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Isobutene

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Origem: China

Cas No: 115-11-7

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 50 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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  • Especificação de produtos
  • Descrição do produto
  • Quick Details

    CAS No.:
    115-11-7
    Place of Origin:
    China
    Type:
    Pharmaceutical Intermediates
    Brand Name:
    Xinglu
    Model Number:
    XL-P49
    Product name:
    Isobutylene
    Melting point:
    -140 °C
    Boiling point:
    -6.9 °C(lit.)
    Density:
    0.5879
    HazardClass:
    2.1
    Storage:
    Cylinders
    Monthly production:
    5000MT
    Annual putput:
    50000MT
    business type:
    manufacturer
    Certificate:
    COA

    Packaging&Delivery

    Packaging Details
    200L/drum
    Port
    China Main Port
    Lead Time:
    Quantity(Kilograms)1 - 100101 - 10001001 - 5000>5000
    Est. Time(days)51015To be negotiated
  • Property

    CAS No.: 115-11-7 Formula: C4H8 Molecular Weight: 56.10630

    Description

    Isobutylene (or 2-methylpropene) is a hydrocarbon of industrial significance. It is a four-carbon branched alkene (olefin), one of the four isomers of butylene. At standard temperature and pressure it is a colorless flammable gas.

    Basic Info

    Chemical Name Isobutene
    Synonyms

    Methylpropene;
    1-Propene,2-methyl;
    1-PROPENE, 2-METHYL-;
    2-Methyl-1-propene;
    2-Methylpropene;
    ISOBUTENE;
    ISOBUTYLENE;
    Propene,2-methyl;
    2-methylprop-1-ene;
    2-Methylpropylene;

    CAS No. 115-11-7
    Molecular Formula C4H8
    Molecular Weight 56.10630
    PSA 0.00000
    LogP 1.58240

    Properties

    Appearance & Physical State COLOURLESS COMPRESSED LIQUEFIED GAS , WITH CHARACTERISTIC ODOUR.
    Density 0.627 g/cm3
    Boiling Point -6.9ºC(lit.)
    Melting Point -140ºC
    Freezing Point -140.34℃
    Flash Point -80ºC
    Refractive Index 1.3811
    Stability Stable. Highly flammable - readily forms an explosive mixture with air. Incompatible with strong oxidizing agents.
    Vapor Density 2 (vs air)
    Vapor Pressure 3278 mm Hg ( 37.7 °C)

    Safety Info

    RTECS UD0890000
    Hazard Class 2.1
    Safety Statements S9-S16-S33
    HS Code 2901233000
    WGK Germany -
    RIDADR UN 1055
    Risk Statements R12
    Hazard Codes F+

    Synthesis Route

    2-chloro-1,1,3,3-tetramethyl-2-nitrosocyclohexaneMethane, ion(2+)+N-(2,2-dimethyl-6-methylidenecycloheptylidene)hydroxylamine
    methyl tert-butyl(pivaloyl)acetate3,3-Dimethylacrylic Acid Methyl Ester+methyl 3,3-dimethylbutanoate
    tetrahydrothiopheneThiophene(SIV)+trans-but-2-ene

    GC Analysis

    Column type Active phase Temperature (°C) Retention Index (I) Temperature Control Method
    Capillary BPX-5 30. 394. isothermal
    Capillary CP Sil 5 CB 20. 391. isothermal
    Capillary PoraPLOT Q 100. 389. isothermal
    Capillary PoraPLOT Q 160. 390. isothermal
    Capillary HP-PONA 40. 390. isothermal

    Precursor

    tert-butanol

    Downstream Product

    2a-chloro-1,1-dimethyl-1,2,2a,8a-tetrahydrocyclobuta[b]naphthalene-3,8-dione
    N-tert-butylpropanamide
    2,2-dimethyl-1H-cyclobuta[b]naphthalene-3,8-dione
    6-tert-butylnaphthalen-2-ol

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