4-Methylbenzyl isocyanate Property

Boiling point:

55 °C/0.5 mmHg (lit.)

Density 

1.052 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.522(lit.)

Flash point:

215 °F

storage temp. 

2-8°C

form 

Liquid

color 

Clear colorless to yellow

InChIKey

KNYDWDHLGFMGCO-UHFFFAOYSA-N

CAS DataBase Reference

56651-57-1(CAS DataBase Reference)

Safety

Hazard Codes 

Xn

Risk Statements 

20/21/22-36/37/38-42

Safety Statements 

26-36/37/39

RIDADR 

2206

WGK Germany 

3

HazardClass 

IRRITANT

HS Code 

29291090

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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

P342+P311IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

4-Methylbenzyl isocyanate Chemical Properties,Usage,Production

Chemical Properties

clear colorless to yellow liquid

Uses

1-(isocyanatomethyl)-4-methylbenzene is a useful reactant for organic synthesis and reactions.

General Description

4-Methylbenzyl isocyanate, also known as p-methylbenzyl isocyanate, is an organic building block containing an isocyanate group. Its vapor pressure has been reported.