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Diacetylmonoxime

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Origin: China

Cas No: 57-71-6

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

  • Quick Details

    CAS No.:
    57-71-6
    Other Names:
    Diacetyl MonoxiMe
    MF:
    C4H7NO2
    EINECS No.:
    200-348-5
    Place of Origin:
    Shandong, China
    Type:
    Pharmaceutical Intermediates
    Purity:
    98%
    Brand Name:
    Huahai
    Model Number:
    57-71-6
    Form:
    Powder
    Melting point:
    75-78 °C(lit.)
    Dentisity:
    1.2085 (rough estimate)
    Boiling point:
    185-186 °C(lit.)
    Pka:
    9.32±0.10(Predicted)

    Packaging&Delivery

    Packaging Details
    Packaging Details: 25kgs packaging Fiber drum outside and plastic bag inside 1-25kgs packaging aluminium bag outside and double plastic bag inside
    Port
    QINGDAO, SHANGHAI
    Lead Time:
    Quantity(Kilograms)1 - 1>1
    Est. Time(days)7To be negotiated

  • Property

    CAS No.: 57-71-6 Formula: C4H7NO2 Molecular Weight: 101.10400

    Basic Info

    Chemical Name Diacetylmonoxime
    Synonyms

    2,3-Butanedione, monooxime;
    2,3-Butanedione monoxime;

    CAS No. 57-71-6
    Molecular Formula C4H7NO2
    Molecular Weight 101.10400
    PSA 49.66000
    LogP 0.42550

    Properties

    Appearance & Physical State white crystalline powder
    Density 1.07 g/cm3
    Boiling Point 185-186ºC
    Melting Point 74-76ºC
    Flash Point 185-186ºC
    Refractive Index 1.452
    Water Solubility 5 g/100 mL (20 ºC)
    Stability Stable. Incompatible with strong oxidizing agents.
    Storage Condition Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    Safety Info

    RTECS EK3150000
    Safety Statements S26-S36/37/39
    HS Code 29280090
    WGK Germany 3
    Risk Statements R20/21/22; R36/37/38
    Hazard Codes Xn

    Synthesis Route

    butan-2-one+Isoamyl Nitrite→Diacetylmonoxime
    butan-2-one→Diacetylmonoxime
    butan-2-one→Diacetylmonoxime+Butanal, 2-oxo-, 1-oxime, (1E)-

    GC Analysis

    Column type Active phase Temperature (°C) Retention Index (I) Temperature Control Method
    Capillary DB-Wax - 1796. temperature ramp
    Capillary DB-Wax - 1782. temperature ramp

    Precursor

    Isoamyl Nitrite
    butan-2-one

    Downstream Product

    1-hydroxy-4,5-dimethyl-3-oxido-2-propylimidazol-3-ium
    2,3-dimethyl-1,5,6,7-tetrahydroindol-4-one
    2,3,6,6-tetramethyl-5,7-dihydro-1H-indol-4-one
    N',N'-bis(3-nitrosobut-2-en-2-yl)ethane-1,2-diamine

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