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  • 反式1.4-二氯-2-丁烯

    trans-1,4-Dichloro-2-butene

化合物简介

1,4-Dichlorobut-2-ene is a chlorinated butene. It is an intermediate in the industrial production of chloroprene, and the main impurity in technical grade chloroprene. The (E)-isomer is also one of the starting materials for Birman's total synthesis of the poriferic natural product sceptrin.

基本信息

CAS:110-57-6
中文别名:反式-1,4-二氯丁烯;反式-1,4-二氯-2-丁烯;反-1,4-二氯-2-丁烯;
英文别名:trans 1,4-dichloro-2-butene;TRANS-1,4-DICHLORO-2-BUTYLENE;2,5-dichloro-toluene;2,5-Dichlor-toluol;1,4-dichloro-toluene;TRANS-1,4-DICHLOROBUT-2-ENE;2-Butene, 1,4-dichloro-, (E)-;Toluene,2,5-dichloro;Toluene,5-dichloro;1,4-dichloro-2-methyl-benzene;TRANS-1,4-DICHLOR-2-BUTENE;1,4-dichloro-trans-2-butene;1,4-Dichloro-2-butene;Benzene,1,4-dichloro-2-methyl;trans 1,4-Dichloro-2-butene;trans-1,4-dichlorobut-2-ene;
分子式:C4H6Cl2
分子量:124.996
精确质量:123.985
Psa:0.0
Logp:2.0202

编号系统

BRN号:1719693
PubChem号:24859448
MDL号:MFCD00000988
RTECS号:EM4903000
EINECS号:203-779-7

物化性质

外观与性状:无色液体带有一种独特的气味
密度:1.183 g/mL at 25ºC(lit.)
沸点:74-76ºC40 mm Hg(lit.)
熔点:1-3ºC(lit.)
闪点:129 °F
折射率:n20/D 1.488(lit.)
稳定性:Reacts slowly with water to form hydrochloric acid.
储存条件:库房通风低温干燥,与食品原料分开存放
蒸汽压:5.85mmHg at 25°C

安全信息

安全说明:53-23-26-36/37/39-45-36/37-99-61-60
危险类别码:R10
海关编码:2903299090
危险品运输编码:UN 3390 6.1/PG 1
危险类别:6.1(a)
包装等级:II
危险品标志:T+; F; N

生产方法及用途

用途
有机合成中间体。

合成路线

上游原料

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图谱

13C NMR : Predict


1H NMR : Predict


13C NMR : in CDCl3


1H NMR : parameter neat


13C NMR : DMSO-d6


1H NMR : 400 MHz in DMSO-d6


Mass


Mass


Raman : 4880 A,100M,powder


IR : liquid film


IR : KBr disc


IR : nujol mull


SOLUTION (10% CCl4 FOR 2.5-7.5, 10% CS2 FOR 7.5-16 MICRON)


gas


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