Alfa Aesar™ 3,5-Dimethyl-1H-pyrazole, 99%

Manufacturer: Alfa Aesar™ A10157-18

Quantity 50g

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Catalog No. AAA1015718

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    Chemical Identifiers

    CAS 67-51-6
    Molecular Formula C5H8N2
    Formula Weight 96.13g/mol
    MDL Number MFCD00005243
    Beilstein 106325
    Chemical Name or Material 3,5-Dimethyl-1H-pyrazole

    Specifications

    Melting Point 105° to 108°C
    Boiling Point 218°C
    pH 6.7
    Quantity 50g
    CAS 67-51-6
    Molecular Formula C5H8N2
    Formula Weight 96.13g/mol
    MDL Number MFCD00005243
    Beilstein 106325
    Health Hazard 1 Warning
    Health Hazard 2 GHS H Statement
    H302-H315-H319-H335
    Harmful if swallowed.
    Causes skin irritation.
    Causes serious eye irritation.
    May cause respiratory irritation.
    Health Hazard 3 GHS P Statement
    P261-P280-P305+P351+P338-P304+P340-P405-P501a
    Avoid breathing dust/fume/gas/mist/vapors/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
    Continue rinsing.
    IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
    Store locked up.
    Dispose of contents/container in accordance with local/regional/national/international regulations.
    RTECS Number UQ6477600
    TSCA TSCA
    Chemical Name or Material 3,5-Dimethyl-1H-pyrazole
    Assay 99%

    Description

    Applications
    3,5-Dimethyl-1H-pyrazole is combined with Chromium(VI)­ oxide, is a valuable reagent for oxidation of primary and secondary alcohols to carbonyl compounds. It reacts with malonic esters gives a family of cross-conjugated monomeric betaines. It is a common reagent for the preparation of pyrazolato ligated complexes. It is also used to prepare N-1-substituted derivatives having antibacterial activity.

    Solubility
    Soluble in water, methanol 0.1 g/mL.

    Notes
    Store away from oxidizing agents. Store in a cool, dry condition in well sealed containers.

    GHS H Statement
    H302-H315-H319-H335
    Harmful if swallowed.
    Causes skin irritation.
    Causes serious eye irritation.
    May cause respiratory irritation.

    GHS P Statement
    P261-P280-P305+P351+P338-P304+P340-P405-P501a
    Avoid breathing dust/fume/gas/mist/vapors/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
    Continue rinsing.
    IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
    Store locked up.
    Dispose of contents/container in accordance with local/regional/national/international regulations.

    Warning

    SDS & Safety Documents

  • Description & Specifications
  • Safety and Handling

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