5-CHLORO-2-METHYLPHENYL ISOCYANATE Property

Boiling point:

115 °C/5 mmHg (lit.)

Density 

1.226 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.556(lit.)

Flash point:

227 °F

storage temp. 

2-8°C

form 

liquid

color 

Clear, colourless

Sensitive 

Moisture Sensitive

BRN 

2691112

CAS DataBase Reference

40411-27-6(CAS DataBase Reference)

Safety

Hazard Codes 

Xn

Risk Statements 

20/21/22-36/37/38

Safety Statements 

26-36/37/39

RIDADR 

UN 2206 6.1/PG 3

WGK Germany 

3

HazardClass 

6.1

PackingGroup 

III

HS Code 

29291090

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

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.

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

5-CHLORO-2-METHYLPHENYL ISOCYANATE Chemical Properties,Usage,Production

Chemical Properties

Colorless liquid

Uses

5-Chloro-2-methylphenyl isocyanate may be used in the synthesis of:

• N-(5-chloro-2-methyphenyl)-N′-(1-methylethyl)-thiourea
• N-(5-chloro-2-methyphenyl)-N′-(1-methylethyl)-urea
• 5-chloro-2-methylphenylcarbamoylated cyclodextrin (CD) chiral stationary phase (CSP)

General Description

5-Chloro-2-methylphenyl isocyanate, also known as 4-chloro-2-isocyanato-1-methylbenzene, is an organic building block containing an isocyanate group. Its Raman spectra, infrared spectra, ab initio and density functional theory (DFT) calculations have been reported.