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4344-87-0

Name 3-Methyl-3-pyrazolin-5-one
CAS 4344-87-0
Molecular Formula C4H6N2O
MDL Number MFCD00010705
Molecular Weight 98.1
MOL File 4344-87-0.mol
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Chemical Properties

Melting point  223-225 °C (lit.)
density  1.107±0.06 g/cm3(Predicted)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  1 M NH4OH: soluble25mg/mL, clear, colorless (in methanol)
pka 9.04±0.70(Predicted)
CAS DataBase Reference 4344-87-0(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
S36:Wear suitable protective clothing .
WGK Germany  3

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