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Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e

更新时间:2024-09-19 18:27:56

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式
Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式
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常用名 Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e 英文名 Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e
CAS号 4487-61-0 分子量 304.19400
密度 1.49g/cm3 沸点 358.2ºC at 760 mmHg
分子式 C13H8F4O4 熔点 N/A
MSDS N/A 闪点 164.7ºC

 名称

英文名 Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e
英文别名 更多

 物理化学性质

密度 1.49g/cm3
沸点 358.2ºC at 760 mmHg
分子式 C13H8F4O4
分子量 304.19400
闪点 164.7ºC
精确质量 304.03600
PSA 56.51000
LogP 2.83450
折射率 1.5

 安全信息

海关编码 2918300090

 合成线路

~48%

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式

Ethyl 5,6,7,8-t...

4487-61-0

文献:Burgart; Kisil; Saloutin; Chupakhin Mendeleev Communications, 2001 , vol. 11, # 2 p. 76 - 76

~89%

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式

Ethyl 5,6,7,8-t...

4487-61-0

文献:Kisil'; Burgart; Saloutin Russian Journal of Organic Chemistry, 2001 , vol. 37, # 10 p. 1455 - 1462

~93%

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式

Ethyl 5,6,7,8-t...

4487-61-0

文献:Kisil'; Burgart; Saloutin; Chupakhin Journal of Fluorine Chemistry, 2001 , vol. 108, # 2 p. 125 - 131

~%

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式

Ethyl 5,6,7,8-t...

4487-61-0

文献:Kisil'; Burgart; Saloutin; Chupakhin Journal of Fluorine Chemistry, 2001 , vol. 108, # 2 p. 125 - 131

~%

Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e结构式

Ethyl 5,6,7,8-t...

4487-61-0

文献:Kisil'; Burgart; Saloutin; Chupakhin Journal of Fluorine Chemistry, 2001 , vol. 108, # 2 p. 125 - 131

 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%

 英文别名

3-ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluoro-4H-1,4-dihydrobenzopyran-4-one
2-methyl-3-ethoxycarbonyl-5,6,7,8-tetrafluorochromone
3-Ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluorochromone
5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylic acid ethyl ester
2-methyl-5,5-diphenyl-[1,3]dioxane
ethyl 5,6,7,8-tetrafluoro-2-methylchromone-3-carboxylate
1,3-Dioxane,2-methyl-5,5-diphenyl
2-methyl-5,6,7,8-tetrafluoro-3-ethoxycarbonyl-4H-1,4-dihydrobenzopyran-4-one
3-ethoxycarbonyl-5,6,7,8-tetrafluoro-2-methylchromone
2-Methyl-5,5-diphenyl-1,3-dioxan