Chlorosulfonyl isocyanate Chemical Properties

Melting point:

-44 °C (lit.)

Boiling point:

107 °C (lit.)

Density 

1.626 g/mL at 25 °C (lit.)

vapor pressure 

5.57 psi ( 20 °C)

refractive index 

n20/D 1.447(lit.)

Flash point:

>110°C

storage temp. 

2-8°C

form 

Crystals, Crystalline Powder or Granules

color 

White

Specific Gravity

1.626 (20℃)

Water Solubility 

reacts violently exothermic

BRN 

1237247

CAS DataBase Reference

1189-71-5(CAS DataBase Reference)

EPA Substance Registry System

Sulfuryl chloride isocyanate (1189-71-5)

Safety Information

Hazard Codes 

C

Risk Statements 

14-22-34-42-20/22

Safety Statements 

23-26-30-36/37/39-45

RIDADR 

UN 3265 8/PG 2

WGK Germany 

3

F 

10-21-19

HazardClass 

8

PackingGroup 

II

HS Code 

28510080

Toxicity

LD50 orally in Rabbit: 640 mg/kg

MSDS

• Language:English Provider:N-Carbonylsulfamyl chloride
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich

Chlorosulfonyl isocyanate Usage And Synthesis

Chemical Properties

Clear liquid, colourless

Uses

Chlorosulfonyl isocyanate, a highly reactive chemical for chemical synthesis, is used as an intermediate used for production of antibiotics (Cefuroxime, penems), polymers as well as agrochemicals. Product Data Sheet

Uses

General Description

Chlorosulfonyl isocyanate(1189-71-5)Related Product Information

• Ethyl isocyanate
• trans-4-Methycyclohexyl isocyanate
• Methyl isothiocyanate
• Butyl isocyanate
• Hexyl isocyanate
• SULFURYL FLUORIDE
• Sulfosulfuron
• p-Toluenesulfonyl Isocyanate
• Polyvinyl chloride
• Choline chloride
• Ammonium chloride
• Phenylmethylsulfonyl fluoride
• Potassium chloride
• Benzyl isocyanate
• Calcium chloride
• Chlorosulfonyl isocyanate
• Methylene Chloride
• Propyl isocyanate