Melting Point −160 °C(lit.)
Boiling Point −12 °C(lit.)
Water Solubility 48.9 mg/kg at 25 °C (shake flask-GC, McAuliffe, 1963, 1966)
Density 2.01 (21 °C, vs air)
Storage Temp 库房通风低温干燥,轻装轻卸,与氧气、空气等助燃气体钢瓶分开存放
Flash Point -83 °C
Stability Stable. Extremely flammable. May form explosive mixtures with air.
Appearance Colorless, very flammable gas with a faint odor ISOBUTANE
Refractive Index 1.3518