1(2H)-Phthalazinone

CAS Registry Number®

119-39-1
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CAS Name

1(2H)-Phthalazinone

Molecular Formula

C8H6N2O

Molecular Mass

146.15

Cite this Page

1(2H)-Phthalazinone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=119-39-1 (retrieved 2024-03-29) (CAS RN: 119-39-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    188 °C

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

InChI=1S/C8H6N2O/c11-8-7-4-2-1-3-6(7)5-9-10-8/h1-5H,(H,10,11)

InChIKey

InChIKey=IJAPPYDYQCXOEF-UHFFFAOYSA-N

SMILES

O=C1C=2C(C=NN1)=CC=CC2

Canonical SMILES

O=C1NN=CC=2C=CC=CC21

Other Names for this Substance

  • 1(2H)-Phthalazinone
  • 1-Phthalazinol
  • Phthalazinone
  • Phthalazin-1-one
  • 1-Hydroxyphthalazine

Deleted or Replaced CAS Registry Numbers

5418-26-8

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