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2-Butenoic acid,4-(2,4-dimethylphenyl)-4-oxo-

更新时间:2025-11-30 07:47:46

2-Butenoic acid,4-(2,4-dimethylphenyl)-4-oxo-结构式
2-Butenoic acid,4-(2,4-dimethylphenyl)-4-oxo-结构式
品牌特惠专场
常用名 2-Butenoic acid,4-(2,4-dimethylphenyl)-4-oxo- 英文名 2-Butenoic acid,4-(2,4-dimethylphenyl)-4-oxo-
CAS号 22660-11-3 分子量 204.22200
密度 1.168g/cm3 沸点 385.1ºC at 760 mmHg
分子式 C12H12O3 熔点 N/A
MSDS N/A 闪点 200.9ºC

 名称

英文名 (E)-4-(2,4-dimethylphenyl)-4-oxobut-2-enoic acid

 物理化学性质

密度 1.168g/cm3
沸点 385.1ºC at 760 mmHg
分子式 C12H12O3
分子量 204.22200
闪点 200.9ºC
精确质量 204.07900
PSA 54.37000
LogP 2.12690
InChIKey WFDMCLINTAGONZ-AATRIKPKSA-N
SMILES Cc1ccc(C(=O)C=CC(=O)O)c(C)c1
蒸汽压 1.28E-06mmHg at 25°C
折射率 1.563

 安全信息

海关编码 2918300090

 海关

海关编码 2918300090
中文概述 2918300090 其他含醛基或酮基不含其他含氧基羧酸(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:9.0% 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 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%
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