2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methylphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:3)

CAS Registry Number®

6460-01-1
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CAS Name

2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methylphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:3)

Molecular Formula

C38H28N6O12S3.3Na

Cite this Page

2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methylphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:3).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6460-01-1 (retrieved 2024-05-17) (CAS RN: 6460-01-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C38H28N6O12S3.3Na/c1-20-4-2-3-5-31(20)42-44-35-33(59(54,55)56)19-24-16-26(10-13-30(24)37(35)46)40-38(47)39-25-9-12-29-23(15-25)18-32(58(51,52)53)34(36(29)45)43-41-27-8-6-22-17-28(57(48,49)50)11-7-21(22)14-27;;;/h2-19,45-46H,1H3,(H2,39,40,47)(H,48,49,50)(H,51,52,53)(H,54,55,56);;;

InChIKey

InChIKey=JNZAMIKFBASFNI-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=C(C)C=CC=C3)C=C(NC(NC4=CC5=C(C=C4)C(O)=C(N=NC6=CC7=C(C=C6)C=C(S(=O)(=O)O)C=C7)C(S(=O)(=O)O)=C5)=O)C=C2.[Na]

Canonical SMILES

[Na].O=C(NC=1C=CC=2C(C1)=CC(=C(N=NC=3C=CC4=CC(=CC=C4C3)S(=O)(=O)O)C2O)S(=O)(=O)O)NC=5C=CC=6C(C5)=CC(=C(N=NC=7C=CC=CC7C)C6O)S(=O)(=O)O

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methylphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:3)
  • C.I. Direct Red 73, trisodium salt
  • 2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methylphenyl)azo]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[(6-sulfo-2-naphthalenyl)azo]-, trisodium salt
  • C.I. 29180
  • Brilliant Paper Scarlet G

Deleted or Replaced CAS Registry Numbers

69205-09-0, 1628424-57-6

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