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4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID

更新时间:2025-08-21 09:29:53

4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID结构式
4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID结构式
品牌特惠专场
常用名 4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID 英文名 4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID
CAS号 63213-41-2 分子量 268.26300
密度 1.216g/cm3 沸点 451.739ºC at 760 mmHg
分子式 C13H16O6 熔点 N/A
MSDS N/A 闪点 170.531ºC

 名称

英文名 4-Oxo-4-(2,3,4-trimethoxyphenyl)butanoic acid
英文别名 更多

 物理化学性质

密度 1.216g/cm3
沸点 451.739ºC at 760 mmHg
分子式 C13H16O6
分子量 268.26300
闪点 170.531ºC
精确质量 268.09500
PSA 82.06000
LogP 1.75990
折射率 1.521

 安全信息

海关编码 2918990090

 合成线路

~%

4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID结构式

4-(2,3,4-TRIMET...

63213-41-2

文献:Tetrahedron, , vol. 41, # 14 p. 2933 - 2938

~%

4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID结构式

4-(2,3,4-TRIMET...

63213-41-2

文献:Journal of the American Chemical Society, , vol. 67, p. 95,97

~96%

4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID结构式

4-(2,3,4-TRIMET...

63213-41-2

文献:Khanolkar, Atmaram D.; Lu, Dai; Fan, Pusheng; Tian, Xiaoyu; Makriyannis, Alexandros Bioorganic and Medicinal Chemistry Letters, 1999 , vol. 9, # 15 p. 2119 - 2124

 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%

 英文别名

4-Oxo-4-(2,3,4-trimethoxy-phenyl)-buttersaeure
4-oxo-4-(2,3,4-trimethoxy-phenyl)-butyric acid
4-(2,3,4-TRIMETHOXYPHENYL)-4-OXOBUTYRIC ACID
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