3-Amino-5-Pyrazolone

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Properties Simple | Detailed

Formula C3H5N3O
IUPAC Name 5-aminopyrazole-1,2-diium-3-one
Molecular Mass 99.091 g·mol−1
Heat of Formation 7.2 ± 16.7 kJ·mol−1
Dipole Moment 6.35 ± 1.08 D
Volume 111.98 Å 3
Surface Area 125.45 Å 2
HOMO Energy -9.43 ± 0.55 eV
LUMO Energy -0.40 ± eV
Point Group Symmetry C1
Synonyms
  • 3-amino-1h-pyrazol-5-ol
  • 3-amino-5-hydroxypyrazole
  • 3-pyrazolin-5-one, 3-amino-
  • 5-amino-1,2-dihydropyrazol-3-one
  • 5-imino-2,5-dihydro-1h-pyrazol-3-ol
  • pyrazol-3(or 5)-ol, 5(or 3)-amino-
CAS Number(s)
  • 53666-79-8
  • 28491-52-3
InChIKey QZBGOTVBHYKUDS-UHFFFAOYSA-N
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