2816-43-5

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TRIPHENYLGERMANE

Product Code: GET8660

Cas No: 2816-43-5

R&D quantities:

2.5 g
$127.00
10 g
$412.00

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Germanium-Base Reducing Agent
Triphenylgermane; Triphenylgermanium hydride; Triphenylgermanium
  • Readily adds to terminal acetylenes and olefins.126 Used in the reductive alkylation of acrylonitrile and enones

    • Boiling Point: 128-9° / 0.03

    EINECS Number: 220-569-0

    Melting Point: 41-3°

    Molecular Weight: 304.91

    Alternative Name: TRIPHENYLGERMANIUM HYDRIDE

    HMIS Key: 2-1-1-X

    Hydrolytic Sensitivity: 4: no reaction with water under neutral conditions

    Formula: C18H16Ge

    Refractive Index: 1.6187

    Application: Adds to epoxides in presence of Et3B.1
    Catalyst with Co2(CO)8 for preparation of glycol monoalkyl ethers from synthesis gas, HCHO and alkanols.2
    Forms carbonyl radical acceptor synthons yielding cyclopentanones3, oximes.4
    Regioselective addition to alkynes gives (E) vinylgermanes.5
    Undergoes H2PtCl6 catalyzed hydrogermylation reactions.6

    Reference: 1. Ichinose, Y. et al. Chem. Lett. 1988, 8, 1437.
    2. Knifton, J. J. Mol. Catal. 1985, 30, 281.
    3. Curran, D. et al. J. Am. Chem. Soc. 1997, 119, 4797.
    4. Iserloh, U. J. Org. Chem. 1998, 63, 4711.
    5. Esteruelas, M. A. et al. Organometallics 1999, 18, 2267.
    6. Schumann, H. et al. Organometallics 2007, 26, 397.

    Additional Properties: Dipole moment: 2.60 debye
    Disproportionates at elevated temperature