ChemicalBook Product Catalog Organic Chemistry Alcohols,Phenols,Phenol alcohols Phenol derivatives 4-Chlorobenzene-1,2-diol

4-Chlorobenzene-1,2-diol

4-Chlorobenzene-1,2-diol Basic information
Product Name:4-Chlorobenzene-1,2-diol
Synonyms:4-CHLORO-1,2-DIHYDROXYBENZENE;4-CHLOROCATHECOL;4-CHLOROCATECHOL;4-chloro-2-benzenediol;4-chloro-pyrocatecho;Chlorocatechol;AIDS-017780;4-MONOCHLOROCATECHOL
CAS:2138-22-9
MF:C6H5ClO2
MW:144.56
EINECS:218-381-9
Product Categories:Benzenes;Organic Building Blocks;Oxygen Compounds;Polyols;Phenol&Thiophenol&Mercaptan;Heterocyclic Compounds
Mol File:2138-22-9.mol
4-Chlorobenzene-1,2-diol Structure
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
pka8.84±0.10(Predicted)
color White to Light yellow to Light orange
InChIKeyWWOBYPKUYODHDG-UHFFFAOYSA-N
CAS DataBase Reference2138-22-9(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 Information
ProviderLanguage
4-Chlorobenzene-1,2-diol English
SigmaAldrich English
4-Chlorobenzene-1,2-diol Usage And Synthesis
Uses4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP)1. The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme2.
DefinitionChEBI: 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 Description4-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 Preparation Products And Raw materials
Raw materials4-Chlororesorcinol
Preparation Products5-Chloropyridine-2-carboxylic acid
ETHYL 2-(4-CHLORO-2-FORMYL-6-METHOXYPHENOXY)ACETATE 5-CHLORO-1,3-BENZODIOXOLE ETHYL 2-(4-CHLORO-2-[(HYDROXYIMINO)METHYL]-6-METHOXYPHENOXY)ACETATE 4-CHLOROCATECHOL (13C6) 2-CHLORO-4,5-DIMETHOXYBENZOIC ACID TETRACHLOROCATECHOL 2,7-DICHLORODIBENZO-P-DIOXIN 4-Chlorobenzene-1,2-diol 2-CHLORODIBENZO-P-DIOXIN Tetrachlorophthalic acid 4-Fluorocatechol 5-(2-amino-1-hydroxyethyl)-3-chlorobenzene-1,2-diol 1,2,4-TRICHLORODIBENZO-P-DIOXIN 4-chlorobenzene-1,3-diol ETHYL 2-(4-CHLORO-2-METHOXY-6-[(METHOXYIMINO)METHYL]PHENOXY)ACETATE 1,2,3,4-TETRACHLORODIBENZO-P-DIOXIN 6-CHLOROPIPERONYL ALCOHOL 5,6-DICHLORO-4-HYDROXY-3-METHOXYBENZOIC ACID
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