Pigment Red 4

CAS Registry Number®

2814-77-9

CAS Name

Pigment Red 4

Molecular Formula

C16H10ClN3O3

Molecular Mass

327.72

Cite this Page

Pigment Red 4.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2814-77-9 (retrieved 2024-11-24) (CAS RN: 2814-77-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H10ClN3O3/c17-13-9-11(20(22)23)6-7-14(13)18-19-16-12-4-2-1-3-10(12)5-8-15(16)21/h1-9,21H

InChIKey

InChIKey=XLTMWFMRJZDFFD-UHFFFAOYSA-N

SMILES

N(=NC1=C(Cl)C=C(N(=O)=O)C=C1)C=2C3=C(C=CC2O)C=CC=C3

Canonical SMILES

O=N(=O)C1=CC=C(N=NC2=C(O)C=CC=3C=CC=CC32)C(Cl)=C1

Other Names for this Substance

  • 2-Naphthalenol, 1-[2-(2-chloro-4-nitrophenyl)diazenyl]-
  • C.I. Pigment Red 4
  • 2-Naphthalenol, 1-[(2-chloro-4-nitrophenyl)azo]-
  • 2-Naphthol, 1-(2-chloro-4-nitrophenylazo)-
  • 1-[2-(2-Chloro-4-nitrophenyl)diazenyl]-2-naphthalenol

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Deleted or Replaced CAS Registry Numbers

70632-40-5

CAS INSIGHTSTM
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