4-Chlorobenzene-1,2-diol Chemical Properties

Melting point:

90-94 °C (lit.)

Boiling point:

140°C 10,5mm

Density 

1.2558 (rough estimate)

refractive index 

1.4620 (estimate)

storage temp. 

Inert atmosphere,Room Temperature

solubility 

Chloroform (Slightly), Methanol (Slightly)

form 

powder to crystal

pka

8.84±0.10(Predicted)

color 

White to Light yellow to Light orange

InChIKey

WWOBYPKUYODHDG-UHFFFAOYSA-N

CAS DataBase Reference

2138-22-9(CAS DataBase Reference)

Safety Information

Hazard Codes 

C

Risk Statements 

34

Safety Statements 

26-36/37/39-45

RIDADR 

UN 1759 8/PG 2

WGK Germany 

3

RTECS 

UX1490000

HazardClass 

8

PackingGroup 

II

HS Code 

29081990

MSDS

• Language:English Provider:4-Chlorobenzene-1,2-diol
• Language:English Provider:SigmaAldrich

4-Chlorobenzene-1,2-diol Usage And Synthesis

Uses

4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP)1. The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme2.

Definition

ChEBI: A chlorocatechol that is catechol substituted by a chloro group at position 4.

Synthesis Reference(s)

Tetrahedron Letters, 33, p. 865, 1992 DOI: 10.1016/S0040-4039(00)91561-2

General Description

4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP). The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme.

4-Chlorobenzene-1,2-diol(2138-22-9)Related Product Information

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• 2,7-DICHLORODIBENZO-P-DIOXIN
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• 6-CHLOROPIPERONYL CHLORIDE
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