70822-02-5

• 常用中文名：2-(3,4-二甲氧基苯基)-2-甲基丙酸乙酯
• 常用英文名：ethyl 2-(3,4-dimethoxyphenyl)-2-methylpropanoate
• CAS号：70822-02-5
• 分子式：C₁₄H₂₀O₄
• 分子量：252.30600
• 发布时间：2018-12-06 08:40:13
• 更新时间：2025-08-22 21:41:06

名称

• 中文名: 2-(3,4-二甲氧基苯基)-2-甲基丙酸乙酯
• 英文名: ethyl 2-(3,4-dimethoxyphenyl)-2-methylpropanoate
• 英文别名: 2-(3,4-dimethoxy-phenyl)-2-methyl-propionic acid ethyl ester

物化性质

• 分子式: C₁₄H₂₀O₄
• 分子量: 252.30600
• 精确质量: 252.13600
• PSA: 44.76000
• LogP: 2.54450

安全

• 海关编码: 2918990090

合成路线

18066-68-7 74-88-4 ~% 70822-02-5

文献：NOVARTIS AG; NOVARTIS PHARMA GMBH Patent: WO2004/56365 A2, 2004 ; Location in patent: Page/Page column 159 ;

64-17-5 59212-11-2 ~99% 70822-02-5

文献：EXELIXIS, INC.; BOLLU, Venkataiah; BOREN, Brant, Clayton; DALGARD, Jackline, Eve; FLATT, Brenton, T.; HAQ, Nadia; HUDSON, Sarah; MOHAN, Raju; MORRISSEY, Michael; PRATT, Benjamin; WANG, Tie-lin Patent: WO2010/93845 A1, 2010 ; Location in patent: Page/Page column 160-161 ; WO 2010/093845 A1

23023-16-7 ~% 70822-02-5

文献：EXELIXIS, INC.; BOLLU, Venkataiah; BOREN, Brant, Clayton; DALGARD, Jackline, Eve; FLATT, Brenton, T.; HAQ, Nadia; HUDSON, Sarah; MOHAN, Raju; MORRISSEY, Michael; PRATT, Benjamin; WANG, Tie-lin Patent: WO2010/93845 A1, 2010 ; WO 2010/093845 A1

上下游产品

上游产品  5
18066-68-7 74-88-4 64-17-5 59212-11-2
23023-16-7
下游产品  0

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%