5333-74-4

• 常用中文名：ethyl 3,3-dimethyl-2-oxo-butanoate
• 常用英文名：ethyl 3,3-dimethyl-2-oxo-butanoate
• CAS号：5333-74-4
• 分子式：C₈H₁₄O₃
• 分子量：158.19500
• 发布时间：2016-09-28 16:49:41
• 更新时间：2025-09-01 13:11:07

名称

• 英文名: ethyl 3,3-dimethyl-2-oxobutanoate
• 英文别名: trimethylethyl pyruvate; trimethylpyruvic acid ethylester; ethyl 3,3-dimethyl-2-oxo-butyrate; ETHYL 3,3-DIMETHYL-2-OXO-BUTANOATE; 3,3-dimethyl-2-oxo-butyric acid ethyl ester

物化性质

• 密度: 0.981g/cm3
• 沸点: 198.8ºC at 760 mmHg
• 分子式: C₈H₁₄O₃
• 分子量: 158.19500
• 闪点: 73ºC
• 精确质量: 158.09400
• PSA: 43.37000
• LogP: 1.16470
• 折射率: 1.42

安全

• 海关编码: 2918300090

合成路线

74-96-4 815-17-8 ~94% 5333-74-4

文献：Nelson, Todd D.; LeBlond, Carl; Kress, Michael H. Patent: US2004/87569 A1, 2004 ; Location in patent: Page 7 ;

677-22-5 95-92-1 ~85% 5333-74-4

文献：Creary, Xavier Journal of Organic Chemistry, 1987 , vol. 52, # 22 p. 5026 - 5030

75-97-8 ~% 5333-74-4

文献：Jaeger,D.A. et al. Journal of the American Chemical Society, 1979 , vol. 101, # 3 p. 717 - 732

64-17-5 815-17-8 ~% 5333-74-4

文献：Jaeger,D.A. et al. Journal of the American Chemical Society, 1979 , vol. 101, # 3 p. 717 - 732

109845-24-1 ~% 5333-74-4

文献：Wright Journal of the American Chemical Society, 1955 , vol. 77, p. 4883 Full Text View citing articles Show Details Upjohn Co. Patent: US2751343 , 1955 ;

201230-82-2 594-19-4 105-58-8 ~49% 5333-74-4

文献：Seyferth, Dietmar; Weinstein, Robert M.; Hui, Richard C.; Wang, Wei-Liang; Archer, Colin M. Journal of Organic Chemistry, 1991 , vol. 56, # 20 p. 5768 - 5773

507-20-0 90054-58-3 ~% 5333-74-4

文献：Reetz, M. T.; Heimbach, H.; Schwellnus, K. Tetrahedron Letters, 1984 , vol. 25, # 5 p. 511 - 514

上下游产品

上游产品  10
74-96-4 815-17-8 677-22-5 95-92-1
75-97-8 64-17-5 109845-24-1 201230-82-2
594-19-4 105-58-8
下游产品  7
815-17-8 22146-57-2 62217-60-1 62217-61-2
62217-62-3 62217-63-4 62217-64-5

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%