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4,5-dihydroxyphthalic acid

更新时间:2025-09-13 23:25:43

4,5-dihydroxyphthalic acid结构式
4,5-dihydroxyphthalic acid结构式
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常用名 4,5-dihydroxyphthalic acid 英文名 4,5-dihydroxyphthalic acid
CAS号 63958-66-7 分子量 198.13000
密度 1.779g/cm3 沸点 535.8ºC at 760mmHg
分子式 C8H6O6 熔点 N/A
MSDS N/A 闪点 291.9ºC

 4,5-dihydroxyphthalic acid名称

英文名 4,5-dihydroxyphthalic acid
英文别名 更多

 4,5-dihydroxyphthalic acid物理化学性质

密度 1.779g/cm3
沸点 535.8ºC at 760mmHg
分子式 C8H6O6
分子量 198.13000
闪点 291.9ºC
精确质量 198.01600
PSA 115.06000
LogP 0.49420
折射率 1.717

 4,5-dihydroxyphthalic acid安全信息

海关编码 2918290000

 4,5-dihydroxyphthalic acid海关

海关编码 2918290000
中文概述 2918290000 其他含酚基但不含其他含氧基羧酸及其酸酐、酰卤化物、过氧化物和过氧酸及它们的衍生物。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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
监管条件 A.入境货物通关单 B.出境货物通关单
检验检疫 R.进口食品卫生监督检验 S.出口食品卫生监督检验
Summary HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

 4,5-dihydroxyphthalic acid英文别名

1,2-Benzenedicarboxylic acid,4,5-dihydroxy
4,5-Dhpa
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