5-羟基-4-氧代-4H-色烯-2-羧酸

5-羟基-4-氧代-4H-色烯-2-羧酸名称

[ CAS 号 ]:
53878-47-0

[ 中文名 ]:
5-羟基-4-氧代-4H-色烯-2-羧酸

[ 英文名 ]:
5-HYDROXY-4-OXO-4H-CHROMENE-2-CARBOXYLIC ACID

[英文别名 ]:

5-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid
5-hydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid
5-Hydroxy-4-oxo-4H-chromen-2-carbonsaeure
2-carboxy-5-hydroxychromone
HMS1522C07
5-hydroxychromone-2-carboxylic acid

5-羟基-4-氧代-4H-色烯-2-羧酸物理化学性质

[ 密度 ]:
1.639 g/cm3

[ 沸点 ]:
408.5ºC at 760 mmHg

[ 分子式 ]:
C₁₀H₆O₅

[ 分子量 ]:
206.15200

[ 闪点 ]:
169.7ºC

[ 精确质量 ]:
206.02200

[ PSA ]:
87.74000

[ LogP ]:
1.19680

5-羟基-4-氧代-4H-色烯-2-羧酸安全信息

[ 海关编码 ]:
2918990090

5-羟基-4-氧代-4H-色烯-2-羧酸合成路线

详细合成路线

5-羟基-4-氧代-4H-色烯-2-羧酸海关

[ 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%