Geminal di(hypersilyl) Compounds — the Synthesis and Structure of Bis[tris(trimethylsilyl)silyl]methanol
✍ Scribed by Gross, Thoralf (author);Kempe, Rhett (author);Oehme, Hartmut (author)
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1997
- Tongue
- English
- Weight
- 627 KB
- Volume
- 130
- Category
- Article
- ISSN
- 0009-2940
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📜 SIMILAR VOLUMES
Methane, methoxybis[tris(trimethylsilyl)silyl-/ Tris(trimethylsily1)silyllithium / Dichloromethyl methyl ether / ## Poly silanes Methoxy-bis[tris(trimethylsilyl)silyl]methane (4), the first compound bearing two hypersilyl groups at a carbon atom, was synthesized by the reaction of tris(trimethyls
trimethylsilyl)silanes / (Chloromethylene)ammonium chlorides Tris(trimethylsilyl)silyllithium (1) reacts with dialkyl-5c: 1.99 and 1.97 A ˚) and an extreme widening of the SiϪCϪSi angles at the central sp 3 -carbon atoms (5a: 132.6°; (chloromethylene)ammonium chlorides (molar ratio 2:1) to give the
Tris(trimethylsilyl)silyllithium (3) reacted with aldehydes and ketones (molar ratio 2 : 1) according to a modified Peterson mechanism under formation of transient silenes, which were immediately trapped by excess 3 to give the organolithium derivatives (Me 3 Si) 3 SiSi(SiMe 3 ) 2 C(Li) Ŕ1 R 2 (7).