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Picture of 5,5-Dimethylhydantoin

5,5-Dimethylhydantoin

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Origin: China

Cas No: 77-71-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 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.:
    77-71-4
    Other Names:
    Acetonylurea
    MF:
    C5H8N2O2
    Place of Origin:
    China
    Type:
    Syntheses Material Intermediates
    Product name:
    5 5-Dimethylhydantoin
    Appearance:
    White crystal powder
    Grade:
    Food Garde, industry
    CAS:
    77-71-4
    Usage:
    Acidity Regulators
    Purity:
    99% Min
    Application:
    sterilization disinfectants

    Packaging&Delivery

    Packaging Details
    bag or durm
    Lead Time:
    Quantity(Kilograms)1 - 1000>1000
    Est. Time(days)3To be negotiated

    Products Description

    Item
    Specifications
    Results
    Appearance
    White crystal powder
    White crystal powder
    Purity
    ≥99.0%
    99.63%
    MP
    175-178℃
    175.4℃- 176.8℃
    Water content
    ≤0.5%
    0.20%
    Residue on ignition
    ≤0.2%
    ≤0.002%

  • Property

    CAS No.: 77-71-4 Formula: C5H8N2O2 Molecular Weight: 128.12900

    Description

    5,5-Dimethylhydantoin is part of a group of hydantoin compounds that are being evaluated for their anticonvulsant and central nervous system antitumour properties.

    Basic Info

    Chemical Name 5,5-Dimethylhydantoin
    Synonyms

    2,4-Imidazolidinedione, 5,5-dimethyl-;
    5,5-dimethylimidazolidine-2,4-dione;

    CAS No. 77-71-4
    Molecular Formula C5H8N2O2
    Molecular Weight 128.12900
    PSA 58.20000
    LogP 0.26200

    Properties

    Appearance & Physical State white to off-white crystals or crystalline powder
    Density 1.142 g/cm3
    Melting Point 175-180ºC
    Flash Point 193ºC
    Refractive Index 1.449
    Stability Stable under normal temperatures and pressures.
    Storage Condition Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    Safety Info

    Safety Statements S24/25
    HS Code 2933990090
    Risk Statements R36/37/38
    Hazard Codes Xi

    Synthesis Route

    2,3:4,5-bis-O-(isopropylidene)-D-fructopyranose aldehyde→5,5-Dimethylhydantoin+
    aldehydo-2,3:4,5-di-O-isopropylidene-D-arabinose→5,5-Dimethylhydantoin+5-[(R)-2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-eth-(Z)-ylidene]-imidazolidine-2,4-dione
    (2,2,7,7-Tetramethyltetrahydro-3aH-bis[1,3]dioxolo[4,5-b:4',5'-d] pyran-5-yl)methanol (non-preferred name)→5,5-Dimethylhydantoin+

    Precursor

    acetone
    aldehydo-2,3:4,5-di-O-isopropylidene-D-arabinose
    (2,2,7,7-Tetramethyltetrahydro-3aH-bis[1,3]dioxolo[4,5-b:4',5'-d] pyran-5-yl)methanol (non-preferred name)
    2,3:4,5-bis-O-(isopropylidene)-D-fructopyranose aldehyde

    Downstream Product

    3-(trans-hex-3-enyl)-5,5-dimethylimidazolidine-2,4-dione
    ethyl N-(ethoxycarbonylamino)carbamate
    1,3-ditert-butyl-5,5-dimethylimidazolidine-2,4-dione
    3-[6-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)hexyl]-5,5-dimethylimidazolidine-2,4-dione

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