Melting point :48-51 °C(lit.)
Boiling point :205 °C(lit.)
Density :1.9393 (estimate)
refractive index :1.5361 (estimate)
Flash point :113°C
storage temp. :2-8°C
solubility :Chloroform (Slightly), Methanol (Slightly)
form :Crystals or Crystalline Powder
color :colorless to slightly brown
Water Solubility :slightly soluble
BRN :1719696
Stability :Light Sensitive
InChIKey :RMXLHIUHKIVPAB-OWOJBTEDSA-N
CAS DataBase Reference :821-06-7(CAS DataBase Reference)
NIST Chemistry Reference :2-Butene, 1,4-dibromo-, (E)-(821-06-7)
EPA Substance Registry System :2-Butene, 1,4-dibromo-, (2E)- (821-06-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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.