Pigment Red 255

CAS Registry Number®

54660-00-3
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CAS Name

Pigment Red 255

Molecular Formula

C18H12N2O2

Molecular Mass

288.30

Cite this Page

Pigment Red 255.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=54660-00-3 (retrieved 2024-09-19) (CAS RN: 54660-00-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    372 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C18H12N2O2/c21-17-13-14(16(20-17)12-9-5-2-6-10-12)18(22)19-15(13)11-7-3-1-4-8-11/h1-10H,(H,19,22)(H,20,21)

InChIKey

InChIKey=UWHBZLMSPZBZHY-UHFFFAOYSA-N

SMILES

O=C1C=2C(=C(N1)C3=CC=CC=C3)C(=O)NC2C4=CC=CC=C4

Canonical SMILES

O=C1NC(C=2C=CC=CC2)=C3C(=O)NC(C=4C=CC=CC4)=C13

Other Names for this Substance

  • Pyrrolo[3,4-c]pyrrole-1,4-dione, 2,5-dihydro-3,6-diphenyl-
  • 2,5-Dihydro-3,6-diphenylpyrrolo[3,4-c]pyrrole-1,4-dione
  • 3,6-Diphenyl-1,4-pyrrolo[3,4-c]pyrroledione
  • 1,4-Diketo-3,6-diphenylpyrrolo[3,4-c]pyrrole
  • 3,6-Diphenyl-1,4-diketopyrrolo[3,4-c]pyrrole

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Deleted or Replaced CAS Registry Numbers

120500-90-5, 790240-37-8