4-Chlorophenylurea Chemical Properties

Melting point:

204-205°C

Boiling point:

271.7±23.0 °C(Predicted)

Density 

1.402±0.06 g/cm3(Predicted)

solubility 

DMSO (Slightly), Methanol (Slightly)

form 

Solid

pka

14.13±0.70(Predicted)

color 

White to Off-White

BRN 

908492

CAS DataBase Reference

140-38-5(CAS DataBase Reference)

NIST Chemistry Reference

N-(4-chlorophenyl)urea(140-38-5)

EPA Substance Registry System

4-Chlorophenylurea (140-38-5)

Safety Information

Safety Statements 

22-24/25

RTECS 

YS6127000

HazardClass 

IRRITANT

HS Code 

2924210090

MSDS

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4-Chlorophenylurea Usage And Synthesis

Chemical Properties

colorless crystal, insoluble in water, soluble in ethanol.

Uses

p-Chlorophenylurea is a intermediate to synthesize chlorfenuron in sodium cyanate route.

Synthesis

4-Chlorophenylurea was prepared by acting p-chloroaniline hydrochloride with sodium cyanate.

4-Chlorophenylurea(140-38-5)Related Product Information

• UREA-13C
• Triphenylmethyl Chloride
• tert-Butylchlorodiphenylsilane
• Urea
• 4-Chlorophenyl isocyanate
• Triphenylphosphine
• Chlorodiphenylmethane
• Phenylurea
• Forchlorfenuron
• CHLORPROPAMIDE
• Chlorhexidine Diacetate
• N-(4-Chlorophenyl)guanidine
• Phenylacetone
• 3,4-DICHLOROPHENYL HYDROXY UREA
• Triclocarban
• N-(2-BROMOETHYL)-N'-(2,4-DICHLOROPHENYL)UREA
• chlorbenzuron
• NEBURON