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4-Aminodiphenyamine-2-Sulfonic Acid

4-Aminodiphenyamine-2-Sulfonic Acid / CAS : 91-30-5

Appearance Grey white solid. UN 2811
HS 29215900 DG Class 6
Synonyms 2-(Phenylamino)-5-Aminobenzenesulfonic Acid; 2-(4-Aminoaniline)-5-Nitrobenzenesulphonic Acid; 4-Adapsa; 6-Anilinometanilic Acid; 4-Amino-1,1'-Diphenylamine-2-Sulfonic Acid; 4-Amino-2-Sulfodiphenylamine; 4'-Amino-4-Nitrodiphenylamino-2-Sulfonic Acid; 5-Amino-2-Anilinobenzenesulfonic Acid
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Properties

Summary

Formula
C12H12N2O3S
Molecular Mass
264.3
Exact Mass
264.05700
PSA
100.80000
Logp
3.99410
IUPAC
5-amino-2-anilinobenzenesulfonic acid
SMILES
C1=CC=C(C=C1)NC2=C(C=C(C=C2)N)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Density
1.464
Boiling Point
469.1℃[at 101 325 Pa]
Appearance
Grey white solid.

Export information

HS Code
29215900
Export Rebate
13%
UN No.
2811
DG-Class
6
Risk Code
R22; R23; R50/53
Safety Label
T; N

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