1-Naphthalenesulfonic acid, 5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
CAS Registry Number®
5850-93-1
CAS Name
1-Naphthalenesulfonic acid, 5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)Molecular Formula
C20H14N2O4S.NaCite this Page
1-Naphthalenesulfonic acid, 5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=5850-93-1 (retrieved ) (CAS RN: 5850-93-1). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C20H14N2O4S.Na/c23-18-12-11-13-5-1-2-6-14(13)20(18)22-21-17-9-3-8-16-15(17)7-4-10-19(16)27(24,25)26;/h1-12,23H,(H,24,25,26);
InChIKey
InChIKey=PCRAQALZHKIUPU-UHFFFAOYSA-N
SMILES
N(=NC=1C2=C(C=CC1O)C=CC=C2)C=3C4=C(C(S(=O)(=O)O)=CC=C4)C=CC3.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C=1C=CC=C2C(N=NC3=C(O)C=CC=4C=CC=CC43)=CC=CC21
Other Names for this Substance
- 1-Naphthalenesulfonic acid, 5-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
- C.I. Acid Red 141, monosodium salt
- 1-Naphthalenesulfonic acid, 5-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt
- C.I. 15625
- Acid Leather Red AS
Deleted or Replaced CAS Registry Numbers
51790-50-2
