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3,3-Dimethylallyl bromide

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Origin: China

Cas No: 870-63-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 870-63-3 Formula: C5H9Br Molecular Weight: 149.02900

    Description

    1-Bromo-3-methyl-2-butene is used to prepare xanthine dipeptidyl peptidase inhibitors for treatment of type 2 diabetes. It can also be used to synthesize natural and non-natural prenylated chalcones with antitumor, antioxidant activities.

    Basic Info

    Chemical Name 3,3-Dimethylallyl bromide
    Synonyms

    2-Butene, 1-bromo-3-methyl-;
    Isoprenylbromide;
    1-bromo-3-methyl-2-buten;
    Dimethylallylbromide;
    Isopentenyl bromide;
    3-Methylcrotylbromide;
    3-methyl-2-buten-1-yl bromide;
    Isoprenehydrobromide;
    3,3-Dimethallylbromide;
    PRENYL BROMIDE;
    1-bromo-3-methyl-2-butene;
    3-Methyl-butenyl bromide;
    1-bromo-3-methylbut-2-ene;
    3,3-dimethyl allyl bromide;

    CAS No. 870-63-3
    Molecular Formula C5H9Br
    Molecular Weight 149.02900
    PSA 0.00000
    LogP 2.34750

    Properties

    Appearance & Physical State Light brown liquid with strong pungent odor
    Density 1.27
    Boiling Point 82-83ºC (150 mmHg)
    Flash Point 32ºC
    Refractive Index 1.489-1.491
    Stability Stable at room temperature in closed containers under normal storage and handling conditions.
    Storage Condition 0-6ºC

    Safety Info

    Hazard Class 3
    Safety Statements S16-S26-S36/37/39-S45
    HS Code 2903399090
    Packing Group III
    WGK Germany 3
    RIDADR UN 2920
    Risk Statements R10; R11; R20/21/22; R34
    Hazard Codes C

    Synthesis Route

    hydrogen bromide+acetic acid→1,3-DIBROMO-3-METHYLBUTANE+3,3-Dimethylallyl bromide
    hydrogen bromide+isoprene→1,3-DIBROMO-3-METHYLBUTANE+3,3-Dimethylallyl bromide
    prenol→3,3-Dimethylallyl bromide

    Precursor

    methyl tert-butyl ether
    prenol
    Acetyl bromide
    2-Methyl-3-buten-2-ol

    Downstream Product

    2-bromo-3-(3-methylbut-2-enoxy)pyridine
    3-(bromomethyl)-2,2-dimethyloxirane
    6-bromo-4,4-dimethyl-2,3-dihydrothiochromene
    7-(3-methylbut-2-enoxy)chromen-2-one

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