Basic information Safety Supplier Related

5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID

Basic information Safety Supplier Related

5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID Basic information

Product Name:
5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID
Synonyms:
  • 5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID
  • Benzenesulfonic acid, 5-chloro-2-hydroxy-
CAS:
2051-65-2
MF:
C6H5ClO4S
MW:
208.62
Mol File:
2051-65-2.mol
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5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID Chemical Properties

Density 
1.701±0.06 g/cm3(Predicted)
pka
-0.94±0.30(Predicted)
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5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACID Usage And Synthesis

Description

5-Chloro-2-hydroxybenzenesulfonic Acid is obtained from 2,5-dichlorobenzenesulfonic acid by partial hydrolysis with sodium hydroxide solution in water at 170 – 190 ℃ and precipitation with concentrated hydrochloric acid. Used to prepare 5- chloro-2-hydroxy-3-nitrobenzenesulfonic acid, whichisthen reducedto 3-amino-5-chloro-2-hydroxybenzenesulfonic acid.

5-CHLORO-2-HYDROXY-BENZENESULPHONIC ACIDSupplier

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