CAS Registry Number®
6410-26-0
CAS Name
4-[2-(2-Chlorophenyl)diazenyl]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide
Molecular Formula
C23H16ClN3O2
Molecular Mass
401.85
Other Names and Identifiers
InChI
InChI=1S/C23H16ClN3O2/c24-19-12-6-7-13-20(19)26-27-21-17-11-5-4-8-15(17)14-18(22(21)28)23(29)25-16-9-2-1-3-10-16/h1-14,28H,(H,25,29)
InChIKey
InChIKey=XNANGTRPTFPPPE-UHFFFAOYSA-N
SMILES
N(=NC1=C(Cl)C=CC=C1)C=2C3=C(C=C(C(NC4=CC=CC=C4)=O)C2O)C=CC=C3
Canonical SMILES
O=C(NC=1C=CC=CC1)C2=CC=3C=CC=CC3C(N=NC=4C=CC=CC4Cl)=C2O
Other Names for this Substance
- 2-Naphthalenecarboxamide, 4-[2-(2-chlorophenyl)diazenyl]-3-hydroxy-N-phenyl-
- C.I. Pigment Red 21
- 2-Naphthalenecarboxamide, 4-[(2-chlorophenyl)azo]-3-hydroxy-N-phenyl-
- 2-Naphthanilide, 4-(o-chlorophenylazo)-3-hydroxy-
- 4-[2-(2-Chlorophenyl)diazenyl]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide
- C.I. 12300
- Sanyo Fast Red CR
- Syton Fast Red FR
- Permanent Red FR
- Scarlet 3132
- PR 21
- Pigment Red 21
- SM 9811
