Melting point :-41.4 °C
Boiling point :-6 °C
Density :1,48 g/cm³
refractive index :1.217
Thermal Conductivity :0.064 W/(m·K) at 25 ℃
Henry's Law Constant :1.2×10^-6 mol/(m³Pa) at 25℃, Clever et al. (2005)
InChI :InChI=1S/C4F8/c5-1(6)2(7,8)4(11,12)3(1,9)10
InChIKey :BCCOBQSFUDVTJQ-UHFFFAOYSA-N
SMILES :C1(F)(F)C(F)(F)C(F)(F)C1(F)F
LogP :1.97
CAS DataBase Reference :115-25-3(CAS DataBase Reference)
NIST Chemistry Reference :Octafluorocyclobutane(115-25-3)
EPA Substance Registry System :Perfluorocyclobutane (115-25-3)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H280 Contains gas under pressure; may explode if heated Gases under pressure Compressed gas Liquefied gas Dissolved gas Warning P410+P403 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection.