≥99%, purified by redistillation
Empirical Formula: C4H6N2
Formula Weight: 82.10
Linear Formula: C4H6N2
MDL Number: MFCD00005292
Purity: ≥99%
Boiling Point: 198 °C(lit.)
Melting Point: −6 °C(lit.)
Density: 1.03 g/mL at 25 °C(lit.)
Refractive Index: n20/D 1.495(lit.)
Beilstein Registry Number: 105197
RTECS No.: NI7000000
RIDADR: UN 3267 8 / PGII
Signal Word: Danger
Hazard statements: H302-H312-H314
Precautionary statements: P280-P305 + P351 + P338-P310
Hazard Codes (Europe) : C
Risk Statements (Europe): 21/22-34
Safety Statements (Europe): 26-36-45
WGK Germany: 1