137-44-0

Name 1,3,5PYRAZOLONE
CAS 137-44-0
Molecular Formula C3H2N2O
MDL Number MFCD03454067
Molecular Weight 82.0608
MOL File 137-44-0.mol

Chemical Properties

Melting point  268℃
Boiling point  143-144℃ (0.3 Torr)
density  1.44±0.1 g/cm3(Predicted)
storage temp.  Sealed in dry,Room Temperature
form  powder to lump
pka 13.06±0.20(Predicted)
color  White to Light yellow
InChI InChI=1S/C3H4N2O/c6-3-1-2-4-5-3/h2H,1H2,(H,5,6)
InChIKey ZRHUHDUEXWHZMA-UHFFFAOYSA-N
SMILES N1=CCC(=O)N1
CAS DataBase Reference 137-44-0

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
HS Code  2933.19.9000

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