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2-Aminobenzenesulfonic Acid

2-Aminobenzenesulfonic Acid / CAS : 88-21-1

Appearance Gray acicular crystal UN 2585
HS 29214200 DG Class 8
Synonyms O-Aminobenzenesulfonic Acid; O-Sulfanilic Acid; 2-Sulfoaniline; Aniline-2-Sulfonic Acid; Benzenesulfonic Acid, 2-Amino-; 2-Amino-1-Benzenesulfonic Acid; Aniline-O-Sulfonic Acid; Ortho Amino Phenol Sulphonic; Orthanilic Acid
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Properties

Summary

Formula
C6H7NO3S
Molecular Mass
173.19000
Exact Mass
173.01500
PSA
88.77000
Logp
2.17750
IUPAC
2-aminobenzenesulfonic acid
SMILES
C1=CC=C(C(=C1)N)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
300 °C
Density
1.512 g/cm3
Boiling Point
363 ºC
Appearance
Gray acicular crystal

Export information

HS Code
29214200
Export Rebate
13%
UN No.
2585
DG-Class
8
Risk Code
R34
Safety Label
C

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