Alfa Aesar™ (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid, 99%

Manufacturer: Alfa Aesar™ B22968-ME

Quantity 500mg

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Catalog No. AAB22968ME

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    Chemical Identifiers

    CAS 20445-31-2
    Molecular Formula C10H9F3O3
    Formula Weight 234.18g/mol
    MDL Number MFCD00004184
    Beilstein 2215440
    Merck Index 14,6280
    Synonym (+)-Mosher's acid; (+)-MTPA
    Chemical Name or Material (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid

    Specifications

    Melting Point 43° to 45°C
    Boiling Point 105° to 107°C (1mmHg)
    Quantity 500mg
    Flash Point >110°C (230°F)
    Optical Rotation +72° (c=2 in Methanol)
    CAS 20445-31-2
    Molecular Formula C10H9F3O3
    Formula Weight 234.18g/mol
    MDL Number MFCD00004184
    Beilstein 2215440
    Merck Index 14,6280
    Synonym (+)-Mosher's acid; (+)-MTPA
    Health Hazard 1 Warning
    Health Hazard 2 GHS H Statement
    H315-H319-H335
    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.
    Recommended Storage 2° to 8°C
    Chemical Name or Material (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid
    Assay 99%

    Description

    Applications
    (R)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid is widely used reagent for determination of optical purities of alcohols and amines by 1H or 19F NMR.

    Solubility
    Soluble in methanol (50 mg/ 1 ml).

    Notes
    Hygroscopic. Store under inert gas. Store away from oxidizing agents, moisture.

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

    2° to 8°C

    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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