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D-asparagine

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Origin: China

Cas No: 2058-58-4

Specification: 99%min

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  • Products Specification
  • Product Description
  • Property

    CAS No.: 2058-58-4 Formula: C4H8N2O3 Molecular Weight: 132.11800

    Description

    D-Asparagine is an isomer of L-Asparagine and is used by bacteria (such as Saccharomyces cerevisiae) as a sole nitrogen source for replication. L-Asparagine is also a competitive inhibitor of staphylococcal L-asparaginase and is used as a reagent to synthesize peptide antibiotics.

    Basic Info

    Chemical Name D-asparagine
    Synonyms

    H-D-Asn-OH;
    D-Asparagine;
    (R)-2,4-Diamino-4-oxobutanoic acid;
    H-D-Asn-OH·H2O;
    (2R)-2,4-diamino-4-oxobutanoic acid;
    Asparagine D-form;
    asparagine;
    H-D-Asn-OH.H2O;

    CAS No. 2058-58-4
    Molecular Formula C4H8N2O3
    Molecular Weight 132.11800
    PSA 106.41000
    LogP -0.32570

    Properties

    Appearance & Physical State White powder
    Density 1.404g/cm3
    Boiling Point 438ºC at 760 mmHg
    Melting Point 280ºC (dec.)
    Flash Point 218.7ºC
    Stability Stable under normal temperatures and pressures.
    Storage Condition Store at 0-5ºC
    Vapor Pressure 2.38E-06mmHg at 25°C

    Safety Info

    Safety Statements S24/25
    HS Code 2924199090
    Risk Statements R20/21/22
    Hazard Codes Xn

    Synthesis Route

    maleic anhydrideasparagine+D-asparagine
    asparagineD-asparagine+L-asparagine
    L-asparagineD-asparagine

    Precursor

    Methyl phenylacetate
    asparagine
    L-asparagine
    maleic anhydride

    Downstream Product

    aspartic acid
    (R)-malic acid
    4-amino-2,4-dioxobutanoic acid
    L-asparagine

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