Formation and structure of protonated tetrasilatetrahedrane-monooxide, (tertBu3Si)4Si4OH+

Chemistry Letters

Volumn , Issue 7, 1999, Pages 553-554

  Ichinohe, Masaaki ^a   Takahashi, Nobuyuki ^a   Sekiguchi, Akira ^a  

^a UNIVERSITY OF TSUKUBA   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0033245443     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1999.553     Document Type: Article

References (23)

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14. Tetrakis(tri-tert-butylsilyl)tetrasilatetrahedrane (1) was prepared by the reaction of 1,1,1-tri-fert-butyl-2,2,2-trichlorodisilane with 3 equimolar amounts of lithium naphthalene in THF/DME at 40 °C in 54% yield.
15. 3).
16. + was replaced by I, but no crystal structure. See ref 4.
17. -3, temperature 120 K. The structure was solved by direct method using SIR92. Full matrix least-squares refinement yielded the final R value of 0.059 for 12355 independent reflections [θ < 26.88°, I > 3.00σ(I)] measured on a MacScience Image Plate DIP2030 diffractometer using MoKα radiation (λ = 0.71073 Å).
18. All experiments were carried out by using vacuum line and glove box; reaction vessels were dried by flame under vacuum, and solvents were also dried over appropriate drying agent in vacuo prior to use.
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23. +(H)-Si). 5: -114.5 (Si-Si), -23.4 (Si-O-Si).