2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 6-amino-4-hydroxy-2-naphthalenesulfonic acid and diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine

CAS Registry Number®

90431-97-3

CAS Name

2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 6-amino-4-hydroxy-2-naphthalenesulfonic acid and diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine

Molecular Formula

C13H12N4.C10H9NO7S2.C10H9NO4S

Molecular Mass

782.82

Cite this Page

2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 6-amino-4-hydroxy-2-naphthalenesulfonic acid and diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   https://commonchemistry.cas.org/detail?cas_rn=90431-97-3 (retrieved 2025-03-16) (CAS RN: 90431-97-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C13H12N4.C10H9NO7S2.C10H9NO4S/c14-9-3-1-8(2-4-9)13-16-11-6-5-10(15)7-12(11)17-13;11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8;11-7-2-1-6-3-8(16(13,14)15)5-10(12)9(6)4-7/h1-7H,14-15H2,(H,16,17);1-4,12H,11H2,(H,13,14,15)(H,16,17,18);1-5,12H,11H2,(H,13,14,15)

InChIKey

InChIKey=VFOADHCQWFMHEP-UHFFFAOYSA-N

SMILES

NC1=CC=C(C=2NC=3C(N2)=CC(N)=CC3)C=C1.OC=1C2=C(C=C(S(=O)(=O)O)C1)C=CC(N)=C2.NC=1C2=C(C=C(S(=O)(=O)O)C=C2O)C=C(S(=O)(=O)O)C1

Canonical SMILES

O=S(=O)(O)C1=CC(O)=C2C=C(N)C=CC2=C1.O=S(=O)(O)C=1C=C(O)C2=C(N)C=C(C=C2C1)S(=O)(=O)O.N=1C2=CC(N)=CC=C2NC1C=3C=CC(N)=CC3

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 6-amino-4-hydroxy-2-naphthalenesulfonic acid and diazotized 2-(4-aminophenyl)-1H-benzimidazol-5-amine