2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)

CAS Registry Number®

5850-64-6

CAS Name

2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)

Molecular Formula

C20H14N2O11S3.3Na

Cite this Page

2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-sulfo-1-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=5850-64-6 (retrieved 2024-11-26) (CAS RN: 5850-64-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H14N2O11S3.3Na/c23-15-9-11(34(25,26)27)7-10-8-17(36(31,32)33)19(20(24)18(10)15)22-21-14-5-6-16(35(28,29)30)13-4-2-1-3-12(13)14;;;/h1-9,23-24H,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;

InChIKey

InChIKey=DDAJOSMPSCKNAH-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC=3C4=C(C(S(=O)(=O)O)=CC3)C=CC=C4)C=C(S(=O)(=O)O)C=C2O.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C=1C=C(O)C2=C(O)C(N=NC3=CC=C(C=4C=CC=CC34)S(=O)(=O)O)=C(C=C2C1)S(=O)(=O)O

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
  • C.I. Acid Red 60, trisodium salt
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
  • C.I. 16645
  • Chromotrope 8B

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Deleted or Replaced CAS Registry Numbers

879668-79-8

CAS INSIGHTSTM
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