CAS login number 74-82-8
EINECS entry number 200-812-7
Melting point -182.5 ℃
Boiling point -161.5 ℃
Difficult water solubility (normal temperature and pressure 0.03)
Density 0.42(-164℃) (standard condition) 0.717g/L
It is colorless and odorless gas at room temperature
Flash point -188 ℃
Security Description S9; S16; S33
Danger symbol R12
UN Dangerous Goods Number 1971