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(E)-1,4-Dibromobut-2-Ene

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(E)-1,4-Dibromobut-2-Ene / CAS : 821-06-7

Appearance White crystalline solid UN 2923
HS 29033990 DG Class 8
Synonyms (2E)-1,4-Dibromo-2-Butene; (E)-1,4-Dibromo-2-Butene; 1,4-Dibromo-2-Butene, E; 1,4-Trans-Dibromobutene-2; 2-Butene, 1,4-Dibromo-, Trans-; 4-Dibromo-(E)-2-Buten; 1,4-Dibromo-2-Pentene; Trans1Butene4-Dibromo -2-
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Properties

Summary

Formula
C4H6Br2
Molecular Mass
213.9
Exact Mass
211.88400
PSA
0.00000
Logp
2.33240
IUPAC
(E)-1,4-dibromobut-2-ene
SMILES
C(/C=C/CBr)Br

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
48-51 °C(lit.)
Density
1.867 g/cm3
Boiling Point
205 °C(lit.)
Flash Point
113 ºC
Appearance
White crystalline solid
Acidity and Basicity
neutral

Export information

HS Code
29033990
Export Rebate
13%
UN No.
2923
DG-Class
8
Risk Code
R25-34-23/25
Safety Label
T,C

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