应用
4-Methyl-1H-pyrazole is used as an antidote in methanol and ethylene glycol poisoning. It is also employed as an alcohol dehydrogenase inhibitor. It acts a ligand in coordination chemistry. Further, it serves as an intermediate in organic synthesis.

备注
Hygroscopic. Incompatible withstrong oxidizing agents, strong acids, acid chlorides, acid anhydrides and chloroformates.

基本信息

MDL
MFCD00005245

EINECS
231-445-0

分子式
C₄H₆N₂

分子量
82.11

熔点
13°

沸点
204-207°

闪点
96°(204°F)

密度
1.018

折射率
1.4945

灵敏度
Air Sensitive. Ambient temperatures.

形态
Liquid

溶解性
Miscible with water, ether, benzene and alcohol.

Beilstein
105204

Merck
14,4216

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H315-H319-H335
Harmful if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
8

包装组
III

危险类别
22-36/37/38
Harmful if swallowed.Irritating to eyes, respiratory system and skin.

安全等级
26-36/37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.

欧盟危险品标志

RTECS
UQ7350000

TSCA
否