应用
7,7,8,8-Tetracyanoquinodimethane is an electron-acceptor molecule used to form charge-transfer superconductors. It is an effective catalyst used for the ?-chlorination of carboxylic acids using chlorosulfonic acid; the presence of TCNQ suppresses competing free-radical chlorination.

备注
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Incompatible with oxidizing agents.

基本信息

MDL
MFCD00011664

EINECS
216-174-8

分子式
C₁₂H₄N₄

分子量
204.19

熔点
ca 288° dec.

灵敏度
Ambient temperatures.

形态
Crystals

溶解性
Insoluble in water.

Beilstein
611604

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H312-H331
Harmful if swallowed.Harmful in contact with skin.Toxic if inhaled.

Precautionary Statements
P261-P280h-P304+P340-P311a-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves/clothing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.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
6.1

包装组
III

危险类别
20/21/22
Harmful by inhalation, in contact with skin and if swallowed.

安全等级
36/37
Wear suitable protective clothing and gloves.

欧盟危险品标志

RTECS
GU4850000

TSCA
是