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化合物简介
基本信息
CAS:2991-28-8
中文别名:
英文别名:5-Difluorobenzoic acid;2,4-DIFLUOROBENZOIC ACID,LIGHT PINK SOLID;2,5-difluoro-benzoic acid;2,5-Difluorobenzoic Acid;Benzoic acid,2,5-difluoro;2,5-difluoroenzoic acid;RARECHEM AL BO 0019;2,5-Difluorobenzic acid;2,5-Difluorobenzoic;
分子式:C7H4F2O2
分子量:158.102
精确质量:158.018
Psa:37.3
Logp:1.663
中文别名:
英文别名:5-Difluorobenzoic acid;2,4-DIFLUOROBENZOIC ACID,LIGHT PINK SOLID;2,5-difluoro-benzoic acid;2,5-Difluorobenzoic Acid;Benzoic acid,2,5-difluoro;2,5-difluoroenzoic acid;RARECHEM AL BO 0019;2,5-Difluorobenzic acid;2,5-Difluorobenzoic;
分子式:C7H4F2O2
分子量:158.102
精确质量:158.018
Psa:37.3
Logp:1.663
编号系统
MDL号:MFCD00002410
EINECS号:221-060-6
EINECS号:221-060-6
物化性质
外观与性状:白色至淡黄色粉末
密度:1.432 g/cm3
沸点:244.7ºC at 760 mmHg
熔点:132-134°C(lit.)
闪点:101.8ºC
稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽压:0.016mmHg at 25°C
密度:1.432 g/cm3
沸点:244.7ºC at 760 mmHg
熔点:132-134°C(lit.)
闪点:101.8ºC
稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽压:0.016mmHg at 25°C
安全信息
安全说明:S26-S37/39
危险类别码:R36/37/38
WGK Germany:3
海关编码:2916399090
危险品标志:Xi
危险性描述:H315; H319; H335
危险性防范说明:P261; P305 + P351 + P338
信号词:Warning
危险标志:GHS07
危险类别码:R36/37/38
WGK Germany:3
海关编码:2916399090
危险品标志:Xi
危险性描述:H315; H319; H335
危险性防范说明:P261; P305 + P351 + P338
信号词:Warning
危险标志:GHS07
生产方法及用途
用途
医药、农药、液晶材料中间体。
医药、农药、液晶材料中间体。
合成路线
-
参考文献
Konovalov, Valery V.; Laev, Sergey S.; Beregovaya, Irina V.; Shchegoleva, Lyudmila N.; Shteingarts, Vitalij D.; Tsvetkov, Yuri D.; Bilkis, Itzhak Journal of Physical Chemistry A, 2000 , vol. 104, # 2 p. 352 - 361
上游原料
下游产品
图谱
Predict 1H proton NMR

13C NMR : Predict

1H NMR : Predict

13C NMR : in CDCl3

1H NMR : 400 MHz in CDCl3

Mass spectrum (electron ionization)

Mass

IR : nujol mull

IR : KBr disc
