1H-Pyrazole, is a versatile building block, with a vast applications in organic synthesis. The derivatives of Pyrazole are used in medicine, for their analgesic, anti-inflammatory, antipyretic, antiarrhythmic, tranquilizing, muscle relaxing, psychoanaleptic, anticonvulsant, monoamineoxidase inhibiting, antidiabetic and antibacterial activities.

CAS：288-13-1
中文别名：邻二氮杂茂;二氮二烯五环;1,2-二氮唑;
英文别名：1H-Pyrazole;1,2-DIAZOL;1H-PYRAZOLE;2-PyrroMonazole;[3,2-c]pyrazole;1,2-Diazole;Pyrrazole;PYRAZOL;1,2-DIAZOLE;1H-Pyrazol;Pyrazole;PYRAZOLE,PURE;
分子式：C3H4N2
分子量：68.0773
精确质量：68.0374
Psa：28.68
Logp：0.4097

MDL号：MFCD00005234

外观与性状：白色晶体
密度：1.116 g/cm3
沸点：186-188°C(lit.)
熔点：67-70°C(lit.)
闪点：186-188°C
折射率：1.4203 (20ºC)
水溶解性：SOLUBLE
稳定性：Stable under normal temperatures and pressures.
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：0.887mmHg at 25°C

RTECS号：UQ4900000
安全说明：S26-S36/37-S61-S37/39
WGK Germany：1
危险类别码：R22; R36/37/38
危险品运输编码：2811
海关编码：2933199090
危险类别：6.1(b)
包装等级：III
危险品标志：Xn
危险标志：GHS07
危险性防范说明：P261; P305 + P351 + P338
信号词：Warning
危险性描述：H302; H315; H319; H335

用途
产品吡唑的衍生物吡唑啉是医药和染料的重要中间体。