Melting point :-112 °C
Boiling point :120-121 °C(lit.)
Density :1.261 g/mL at 25 °C(lit.)
refractive index :n20/D 1.4409(lit.)
Flash point :90 °F
storage temp. :2-8°C
solubility :H2O: slightly soluble at 16.5°C (0.02g/100ml)
form :Liquid
color :Clear colorless
Water Solubility :0.2 g/L (16 ºC)
Merck :14,5114
BRN :773652
Dielectric constant :6.1（24℃）
InChIKey :YXZFFTJAHVMMLF-UHFFFAOYSA-N
CAS DataBase Reference :107-82-4(CAS DataBase Reference)
NIST Chemistry Reference :Butane, 1-bromo-3-methyl-(107-82-4)
EPA Substance Registry System :Butane, 1-bromo-3-methyl- (107-82-4)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 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 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P273 Avoid release to the environment. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.