3,4-Difluoro-benzoic Acid is a useful synthetic intermediate. It is used to synthesize 2-arylbenzimidazole derivatives as melanin-concentrating hormone receptor 1 (MCH-R1) antagonists.

CAS：455-86-7
中文别名：
英文别名：qvr cf df;Benzoic acid,3,4-difluoro;3,4-Difluorobenzoic Acid;methyl-3,4-difluorobenzoate;3,4-Difluorobenzoicacid;3,4-fluorobenzoic acid;3,4-fifluorobenzoic acid;4,5-difluorobenzoic acid;3,4-Difluor-benzoesaeure;3,4-difluorophenylcarboxylic acid;3,4-difluorobenzoate;
分子式：C7H4F2O2
分子量：158.102
精确质量：158.018
Psa：37.3
Logp：1.663

MDL号：MFCD00011672

外观与性状：白色至淡黄色晶体粉末
密度：1.432 g/cm3
沸点：257ºC at 760 mmHg
熔点：120-122°C(lit.)
闪点：109.2ºC
水溶解性：slightly soluble in cold water
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：0.00766mmHg at 25°C

安全说明：S26-S37/39
WGK Germany：3
危险类别码：R36/37/38
危险品运输编码：UN 2811
海关编码：2916399090
危险品标志：Xi
危险性描述：H302; H315; H319; H335
信号词：Warning
危险性防范说明：P261; P305 + P351 + P338
危险标志：GHS07