3-ISOPROPENYL-ALPHA,ALPHA-DIMETHYLBENZYL ISOCYANATE Property

Boiling point:

268-271 °C(lit.)

Density 

1.018 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.53(lit.)

Flash point:

>230 °F

form 

clear liquid

color 

Colorless to Almost colorless

CAS DataBase Reference

2094-99-7(CAS DataBase Reference)

EPA Substance Registry System

m-Isopropenyl cumyl isocyanate (2094-99-7)

Safety

Hazard Codes 

T+,N

Risk Statements 

26-34-42/43-48/20-50/53

Safety Statements 

7-15-28-36/37/39-38-45-60-61

RIDADR 

UN 2206 6.1/PG 3

WGK Germany 

2

RTECS 

DA3685000

Autoignition Temperature

838 °F

HS Code 

2929.10.8090

HazardClass 

6.1(a)

PackingGroup 

II

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

H330Fatal if inhaled

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H373May cause damage to organs through prolonged or repeated exposure

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P273Avoid release to the environment.

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

P301+P330+P331IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

3-ISOPROPENYL-ALPHA,ALPHA-DIMETHYLBENZYL ISOCYANATE Chemical Properties,Usage,Production

Uses

m-TMI can be used as a tetrafunctional isocyanate which can further be used in the development of polymer electrolyte. It can be used as a coupling agent in the preparation of jute reinforced polypropylene.

General Description

3-Isopropenyl-α,α-dimethylbenzyl isocyanate (m-TMI) is a telechelic derivative that shows an α-unsaturation and has an isocyanate end group. It is majorly used in polymeric synthesis.