Melting point :−88 °C(lit.)
Boiling point :68 °C(lit.)
Density :1.991 g/mL at 25 °C(lit.)
vapor density :4.5 (vs air)
vapor pressure :117 mm Hg ( 20 °C)
refractive index :n20/D 1.482(lit.)
Flash point :11 °C
storage temp. :2-8°C
solubility :Soluble in acetone, alcohol, benzene, ether (Weast, 1986), and many other solvents, particularly chlorinated hydrocarbons.
Specific Gravity :1.991
Water Solubility :9 g/L (20 ºC)
BRN :1730801
Henry's Law Constant :(x 10^-3 atm?m³/mol): 1.44 at 25 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits :NIOSH REL: TWA 200 ppm (1,050 mg/m³), IDLH 2,000 ppm; OSHA PEL: TWA 200 ppm; ACGIH TLV: TWA 200 ppm (adopted)
Dielectric constant :7.8（Ambient）
Stability :Stable, but may discolour in light. Incompatible with aluminium, magnesium, zinc, calcium, strong oxidizing agents.
LogP :1.410
CAS DataBase Reference :74-97-5(CAS DataBase Reference)
NIST Chemistry Reference :Methane, bromochloro-(74-97-5)
EPA Substance Registry System :Halon 1011 (74-97-5)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H420 Harms public health and the environment by destroying ozone in the upper atmosphere Hazardous to the ozone layer Category 1 Warning P502
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.