76508-35-5

• 常用中文名：4-羟基-2H-1,2-苯并噻嗪-3-羧酸异丙酯1,1-二氧化物(吡罗昔康杂质I)
• 常用英文名：propan-2-yl 4-hydroxy-1,1-dioxo-2H-1λ6,2-benzothiazine-3-carboxylate
• CAS号：76508-35-5
• 分子式：C₁₂H₁₃NO₅S
• 分子量：283.30000
• 发布时间：2017-05-21 18:56:34
• 更新时间：2025-10-20 18:43:34

名称

• 中文名: 4-羟基-2H-1,2-苯并噻嗪-3-羧酸异丙酯1,1-二氧化物(吡罗昔康杂质I)
• 英文名: propan-2-yl 4-hydroxy-1,1-dioxo-2H-1λ6,2-benzothiazine-3-carboxylate
• 中文别名: 4-羟基-2H-苯并[E][1,2]噻嗪-3-羧酸异丙酯 1,1-二氧化物; BL-杂质I; 吡罗昔康杂质9(吡罗昔康杂质I); 吡罗昔康杂质I 标准品; 吡罗昔康杂质I
• 英文别名: Isopropyl 4-hydroxy-2H-benzo[e][1,2]thiazine-3-cboxylate 1,1-dioxide; BL-Impurity I; Isopropyl 4-Hydroxy-2H-1,2-benzothiazine-3-cboxylate 1,1-Dioxide _x005f (Piroxicam Impurity I); 2H-1,2-Benzothiazine-3-cboxylic acid, 4-hydroxy-, 1-methylethyl ester, 1,1-dioxide; propan-2-yl 4-hydroxy-1,1-dioxo-2H-1λ6,2-benzothiazine-3-cboxylate; Isopropyl 4-Hydroxy; 1-Methylethyl 4-Hydroxy-2H-1,2-benz; 4-Hydroxy-2H-1,2-benzothiazine-3-cboxylic acid 1-methylethyl ester 1,1-dioxide; 4-Hydroxy-1,1-dioxo-1,2-dihydro-1lambda*6*-benzo[e][1,2]thiazine-3-cboxylic acid isopropyl ester; UNII-4M96S498HZ; Isopropyl 4-Hydroxy- (Piroxicam Impurity I); Isopropyl 4-Hydroxy-2H-1,2-benzothiazine-3-cboxylate 1,1-Dioxide (Piroxicam Impurity I); 1-Methylethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide; Isopropyl 4-hydroxy-2H-1,2-benzothiazine-3-cboxylate 1,1-dioxide

物化性质

• 密度: 1.444g/cm3
• 沸点: 453.09ºC at 760 mmHg
• 分子式: C₁₂H₁₃NO₅S
• 分子量: 283.30000
• 闪点: 227.821ºC
• 精确质量: 283.05100
• PSA: 101.08000
• LogP: 2.56630
• 折射率: 1.608

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