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

                            English name:(E)-1,4-Dibromobut-2-ene
                            Alias:trans-1,4-Dibromo-2-butene
                            CAS.NO:821-06-7
                            EINECS No.:212-472-7
                            Molecular formula:C4H6Br2
                            Molecular weight:213.91
                            Structure formula:
                            1,4-二溴-2-丁烯, CAS #: 821-06-7
                            Melting point:48-53 ℃
                            Boiling point:205 ℃
                            Flash light:113 ℃
                            Solubility:Slightly soluble in water
                            Content:≥99%(trans)
                            Loss on drying:≤0.5%
                            Appearance:White crystal
                            Dangerous code: symbol   T 
                            Dangerous grade:R24/25;R34  
                            Safe grade:S26;S28A;S36/37/39;S45 
                            UN code:UN 2923

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