5-Amino-2,4-dihydro-3H-pyrazol-3-one

CAS Registry Number®

6126-22-3
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CAS Name

5-Amino-2,4-dihydro-3H-pyrazol-3-one

Molecular Formula

C3H5N3O

Molecular Mass

99.09

Cite this Page

5-Amino-2,4-dihydro-3H-pyrazol-3-one.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=6126-22-3 (retrieved 2024-04-28) (CAS RN: 6126-22-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    214-215 °C (decomp)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H2,(H2,4,5)(H,6,7)

InChIKey

InChIKey=UELIBMUMKLRTKJ-UHFFFAOYSA-N

SMILES

NC=1CC(=O)NN1

Canonical SMILES

O=C1NN=C(N)C1

Other Names for this Substance

  • 3H-Pyrazol-3-one, 5-amino-2,4-dihydro-
  • 2-Pyrazolin-5-one, 3-amino-
  • 3-Pyrazolidinone, 5-imino-
  • 5-Amino-2,4-dihydro-3H-pyrazol-3-one
  • 3-Amino-5-pyrazolone

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