·                                 CAS Number:5049-61-6

·                                Molecular Formula: C4H5N3

·                                 Molecular Weight: 95.10 .

·                                 EINECS: 225-748-7

·                                 Density: 1.217 g/cm3

·                                 Melting Point: 118-120 °C(lit.)

·                                 Boiling Point: 250.905 °C at 760 mmHg

·                                 Flash Point: 129.08 °C

·                                 Solubility: soluble in water

·                                 Appearance: slightly yellow to beige crystalline powder

·                                 Risk Codes: 36/37/38-11

·                                 Safety: 26-36/37/39