POTASSIUM HEXAMETHYLDISILAZIDE, 11% in toluene, 0.5M

Product Code: SIP6890.0
CAS No: 40949-94-8
SDS Sheets: EU | US
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Price
 
400 g
$237.00
2 kg
$743.00
15 kg
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Prices listed are EXW price (Morrisville, PA US) in USD. Prices vary depending on currency and Incoterms.

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

  • Synonyms

    POTASSIUM BIS(TRIMETHYLSILYL)AMIDE
  • HMIS

    3-4-1-X
  • Molecular Formula

    C6H18KNSi2
  • Molecular Weight (g/mol)

    199.49
  • TSCA

    Yes (S)
    Significant New Use Restriction
  • Boiling Point (˚C/mmHg)

    NA
  • Density (g/mL)

    0.877
  • Flash Point (˚C)

    4 °C
  • Melting Point (˚C)

    194-5°

Additional Properties

  • Hydrolytic Sensitivity

    8: reacts rapidly with moisture, water, protic solvents

    • Application

    Review of synthetic utility.1
    Sterically hindered base.2
    Anionic initiator for preparation of polyalkylene oxides.3

    Fieser

    F&F: Vol. 4, p 407; Vol. 10, p 38, p 326; Vol. 13, p 257; Vol. 16, p 282.

    Reference

    1. Handbook of Reagents for Organic Synthesis, Reagents for Silicon-Mediated Organic Synthesis, Fuchs, P. L. Ed., John Wiley and Sons, Ltd., 2011, p. 432-453.
    2. Es-Sayed, M. et al. Synlett 1992, 12, 962.
    3. Yokoyama, M. Bioconjugate Chem. 1992, 3, 275.

    Safety

  • Packaging Under

    Nitrogen