3-NITROPHENYL ISOCYANATE Property

Melting point:

51-52 °C(lit.)

Boiling point:

130-131 °C11 mm Hg(lit.)

Density 

1.5018 (rough estimate)

refractive index 

1.5300 (estimate)

Flash point:

>230 °F

storage temp. 

2-8°C

form 

Crystalline Solid

color 

Yellow

Sensitive 

Moisture Sensitive

CAS DataBase Reference

3320-87-4(CAS DataBase Reference)

EPA Substance Registry System

Benzene, 1-isocyanato-3-nitro- (3320-87-4)

Safety

Hazard Codes 

Xn

Risk Statements 

22-36/37/38-42/43

Safety Statements 

22-26-36/37-45

RIDADR 

2206

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

H302Harmful if swallowed

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

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.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

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

3-NITROPHENYL ISOCYANATE Chemical Properties,Usage,Production

Chemical Properties

yellow crystalline solid

Uses

3-Nitrophenyl isocyanate may be used in chemical synthesis studies.

Purification Methods

Distil the isocyanate in a vacuum, and/or recrystallise it from pet ether (b 28-38o) or toluene/pet ether (m 52o). [Beilstein 12 H 708, 12 III 1573.]