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121-43-7
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Product data and descriptions listed are typical values, not intended to be used as specification.

  • Einecs Number

    204-468-9
  • Synonyms

    TRIMETHYL BORATE
  • HMIS

    2-4-1-X
  • Molecular Formula

    C3H9BO3
  • Molecular Weight (g/mol)

    103.91
  • TSCA

    Yes
  • Boiling Point (˚C/mmHg)

    68-69
  • Density (g/mL)

    0.915
  • Flash Point (˚C)

    -1 °C
  • Melting Point (˚C)

    -29°
  • Refractive Index @ 20˚C

    1.3568
  • Viscosity at 25 ˚C (cSt)

    '0.4

Additional Properties

  • Hydrolytic Sensitivity

    7: reacts slowly with moisture/water
  • Application

    Forms doped glasses for laser oscillators and optical memory devices.1
    Forms borophosphosilicate glasses by CVD.2
    Reagent for derivatizing carbohydrates for GC analysis.3
    Precursor to boronic acids used in Suzuki-Miyaura cross-coupling.4,5,6

    Reference

    1. Jpn. Kokai Tokkyo Koho JP 04,193,722, 1992; Chem. Abstr. 117, 218481p.
    2. Rojas, S. et al. J. Vac. Sci. Technol., B 1992, 10, 633.
    3. Reinhold, V. et al. Carbohyd. Res. 1974, 37, 203.
    4. Boronic Acids, Hall, D. G. Ed. Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany ISBN 3-527-3099
    5. Leermann, T.; Leroux, F. R.; Colobert, F. Org. Lett. 2011, 13, 4479.
    6. Wang, X.-J. et al. Org. Lett. 2006, 8, 305.

    Safety

  • Hazard Info

    oral rat, LD50: 7,910 mg/kg
  • Packaging Under

    Nitrogen