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Coumalic acid

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Origin: China

Cas No: 500-05-0

Specification: 99%min

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 500-05-0 Formula: C6H4O4 Molecular Weight: 140.09400

    Description

    Coumalic acid is a compound hypothesized to be a potential syncatalytic inhibitor for prolyl 4-hydroxylase (chick embryo). Coumalic acid is also a known phytotoxin and has exhibited highly toxic side effects when rats and mice were exposed to it.

    Basic Info

    Chemical Name Coumalic acid
    Synonyms

    2-Pyrone-5-carboxylic acid,2-Oxo-2H-pyran-5-carboxylic acid;
    6-oxopyran-3-carboxylic acid;
    α-Pyrone-5-carboxylic Acid;
    Coumalic Acid;
    2H-Pyran-5-carboxylic acid, 2-oxo-;
    Cumalic Acid;

    CAS No. 500-05-0
    Molecular Formula C6H4O4
    Molecular Weight 140.09400
    PSA 67.51000
    LogP 0.33800

    Properties

    Appearance & Physical State Tan powder.
    Density 1.542g/cm3
    Boiling Point 218ºC (120 mmHg)
    Melting Point 203-205ºC (dec.)
    Flash Point 137.3ºC
    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 S22-S24/25
    WGK Germany 3
    Hazard Codes Xi

    Synthesis Route

    dl-Hydroxybutanedioic acid→Coumalic acid
    (S)-malic acid+Sulfuric acid→Coumalic acid
    dimethyl 4-(methoxymethylidene)pent-2-enedioate+hydrogen bromide→Coumalic acid

    Precursor

    Sulfuric acid
    dl-Hydroxybutanedioic acid
    (S)-malic acid
    dimethyl 4-(methoxymethylidene)pent-2-enedioate

    Downstream Product

    6-oxo-tetrahydro-pyran-3-carboxylic acid
    4-(PHENOXYMETHYL)BENZENECARBOXYLIC ACID
    2-methylglutaric acid
    4-octylbenzoic acid

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