685-69-8

• 常用中文名：ETHYL-2,4,4,4-TETRAFLUOROACETOACETATE
• 常用英文名：ETHYL-2,4,4,4-TETRAFLUOROACETOACETATE
• CAS号：685-69-8
• 分子式：C₆H₆F₄O₃
• 分子量：202.10400
• 发布时间：2016-07-05 22:57:48
• 更新时间：2025-09-30 19:30:12

名称

• 英文名: ethyl 2,4,4,4-tetrafluoro-3-oxobutanoate
• 英文别名: ethyl 3-oxo-2,4,4,4-tetrafluoro-butyrate; ethyl 2.4.4.4-tetrafluoro-3-oxobutanoate; 2,4,4,4-Tetrafluor-acetessigsaeure-aethylester; 2,4,4,4-tetrafluoro-acetoacetic acid ethyl ester; Butanoic acid,2,4,4,4-tetrafluoro-3-oxo-,ethyl ester; ethyl-2,4,4,4-tetrafluoroacetoacetate

物化性质

• 沸点: 218.9ºC at 760 mmHg
• 分子式: C₆H₆F₄O₃
• 分子量: 202.10400
• 闪点: 86.2ºC
• 精确质量: 202.02500
• PSA: 43.37000
• LogP: 1.01900

安全

• 海关编码: 2918300090

合成路线

459-72-3 383-63-1 ~% 685-69-8

文献：McBee et al. Journal of the American Chemical Society, 1953 , vol. 75, p. 3152

400-53-3 110624-86-7 ~57% 685-69-8

文献：Tsai, Hou-Jen; Hsieh, Chi-Wei Journal of the Chinese Chemical Society, 2007 , vol. 54, # 3 p. 749 - 757

195833-95-5 ~% 685-69-8

文献：Thenappan, Alagappan; Burton, Donald J. Tetrahedron Letters, 1989 , vol. 30, # 45 p. 6113 - 6116

354-32-5 10519-96-7 110624-86-7 ~% 400-53-3 详细

文献：Tsai, Hou-Jen; Hsieh, Chi-Wei Journal of the Chinese Chemical Society, 2007 , vol. 54, # 3 p. 749 - 757

372-31-6 ~% 685-69-8

文献：AIR PRODUCTS AND CHEMICALS, INC. Patent: EP1174415 A1, 2002 ; Location in patent: Page 5 ;

400-53-3 2356-16-3 ~% 685-69-8

文献：Tsai, Hou-Jen Phosphorus, Sulfur and Silicon and Related Elements, 1997 , vol. 126, p. 1 - 10

195833-95-5 ~% 400-53-3 685-69-8

文献：Tsai, Hou-Jen Phosphorus, Sulfur and Silicon and Related Elements, 1997 , vol. 126, p. 1 - 10

10519-96-7 195833-95-5 ~% 400-53-3 685-69-8

文献：Tsai, Hou-Jen Phosphorus, Sulfur and Silicon and Related Elements, 1997 , vol. 126, p. 1 - 10

上下游产品

上游产品  8
459-72-3 383-63-1 400-53-3 110624-86-7
354-32-5 10519-96-7 372-31-6 2356-16-3
下游产品  1
359-43-3

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%