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Imagem de 5-Methylpyrazine-2-carboxylic acid

5-Methylpyrazine-2-carboxylic acid

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Origem: China

Cas No: 5521-55-1

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 80 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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  • Especificação de produtos
  • Descrição do produto
  • Quick Details

    CAS No.:
    5521-55-1
    Other Names:
    -
    MF:
    C6H6N2O2
    EINECS No.:
    413-260-9
    Place of Origin:
    Shandong, China
    Type:
    Pharmaceutical Intermediates
    Purity:
    99%
    Brand Name:
    QDXIGEMA
    Model Number:
    top
    Application:
    Pharmaceutical Intermediates
    Appearance:
    Orange Powder
    Product name:
    5-Methyl-2-pyrazinecarboxylic acid
    Molecular weight:
    138.12
    Melting point:
    167-171 °C(lit.)
    Color:
    orange
    Shelf life:
    2 years
    Form:
    powder
    Boiling point:
    253.51°C (rough estimate)
    Density:
    1.3471 (rough estimate)
    refractive index:
    1.5100 (estimate)
    storage temp:
    -20°C Freezer

    Packaging&Delivery

    Packaging Details
    25KG/DRUM
    Port
    Qingdao port
  • Property

    CAS No.: 5521-55-1 Formula: C6H6N2O2 Molecular Weight: 138.12400

    Basic Info

    Chemical Name 5-Methylpyrazine-2-carboxylic acid
    Synonyms

    5-Methyl-2-pyrazinecarboxylic acid;

    CAS No. 5521-55-1
    Molecular Formula C6H6N2O2
    Molecular Weight 138.12400
    PSA 63.08000
    LogP 0.48320

    Properties

    Appearance & Physical State Pale Brown Powder
    Density 1.319 g/cm3
    Boiling Point 316.5ºC at 760 mmHg
    Melting Point 166-169ºC
    Flash Point 145.2ºC
    Storage Condition -20ºC Freezer

    Safety Info

    Safety Statements S26-S39
    HS Code 2933599090
    WGK Germany 1
    Risk Statements R41
    Hazard Codes Xi
    Hazard Declaration H318
    Signal Word Danger
    Symbol GHS05
    Caution Statement P280; P305 + P351 + P338

    Synthesis Route

    2-(chloromethyl)-5-methylpyrazine,hydrochloride5-Methylpyrazine-2-carboxylic acid
    (5-methylpyrazin-2-yl)methanol5-Methylpyrazine-2-carboxylic acid
    2-Acetoxymethyl-5-methylpyrazine5-Methylpyrazine-2-carboxylic acid

    Precursor

    5-methylpyrazine-2,3-dicarboxylic acid
    2,5-Dimethyl pyrazine
    2-(chloromethyl)-5-methylpyrazine,hydrochloride
    (5-methylpyrazin-2-yl)methanol

    Downstream Product

    5-Methylpyrazine-2-carbaldehyde
    5-methyl-4-oxidopyrazin-4-ium-2-carboxylic acid
    5-Methyl-Pyrazine-2-Carboxamide
    Ethyl 5-methylpyrazine-2-carboxylate

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