3-Phenyl-2-pyrazolin-5-one

CAS Registry Number®

4860-93-9
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CAS Name

3-Phenyl-2-pyrazolin-5-one

Molecular Formula

C9H8N2O

Molecular Mass

160.17

Cite this Page

3-Phenyl-2-pyrazolin-5-one.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4860-93-9 (retrieved 2024-07-07) (CAS RN: 4860-93-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    236 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C9H8N2O/c12-9-6-8(10-11-9)7-4-2-1-3-5-7/h1-5H,6H2,(H,11,12)

InChIKey

InChIKey=OXRSFHYBIRFJSF-UHFFFAOYSA-N

SMILES

O=C1CC(=NN1)C2=CC=CC=C2

Canonical SMILES

O=C1NN=C(C=2C=CC=CC2)C1

Other Names for this Substance

  • 3H-Pyrazol-3-one, 2,4-dihydro-5-phenyl-
  • 2-Pyrazolin-5-one, 3-phenyl-
  • 2,4-Dihydro-5-phenyl-3H-pyrazol-3-one
  • 3-Phenyl-Δ2-pyrazolin-5-one
  • 3-Phenyl-2-pyrazolin-5-one

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Deleted or Replaced CAS Registry Numbers

222989-31-3