4-Phenyl-1H,3H-naphtho[1,8-cd]pyran-1,3-dione

CAS Registry Number®

56252-04-1

CAS Name

4-Phenyl-1H,3H-naphtho[1,8-cd]pyran-1,3-dione

Molecular Formula

C18H10O3

Molecular Mass

274.27

Cite this Page

4-Phenyl-1H,3H-naphtho[1,8-cd]pyran-1,3-dione.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=56252-04-1 (retrieved 2025-03-14) (CAS RN: 56252-04-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    191-193 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C18H10O3/c19-17-14-8-4-7-12-9-10-13(11-5-2-1-3-6-11)16(15(12)14)18(20)21-17/h1-10H

InChIKey

InChIKey=ISOSGRNBACDIEA-UHFFFAOYSA-N

SMILES

O=C1C=2C=3C(C(=O)O1)=CC=CC3C=CC2C4=CC=CC=C4

Canonical SMILES

O=C1OC(=O)C2=C(C=CC3=CC=CC1=C32)C=4C=CC=CC4

Other Names for this Substance

  • 1H,3H-Naphtho[1,8-cd]pyran-1,3-dione, 4-phenyl-
  • 4-Phenyl-1H,3H-naphtho[1,8-cd]pyran-1,3-dione
  • 2-Phenylnaphthalic anhydride
  • 4-Phenylbenzo[de]isochromene-1,3-dione
  • 2-Phenyl-1,8-naphthalenedicarboxylic anhydride

CAS INSIGHTSTM
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