C7H10N2

Melting point 83-86°C(lit.)

Boiling point 211°C

Density 0.906g/mLat25°C

Vapor pressure 0.169hPaat20°C

Refractive index n20/D1.431

Flash point 110°C

Storage conditions Store in dark!

Solubility methanol: 50mg/mL, clear

Acidity coefficient (pKa) pKa (20°): 9.7

Prilled

Color off-white to yellow

Odor (Odor)characteristicodor

PH value 11 (60g/l, H2O, 20℃)

The pH range of the color change of the acid-base indicator is 9.7 (10% aqsoln)

Water solubility 76g/L(25ºC) Merck14,3389

BRN110354

Stable. Incompatible with acids, oxidizing agents.