7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯

• 常用名: 7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯
• 英文名: ETHYL 7-HYDROXY-4-OXO-4H-CHROMENE-2-CARBOXYLATE
• CAS号: 23866-72-0
• 分子量: 234.20500
• 密度: 1.397g/cm3
• 沸点: 408.6ºC at 760mmHg
• 分子式: C₁₂H₁₀O₅
• 熔点: 222ºC
• 闪点: 161.2ºC

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯名称

• 中文名: 7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯
• 英文名: ethyl 7-hydroxy-4-oxochromene-2-carboxylate

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯物理化学性质

• 密度: 1.397g/cm3
• 沸点: 408.6ºC at 760mmHg
• 熔点: 222ºC
• 分子式: C₁₂H₁₀O₅
• 分子量: 234.20500
• 闪点: 161.2ºC
• 精确质量: 234.05300
• PSA: 76.74000
• LogP: 1.67530
• 蒸汽压: 2.93E-07mmHg at 25°C
• 折射率: 1.598
• 储存条件: 2-8°C， 干燥

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯MSDS

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯MSDS英文版

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯安全信息

• 危害码 (欧洲): Xi: Irritant;
• 海关编码: 2918990090

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯海关

• 海关编码: 2918990090
• 中文概述: 2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
• 申报要素: 品名, 成分含量, 用途
• Summary: 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

7-羟基-4-氧代-4H-苯并吡喃-2-羧酸乙酯英文别名

• 4H-1-Benzopyran-2-carboxylic acid,7-hydroxy-4-oxo-,ethyl ester
• 2-carboethoxy-7-hydroxy-4-oxo-4H-1-benzopyran
• 7-hydroxy-4-oxo-4H-chromene-2-carboxylic acid ethyl ester
• ethyl 7-hydroxy-4-oxochromen-2-carboxylate
• Ethyl 7-hydroxy-4-oxo-4H-chromene-2-carboxylate
• ethyl 7hydroxychromone-2-carboxylate
• ethyl 7-hydroxy-4-oxo-4H-1-benzopyran-2-carboxylate