Benzoic acid, 5-[2-[4′-[2-(2,6-diamino-3-methyl-5-sulfophenyl)diazenyl]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2)

CAS Registry Number®

6637-88-3

CAS Name

Benzoic acid, 5-[2-[4′-[2-(2,6-diamino-3-methyl-5-sulfophenyl)diazenyl]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2)

Molecular Formula

C28H26N6O6S.2Na

Molecular Mass

620.59

Cite this Page

Benzoic acid, 5-[2-[4′-[2-(2,6-diamino-3-methyl-5-sulfophenyl)diazenyl]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6637-88-3 (retrieved 2025-04-01) (CAS RN: 6637-88-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C28H26N6O6S.2Na/c1-14-10-17(4-7-21(14)32-31-19-6-9-23(35)20(13-19)28(36)37)18-5-8-22(15(2)11-18)33-34-27-25(29)16(3)12-24(26(27)30)41(38,39)40;;/h4-13,35H,29-30H2,1-3H3,(H,36,37)(H,38,39,40);;

InChIKey

InChIKey=KJADZTPHJINPPT-UHFFFAOYSA-N

SMILES

CC=1C=C(C=CC1N=NC2=C(N)C(S(=O)(=O)O)=CC(C)=C2N)C3=CC(C)=C(N=NC4=CC(C(O)=O)=C(O)C=C4)C=C3.[Na]

Canonical SMILES

[Na].O=C(O)C1=CC(N=NC=2C=CC(=CC2C)C3=CC=C(N=NC=4C(N)=C(C=C(C4N)S(=O)(=O)O)C)C(=C3)C)=CC=C1O

Other Names for this Substance

  • Benzoic acid, 5-[2-[4′-[2-(2,6-diamino-3-methyl-5-sulfophenyl)diazenyl]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2)
  • C.I. Direct Orange 6, disodium salt
  • Benzoic acid, 5-[[4′-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt
  • C.I. 23375
  • Amanil Toluylene Orange Y

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Deleted or Replaced CAS Registry Numbers

61814-85-5

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