Colorless if pure.
Normally ranges from
pale yellow to dark brown.
Slight garlic or horseradish type odour

105 °C

218°C (begins to decompose @ 217°C and boils at 218°C)

14.4 °C, 287.6 K, 57.9 °F

Negligible in water

soluble in ether, benzene, fat, alcohol, THF

1.27 g/mL, liquid

Very toxic (T+)

Dangerous for the environment (N)

Carc. Cat 1

Vesicant

Poison, contact hazard, inhalation hazard, corrosive, environmental hazard, carcinogenic, possibly mutagenic