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1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE

更新时间:2025-09-23 01:37:00

1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE结构式
1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE结构式
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常用名 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE 英文名 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE
CAS号 21622-12-8 分子量 174.09500
密度 1.37g/cm3 沸点 143.4ºC at 760 mmHg
分子式 C8H2F4 熔点 N/A
MSDS N/A 闪点 48.1ºC

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE名称

英文名 1-ethynyl-2,3,4,5-tetrafluorobenzene
英文别名 更多

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE物理化学性质

密度 1.37g/cm3
沸点 143.4ºC at 760 mmHg
分子式 C8H2F4
分子量 174.09500
闪点 48.1ºC
精确质量 174.00900
LogP 2.22430
蒸汽压 6.71mmHg at 25°C
折射率 1.452

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE安全信息

海关编码 2903999090

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE合成线路

~%

1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE结构式

1-ETHYNYL-2,3,4...

21622-12-8

文献:Anderson,L.P. et al. Journal of the Chemical Society [Section] C: Organic, 1969 , p. 211 - 217

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE海关

海关编码 2903999090
中文概述 2903999090 其他芳烃卤化衍生物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素 品名, 成分含量, 用途
Summary 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE英文别名

1-ETHYNYL-2,3,4,5-TETRAFLUORO-BENZENE
2,3,4,5-Tetrafluorphenyl-acetylen
Benzene,1-ethynyl-2,3,4,5-tetrafluoro
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