CAS Registry Number®
10236-37-0
CAS Name
2,7-Naphthalenedisulfonic acid, 3-[2-(4-cyclohexyl-2-methylphenyl)diazenyl]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, sodium salt (1:2)
Molecular Formula
C30H31N3O9S3.2Na
Other Names and Identifiers
InChI
InChI=1S/C30H31N3O9S3.2Na/c1-18-8-11-23(12-9-18)43(35,36)33-26-17-24(44(37,38)39)15-22-16-27(45(40,41)42)29(30(34)28(22)26)32-31-25-13-10-21(14-19(25)2)20-6-4-3-5-7-20;;/h8-17,20,33-34H,3-7H2,1-2H3,(H,37,38,39)(H,40,41,42);;
InChIKey
InChIKey=XYGWTXNIMJZXOE-UHFFFAOYSA-N
SMILES
N(S(=O)(=O)C1=CC=C(C)C=C1)C=2C3=C(C=C(S(=O)(=O)O)C(N=NC4=C(C)C=C(C=C4)C5CCCCC5)=C3O)C=C(S(=O)(=O)O)C2.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C1=CC2=CC(=C(N=NC3=CC=C(C=C3C)C4CCCCC4)C(O)=C2C(=C1)NS(=O)(=O)C5=CC=C(C=C5)C)S(=O)(=O)O
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 3-[2-(4-cyclohexyl-2-methylphenyl)diazenyl]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, sodium salt (1:2)
- 2,7-Naphthalenedisulfonic acid, 3-[(4-cyclohexyl-2-methylphenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt
- C.I. Acid Red 155
- Supranol Brilliant Red 3B
- Acid Red 155
- C-WR Red 4
- C.I. 18130
Deleted or Replaced CAS Registry Numbers
8004-53-3
