Chemical Compound

Pigment Red 51

CAS Registry Number 5850-87-3
Pigment Red 51 chemical structure
Primary Record

Pigment Red 51

In stock
7,070 g
Purity
98.5 %
CAS
5850-87-3

Compound Identifiers & Properties

CAS
5850-87-3
PubChem CID
136672248
SMILES
CC1=C(C=CC(=C1)N=NC2=C(C=CC3=CC=CC=C32)O)S(=O)(=O)O.CC1=C(C=CC(=C1)N=NC2=C(C=CC3=CC=CC=C32)[O-])S(=O)(=O)[O-].[Ba+2]
Canonical SMILES
Cc1cc(N=Nc2c(O)ccc3ccccc23)ccc1S(=O)(=O)O.Cc1cc(N=Nc2c([O-])ccc3ccccc23)ccc1S(=O)(=O)[O-].[Ba+2]

Names & Synonyms

  • Pigment Red 51
  • C.I. Pigment Red 51
  • C17H14N2O4S.1/2Ba
  • EINECS 227-459-1
  • C17-H14-N2-O4-S.1/2Ba
  • CI 15580
  • C.I.15580
  • C.I. 15580
  • C.I. Pigment Red 51, barium salt (2:1)
  • 5850-87-3
  • Barium bis[4- [(2- hydroxy- 1- naphthyl)azo]- 2- methylbenzenesulphonate]
  • Barium bis[4-[(2-hydroxy-1-naphthyl)azo]-2-methylbenzenesulphonate]
  • Benzenesulfonic acid, 4-((2-hydroxy-1-naphthalenyl)azo)-2-methyl-, barium salt (2:1)
  • Benzenesulfonic acid, 4-[(2-hydroxy-1-naphthalenyl)azo]-2-methyl-, barium salt (2:1)
  • Benzenesulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-2-methyl-, barium salt (2:1)