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821-06-7

Name (E)-1,4-Dibromobut-2-ene
CAS 821-06-7
EINECS(EC#) 212-472-7
Molecular Formula C4H6Br2
MDL Number MFCD07783464
Molecular Weight 213.9
MOL File 821-06-7.mol
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Chemical Properties

Appearance white to light yellow crystal powde
Melting point  48-51 °C(lit.)
Boiling point  205 °C(lit.)
density  1.9393 (estimate)
refractive index  1.5361 (estimate)
Fp  113°C
storage temp.  Refrigerator
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 821-06-7(EPA Substance)

Safety Data

Hazard Codes  T,C
Risk Statements 
R25:Toxic if swallowed.
R34:Causes burns.
R23/25:Toxic by inhalation and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 2923 8/PG 2
WGK Germany  2
RTECS  EM4725000
F  8-19
Hazard Note  Toxic/Corrosive
HazardClass  6.1(b)
PackingGroup  III
HS Code  29033990

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