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5-Amino-2-(4-Amino-2-Sulfophenyl)Benzenesulfonic Acid

5-Amino-2-(4-Amino-2-Sulfophenyl)Benzenesulfonic Acid / CAS : 117-61-3

Appearance Dark purple Powder UN 0
HS 29215900 DG Class 0
Synonyms Kyselina Benzidin-2,2'-Disulfonova; 4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid; 2,2'-Benzidinedisulfonic Acid; 4,4'-Diamino-[1,1'-Biphenyl]-2,2'-Disulfonic Acid; 2,2'-Benzidine Disulfonic Acid; 6,6'-Bimetanilic Acid; 4,4'-Diamino-2,2'-Biphenyldisulfonic Acid; Benzidine-2,2'-Disulphonic Acid; [1,1'-Biphenyl]-2,2'-Disulfonic Acid, 4,4'-Diamino-; 4,4'-Diamino-Biphenyl-2,2'-Disulfonsaeure; 2,2'-Disulfobenzidine; Benzidine,2,2'-Disulfo; 4,4'-Diaminodiphenyl-2,2'-Disulfonic Acid; Benzidine-2,2'-Disulfonic Acid; 2,2'-Disulfo-4,4'-Diaminobiphenyl; 2,2'-Disulfonic Acid Benzidine; 1'-Biphenyl)-2,2'-Disulfonicacid,4,4'-Diamino-(; 1'-Biphenyl]-2,2'-Disulfonicacid,4,4'-Diamino-[; 1'-Biphenyl]-2,2'-Disulfonicacid,4,4'-Diamino-[1; Bdsa
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Properties

Summary

Formula
C12H12N2O6S2
Molecular Mass
344.36300
Exact Mass
344.01400
PSA
177.54000
Logp
4.33540
IUPAC
5-amino-2-(4-amino-2-sulfophenyl)benzenesulfonic acid
SMILES
C1=CC(=C(C=C1N)S(=O)(=O)O)C2=C(C=C(C=C2)N)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
175ºC
Density
1.5417 (rough estimate)
Appearance
Dark purple Powder

Export information

HS Code
29215900
Export Rebate
13%
UN No.
0
DG-Class
0
Risk Code
20/21/22-37/38-36-36/37/38
Safety Label
Xi

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