Direct Red 10

CAS Registry Number®

2429-70-1
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CAS Name

Direct Red 10

Molecular Formula

C32H23N5O7S2.2Na

Cite this Page

Direct Red 10.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2429-70-1 (retrieved 2024-03-29) (CAS RN: 2429-70-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C32H23N5O7S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)36-34-21-13-9-19(10-14-21)20-11-15-22(16-12-20)35-37-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)38;;/h1-18,38H,33H2,(H,39,40,41)(H,42,43,44);;

InChIKey

InChIKey=XAEBZCNZXBIMRL-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C=1C2=C(C(N)=C(N=NC3=CC=C(C=C3)C4=CC=C(N=NC5=C(O)C6=C(C(S(=O)(=O)O)=C5)C=CC=C6)C=C4)C1)C=CC=C2.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC(N=NC=2C=CC(=CC2)C3=CC=C(N=NC=4C=C(C=5C=CC=CC5C4N)S(=O)(=O)O)C=C3)=C(O)C=6C=CC=CC61

Other Names for this Substance

  • 1-Naphthalenesulfonic acid, 4-amino-3-[2-[4′-[2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)
  • C.I. Direct Red 10, disodium salt
  • Congo Corinth G
  • C.I. Direct Red 10
  • 1-Naphthalenesulfonic acid, 4-amino-3-[[4′-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo][1,1′-biphenyl]-4-yl]azo]-, disodium salt

Deleted or Replaced CAS Registry Numbers

99241-41-5

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