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Meldrum's acid

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Origin: China

Cas No: 2033-24-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 2033-24-1 Formula: C6H8O4 Molecular Weight: 144.12500

    Description

    An antimicrobial agent of deodorant composition. Bactericides, disinfectants, and antiseptics.

    Basic Info

    Chemical Name Meldrum's acid
    Synonyms

    MELDRUMS ACID;
    Meldrumic acid;
    Meldrum's acid;
    Meldrumacid;
    2,2-Dimethyl-1,3-Dioxane-4,6-Dione;
    Isopropyl Malonate;
    SUB-ISOPROPYL MALONATE;
    2,2-Dimethyl-1,3-dio;
    cycl-Isopropylidene Malonate;
    Malonic acid cyclic isopropylidene ester;
    1,3-Dioxane-4,6-dione, 2,2-dimethyl-;

    CAS No. 2033-24-1
    Molecular Formula C6H8O4
    Molecular Weight 144.12500
    PSA 52.60000
    LogP 0.21260

    Properties

    Appearance & Physical State Crystals, white to beige
    Melting Point 92-96 °C(lit.)
    Water Solubility 2.5 g/100 mL (20 ºC)
    Storage Condition 0-6°C

    Safety Info

    RTECS JH0800000
    Safety Statements S37/39; S24/25; S53; S45
    HS Code 2934999090
    WGK Germany 3
    Risk Statements R36/37/38; R45
    Hazard Codes Xi; T

    Synthesis Route

    5-Diazo-2,2-dimethyl-1,3-dioxane-4,6-dione→6,6-dimethyl-5,7-dioxa-1,2-diazaspiro[2.5]oct-1-ene-4,8-dione+Meldrum's acid
    Methanol+6,6-dimethyl-5,7-dioxa-1,2-diazaspiro[2.5]oct-1-ene-4,8-dione→5-Diazo-2,2-dimethyl-1,3-dioxane-4,6-dione+Meldrum's acid
    malonic acid+acetone→Meldrum's acid

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Intravenous LD50 - Lethal dose, 50 percent kill Rodent - mouse 180 mg/kg 1.Details of toxic effects not reported other than lethal dose value

    Precursor

    acetone
    malonic acid
    Acetic anhydride
    Isopropenyl acetate

    Downstream Product

    1,3-Dioxane-4,6-dione, 2,2-dimethyl-5-[(5-methyl-2-furanyl)methylene]- (en)
    2,2-dimethyl-5-(2-oxoheptyl)-1,3-dioxane-4,6-dione
    3-[3-(4-chlorophenyl)-1-phenylpyrazol-4-yl]propanoic acid
    3-(1,3-diphenylpyrazol-4-yl)propanoic acid

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