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ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate

更新时间:2025-08-28 22:30:15

ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate结构式
ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate结构式
品牌特惠专场
常用名 ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate 英文名 ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate
CAS号 493004-53-8 分子量 242.21900
密度 1.217g/cm3 沸点 319.6ºC at 760 mmHg
分子式 C12H12F2O3 熔点 N/A
MSDS N/A 闪点 142.3ºC

 名称

英文名 ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate

 物理化学性质

密度 1.217g/cm3
沸点 319.6ºC at 760 mmHg
分子式 C12H12F2O3
分子量 242.21900
闪点 142.3ºC
精确质量 242.07500
PSA 43.37000
LogP 2.49080
折射率 1.48

 安全信息

海关编码 2918300090

 合成线路

~59%

ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate结构式

ethyl 4-(2,6-di...

493004-53-8

文献:US2004/236147 A1, ; Page 11-12 ;

 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%
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ethyl 4-(2,6-difluorophenyl)-4-oxobutanoate价格

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