质H (EP);吡罗昔康杂质H(EP) 标准品;4-羟基-2H-1,2-苯并噻嗪-3-羧酸乙酯1,1-二氧化物;4-羟基-2H-苯并[E][1,2]噻嗪-3-羧酸乙酯1,1-二氧化物
分子式:C11H11NO5S
分子量:269.27
熔点: 140℃ (acetone )
沸点: 453.0±55.0 °C(Predicted)
密度: 1.502±0.06 g/cm3(Predicted)
酸度系数(pKa): 4.50±1.00(Predicted)