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CAS號(hào):24683-21-4
英文名稱:Ethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity H)
英文同義詞: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)
中文名稱:吡羅昔康雜質(zhì) H
中文同義詞:吡羅昔康雜質(zhì)H (EP);吡羅昔康雜質(zhì)H(EP) 標(biāo)準(zhǔn)品;4-羥基-2H-1,2-苯并噻嗪-3-羧酸乙酯1,1-二氧化物;4-羥基-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
熔點(diǎn): 140℃ (acetone )
沸點(diǎn): 453.0±55.0 °C(Predicted)
密度: 1.502±0.06 g/cm3(Predicted)
酸度系數(shù)(pKa): 4.50±1.00(Predicted)