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trans-1,4-Dichloro-2-butene

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Origin: China

Cas No: 110-57-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 110-57-6 Formula: C4H6Cl2 Molecular Weight: 124.99600

    Description

    1,4-Dichlorobut-2-ene is a chlorinated butene. It is an intermediate in the industrial production of chloroprene, and the main impurity in technical grade chloroprene. The (E)-isomer is also one of the starting materials for Birman's total synthesis of the poriferic natural product sceptrin.

    Basic Info

    Chemical Name trans-1,4-Dichloro-2-butene
    Synonyms

    trans 1,4-dichloro-2-butene;
    2,5-dichloro-toluene;
    1,4-dichloro-toluene;
    Toluene,5-dichloro;
    Benzene,1,4-dichloro-2-methyl;
    TRANS-1,4-DICHLORO-2-BUTYLENE;
    TRANS-1,4-DICHLOROBUT-2-ENE;
    Toluene,2,5-dichloro;
    2,5-Dichlor-toluol;
    TRANS-1,4-DICHLOR-2-BUTENE;
    2-Butene, 1,4-dichloro-, (E)-;
    1,4-Dichloro-2-butene;
    1,4-dichloro-2-methyl-benzene;
    1,4-dichloro-trans-2-butene;

    CAS No. 110-57-6
    Molecular Formula C4H6Cl2
    Molecular Weight 124.99600
    PSA 0.00000
    LogP 2.02020

    Properties

    Appearance & Physical State Colorless liquid with a distinct odor.
    Density 1.183 g/mL at 25ºC(lit.)
    Boiling Point 74-76ºC40 mm Hg(lit.)
    Melting Point 1-3ºC(lit.)
    Flash Point 129 °F
    Refractive Index n20/D 1.488(lit.)
    Stability Reacts slowly with water to form hydrochloric acid.
    Storage Condition 2-8ºC
    Vapor Pressure 5.85mmHg at 25°C

    Safety Info

    Hazard Class 6.1(a)
    Safety Statements 53-23-26-36/37/39-45-36/37-99-61-60
    HS Code 2903299090
    Packing Group II
    RIDADR UN 3390 6.1/PG 1
    Risk Statements R10
    Hazard Codes T+; F; N

    Synthesis Route

    buta-1,3-diene→trans-1,4-Dichloro-2-butene+3,4-dichlorobut-1-ene
    buta-1,3-diene→trans-1,4-Dichloro-2-butene
    buta-1,3-diene→Cis-1,4-Dichloro-2-Butene+trans-1,4-Dichloro-2-butene

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Inhalation LC50 - Lethal concentration, 50 percent kill Rodent - rat 86 ppm/4H 1.Sense Organs and Special Senses (Eye)-lacrimation
    2.Lungs, Thorax, or Respiration-other changes
    3.Gastrointestinal-changes in structure or function of salivary glands
    Intraperitoneal TDLo - Lowest published toxic dose Rodent - mouse 150 mg/kg/77W-I 1.Tumorigenic-equivocal tumorigenic agent by RTECS criteria
    2.Tumorigenic-tumors at site of application
    Subcutaneous TDLo - Lowest published toxic dose Rodent - mouse 150 mg/kg/77W-I 1.Tumorigenic-neoplastic by RTECS criteria
    2.Tumorigenic-tumors at site of application

    Precursor

    Cis-1,4-Dichloro-2-Butene
    3,4-dichlorobut-1-ene
    buta-1,3-diene
    trans-1-bromo-4-chloro-2-butene

    Downstream Product

    Tetraethyl 2-butene-1,4-diphosphonate
    2-BUTENE-1,4-DIOL
    N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE
    1-Butene-3,4-diol

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