1,2-Dihydro-5-phenyl-3H-1,2,4-triazol-3-one

CAS Registry Number®

939-07-1
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CAS Name

1,2-Dihydro-5-phenyl-3H-1,2,4-triazol-3-one

Molecular Formula

C8H7N3O

Molecular Mass

161.16

Cite this Page

1,2-Dihydro-5-phenyl-3H-1,2,4-triazol-3-one.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=939-07-1 (retrieved 2024-09-06) (CAS RN: 939-07-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    316 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C8H7N3O/c12-8-9-7(10-11-8)6-4-2-1-3-5-6/h1-5H,(H2,9,10,11,12)

InChIKey

InChIKey=FFSXNTGAFSVILG-UHFFFAOYSA-N

SMILES

O=C1NC(=NN1)C2=CC=CC=C2

Canonical SMILES

O=C1NN=C(N1)C=2C=CC=CC2

Other Names for this Substance

  • 3H-1,2,4-Triazol-3-one, 1,2-dihydro-5-phenyl-
  • Δ2-1,2,4-Triazolin-5-one, 3-phenyl-
  • 1,2-Dihydro-5-phenyl-3H-1,2,4-triazol-3-one
  • 3-Phenyl-1,2,4-triazolin-5-one
  • 3-Phenyl-Δ3-1,2,4-triazol-5-one

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Deleted or Replaced CAS Registry Numbers

32328-96-4