Pigment Red 2

CAS Registry Number®

6041-94-7
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CAS Name

Pigment Red 2

Molecular Formula

C23H15Cl2N3O2

Molecular Mass

436.29

Cite this Page

Pigment Red 2.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=6041-94-7 (retrieved 2024-04-28) (CAS RN: 6041-94-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C23H15Cl2N3O2/c24-15-10-11-19(25)20(13-15)27-28-21-17-9-5-4-6-14(17)12-18(22(21)29)23(30)26-16-7-2-1-3-8-16/h1-13,29H,(H,26,30)

InChIKey

InChIKey=HXJSTOXKASOAQW-UHFFFAOYSA-N

SMILES

N(=NC1=C(Cl)C=CC(Cl)=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=NC4=CC(Cl)=CC=C4Cl)=C2O

Other Names for this Substance

  • 2-Naphthalenecarboxamide, 4-[2-(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-phenyl-
  • C.I. Pigment Red 2
  • 2-Naphthalenecarboxamide, 4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-phenyl-
  • 2-Naphthanilide, 4-(2,5-dichlorophenylazo)-3-hydroxy-
  • 4-[2-(2,5-Dichlorophenyl)diazenyl]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide

Deleted or Replaced CAS Registry Numbers

3267-10-5

CAS INSIGHTSTM
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