应用
3,5-Dimethyl-1H-pyrazole is combined with Chromium(VI)?- oxide, is a valuable reagent for oxidation of primary and secondary alcohols to carbonyl compounds. It reacts with malonic esters gives a family of cross-conjugated monomeric betaines. It is a common reagent for the preparation of pyrazolato ligated complexes. It is also used to prepare N-1-substituted derivatives having antibacterial activity.

备注
Store away from oxidizing agents. Store in a cool, dry condition in well sealed containers.

基本信息

MDL
MFCD00005243

EINECS
200-657-5

分子式
C₅H₈N₂

分子量
96.13

熔点
105-108°

沸点
218°

灵敏度
Ambient temperatures.

形态
Crystalline powder

溶解性
Soluble in water, methanol 0.1 g/mL.

Beilstein
106325

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

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

安全等级
26-36/37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.This material and its container must be disposed of as hazardous waste

欧盟危险品标志

RTECS
UQ6477600

TSCA
是