2,5-DIMETHYLPHENYL ISOCYANATE Property

Boiling point:

210 °C(lit.)

Density 

1.043 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.532(lit.)

Flash point:

195 °F

storage temp. 

2-8°C

form 

liquid

color 

Clear, colourless

Specific Gravity

1.043

Sensitive 

Moisture Sensitive

BRN 

1100841

CAS DataBase Reference

40397-98-6(CAS DataBase Reference)

EPA Substance Registry System

Benzene, 2-isocyanato-1,4-dimethyl- (40397-98-6)

Safety

Hazard Codes 

Xn

Risk Statements 

20/21/22-36/37/38

Safety Statements 

26-36

RIDADR 

UN 2206 6.1/PG 3

WGK Germany 

3

TSCA 

Yes

HazardClass 

6.1

PackingGroup 

III

HS Code 

29291090

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H227Combustible liquid

H300Fatal if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H330Fatal if inhaled

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H335May cause respiratory irritation

Precautionary statements

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P320Specific treatment is urgent (see … on this label).

P330Rinse mouth.

P405Store locked up.

2,5-DIMETHYLPHENYL ISOCYANATE Chemical Properties,Usage,Production

Chemical Properties

clear colorless to slightly yellow liquid

Definition

ChEBI: An isocyanate that consists of phenyl isocyanate bearing two additional methyl substituents at positions 2 and 5.