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4-Hydroxybenzenesulfonic Acid

4-Hydroxybenzenesulfonic Acid / CAS : 98-67-9

Appearance Light yellow oily liquid UN 2586
HS 29089990 DG Class 8
Synonyms 4-Hydroxy-Benzenesulfonicaci; 4-Hydroxyphenylsulfonic Acid; 4-Hydroxyphenylsulfonicacid; 4-Phenolsulfonic Acid; 4-Phenolsulfonicacid; Benzenesulfonic Acid, P-Hydroxy-; P-Hydroxybenzenesulfonic acid(65%); P-Hydoroxybenzenesulfonic Acid
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Properties

Summary

Formula
C6H6O4S
Molecular Mass
174.17
Exact Mass
173.99900
PSA
82.98000
Logp
1.71970
IUPAC
4-hydroxybenzenesulfonic acid
SMILES
C1=CC(=CC=C1O)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Auxiliary > Resin Additives

Chemical and Physical Properties

Melting Point
52 °C (分解)
Density
1.337 g/mL
Boiling Point
275.14°C
Appearance
Light yellow oily liquid
Acidity and Basicity
acidness

Export information

HS Code
29089990
Export Rebate
13%
UN No.
2586
DG-Class
8
Risk Code
R34-68
Safety Label
C

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