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Pengze Changxing Chemical Co.,Ltd.
Pengze Changxing Chemical Co.,Ltd.
12 YRS
Jiangxi, China
Main Products:
2-Aminobenzenesulfonic Acid
Jiangxi, China
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O-Aminobenzenesulfonic Acid / CAS 88-21-1
OVERVIEW
Packaging
25 KG/Fibre Drum
Lead Time
In Stock
Max Capacity
200 MT/Year
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DESCRIPTION
O-Aminobenzenesulfonic Acid
CAS：88-21-1
Molecular formula：C6H7NO3S
Molecular weight：173.19
Structure：
Physicochemical properties: gray white acicular crystal. Melting point > 300 ℃. Soluble in concentrated hydrochloric acid, slightly soluble in water, insoluble in ethanol and ether.
Product application: used as an intermediate of reactive dyes.
Typical Properties
Summary
2-Aminobenzenesulfonic acid is a kind of biological acid, which plays a role in benzoic acid degradation and microbial metabolism. This product is mainly used as reactive dye intermediate, for reactive brilliant red k-2b, brilliant red K-2BP, brilliant red k-2g, brilliant red m-2b, brilliant red X-B, brilliant red x-10b, reactive violet k-3r, etc.
CAS No.
88-21-1
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
Acidity and Basicity
alkalinity acidness
Export information
HS Code
29214200
Export Rebate
13%
UN No.
2585
DG-Class
8
Risk Code
R34
Safety Label
C
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