5438-22-2

• 常用中文名：3-乙氧基羰基-4,4-二苯基-3-丁酸
• 常用英文名：Butanedioic acid,2-(diphenylmethylene)-, 1-ethyl ester
• CAS号：5438-22-2
• 分子式：C₁₉H₁₈O₄
• 分子量：310.34400
• 发布时间：2018-12-09 18:35:48
• 更新时间：2024-01-09 10:09:10

名称

• 中文名: 3-乙氧基羰基-4,4-二苯基-3-丁酸
• 英文名: 3-ethoxycarbonyl-4,4-diphenylbut-3-enoic acid
• 英文别名: 3-(ethoxycarbonyl)-4,4-diphenyl-3-butenoic acid; 1-ethyl 4-hydrogen 2-(diphenylmethylene)succinate; 3-(ethoxycarbonyl)-4,4-diphenylbut-3-enoic acid; benzhydrylidene-succinic acid-1-ethyl ester; ethoxycarbonyldiphenylbutenoicacid; Benzhydryliden-bernsteinsaeure-1-aethylester

物化性质

• 密度: 1.189g/cm3
• 沸点: 459.7ºC at 760mmHg
• 熔点: 128-130ºC
• 分子式: C₁₉H₁₈O₄
• 分子量: 310.34400
• 闪点: 162.9ºC
• 精确质量: 310.12100
• PSA: 63.60000
• LogP: 3.52630
• 折射率: 1.58

安全

• 海关编码: 2918990090

合成路线

157494-69-4 ~92% 5438-22-2

文献：Basak, Amit; Bhattacharya, Gautam; Palit, Sunanda K. Bulletin of the Chemical Society of Japan, 1997 , vol. 70, # 10 p. 2509 - 2513

119-61-9 123-25-1 ~94% 5438-22-2

文献：Muraoka, Osamu; Tanabe, Genzoh; Sano, Kyohko; Minematsu, Toshie; Momose, Takefumi Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 13 p. 1833 - 1846

119-61-9 64-17-5 123-25-1 ~% 5438-22-2

文献：Journal of Organic Chemistry, , vol. 22, p. 735,737 Journal of the American Chemical Society, , vol. 69, p. 74,77 Journal of the American Chemical Society, , vol. 70, p. 418

119-61-9 865-47-4 75-65-0 123-25-1 ~% 详细

文献：Journal of Organic Chemistry, , vol. 22, p. 735,737 Journal of the American Chemical Society, , vol. 69, p. 74,77 Journal of the American Chemical Society, , vol. 70, p. 418

上下游产品

上游产品  5
119-61-9 123-25-1 64-17-5 865-47-4
75-65-0
下游产品  3
7746-94-3 7498-88-6 38674-45-2

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%