103897-42-3

• 常用中文名：ETHYL 4-(2-METHOXYPHENYL)-4-OXOBUTYRATE
• 常用英文名：ETHYL 4-(2-METHOXYPHENYL)-4-OXOBUTYRATE
• CAS号：103897-42-3
• 分子式：C₁₃H₁₆O₄
• 分子量：236.26400
• 发布时间：2016-06-22 14:39:45
• 更新时间：2025-08-25 18:31:31

名称

• 英文名: ethyl 4-(2-methoxyphenyl)-4-oxobutanoate
• 英文别名: 4-(2-Methoxy-phenyl)-4-oxo-buttersaeure-aethylester; ETHYL 4-(2-METHOXYPHENYL)-4-OXOBUTYRATE; 4-(2-methoxy-phenyl)-4-oxo-butyric acid ethyl ester

物化性质

• 密度: 1.101g/cm3
• 沸点: 359ºC at 760 mmHg
• 分子式: C₁₃H₁₆O₄
• 分子量: 236.26400
• 闪点: 158.1ºC
• 精确质量: 236.10500
• PSA: 52.60000
• LogP: 2.22120
• 蒸汽压: 2.44E-05mmHg at 25°C
• 折射率: 1.501

安全

• 海关编码: 2918990090

合成路线

104089-16-9 21615-34-9 ~83% 103897-42-3

文献：Tamaru, Yoshinao; Ochiai, Hirofumi; Nakamura, Tatsuya; Tsubaki, Kazunori; Yoshida, Zen-ichi Tetrahedron Letters, 1985 , vol. 26, # 45 p. 5559 - 5562

103987-16-2 ~% 103897-42-3

文献：Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, , vol. 10/3A, p. 99 Chem.Abstr., , p. 176

6414-69-3 21615-34-9 ~% 103897-42-3

文献：Chemistry Letters, , # 9 p. 881 - 882

39560-34-4 ~% 103897-42-3

文献：Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, , vol. 10/3A, p. 99 Chem.Abstr., , p. 176

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%