C.I. Pigment Red 37

CAS Registry Number®

6883-91-6
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CAS Name

C.I. Pigment Red 37

Molecular Formula

C36H34N8O4

Molecular Mass

642.71

Cite this Page

C.I. Pigment Red 37.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6883-91-6 (retrieved 2024-09-20) (CAS RN: 6883-91-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C36H34N8O4/c1-21-7-13-27(14-8-21)43-35(45)33(23(3)41-43)39-37-29-17-11-25(19-31(29)47-5)26-12-18-30(32(20-26)48-6)38-40-34-24(4)42-44(36(34)46)28-15-9-22(2)10-16-28/h7-20,33-34H,1-6H3

InChIKey

InChIKey=CMBVJWXIWKNGIL-UHFFFAOYSA-N

SMILES

O=C1N(N=C(C)C1N=NC2=C(OC)C=C(C=C2)C3=CC(OC)=C(N=NC4C(=O)N(N=C4C)C5=CC=C(C)C=C5)C=C3)C6=CC=C(C)C=C6

Canonical SMILES

O=C1N(N=C(C)C1N=NC=2C=CC(=CC2OC)C3=CC=C(N=NC4C(=O)N(N=C4C)C5=CC=C(C=C5)C)C(OC)=C3)C6=CC=C(C=C6)C

Other Names for this Substance

  • 3H-Pyrazol-3-one, 4,4′-[(3,3′-dimethoxy[1,1′-biphenyl]-4,4′-diyl)bis(2,1-diazenediyl)]bis[2,4-dihydro-5-methyl-2-(4-methylphenyl)-
  • C.I. Pigment Red 37
  • 3H-Pyrazol-3-one, 4,4′-[(3,3′-dimethoxy[1,1′-biphenyl]-4,4′-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(4-methylphenyl)-
  • 2-Pyrazolin-5-one, 4,4′-(3,3′-dimethoxy-4,4′-biphenylylenebisazo)bis[3-methyl-1-p-tolyl-
  • 4,4′-[(3,3′-Dimethoxy[1,1′-biphenyl]-4,4′-diyl)bis(2,1-diazenediyl)]bis[2,4-dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one]

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Deleted or Replaced CAS Registry Numbers

7538-56-9