1-Naphthalenesulfonic acid, 4-amino-3-[2-[4′-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)
CAS Registry Number®
1937-35-5
No image available.
CAS Name
1-Naphthalenesulfonic acid, 4-amino-3-[2-[4′-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)Molecular Formula
C32H24N6O7S2.2NaCite this Page
1-Naphthalenesulfonic acid, 4-amino-3-[2-[4′-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?ref=1937-35-5 (retrieved ) (CAS RN: 1937-35-5). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C32H24N6O7S2.2Na/c33-26-14-9-20-15-23(46(40,41)42)16-28(39)30(20)32(26)38-36-22-12-7-19(8-13-22)18-5-10-21(11-6-18)35-37-27-17-29(47(43,44)45)24-3-1-2-4-25(24)31(27)34;;/h1-17,39H,33-34H2,(H,40,41,42)(H,43,44,45);;
InChIKey
InChIKey=CYSVTGOZXJXVHH-UHFFFAOYSA-N
SMILES
N(=NC1=CC=C(C=C1)C2=CC=C(N=NC3=C(N)C4=C(C(S(=O)(=O)O)=C3)C=CC=C4)C=C2)C=5C6=C(C=C(S(=O)(=O)O)C=C6O)C=CC5N.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C1=CC(O)=C2C(C=CC(N)=C2N=NC3=CC=C(C=C3)C4=CC=C(N=NC=5C=C(C=6C=CC=CC6C5N)S(=O)(=O)O)C=C4)=C1
Other Names for this Substance
- 1-Naphthalenesulfonic acid, 4-amino-3-[2-[4′-[2-(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)
- C.I. Direct Red 13, disodium salt
- Pontamine Bordeaux B
- 1-Naphthalenesulfonic acid, 4-amino-3-[[4′-[(2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo][1,1′-biphenyl]-4-yl]azo]-, disodium salt
- C.I. Direct Red 13
Deleted or Replaced CAS Registry Numbers
56449-25-3, 70248-70-3
