Salze wie l a -l c , die das Diorganolithat-Ion [LiR,]-mit R = C(SiMe,), enthalten (Schema I ) , wurden 1983-1986 iso-Iiertl'], und das erste Dialkylnatrat, 2, wurde kiirzlich beschrie-M[Li(C(SiMe,),},] 1 a. M = [Li(thf),] 1 b, M = [Li(tmen),] 1 c, M = [(pmdeta)Li(p-CI)Li(pmdeta)] [Na(tmen),(oEt,)l[
Two Diorganopotassates: Crystal Structure of [K(C6H6)][K{C(SiMe3)2(SiMe2Ph)}2]
β Scribed by Prof. Colin Eaborn; Dr. Peter B. Hitchcock; Dr. Keith Izod; Dr. J. David Smith
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 292 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
β¦ Synopsis
3a-BF4 To a wlution of I-BF, (0.46g. 1 mmol) in dichloromethane (5 mL) at ~ 50 c' wiis added palladium tetrakis(tripheny1phosphane) (0.86 g. 0 75 mmolj. After \tirriiig for 1X h a t 40 C. the solvent was removed in vacuo. and the reziduc w a \ washed several times with toluene andether to give 3a-BF, as i i y c l l o ~. powder (25% yield); m.p. 175-176Β°C; "P NMR (CDCI,).
π SIMILAR VOLUMES
## Abstract Both amidoβ(cyclopentadienyl)boranes and bis(cyclopentadienyl)boranes of the types R~2~NB(C~__x__~H~__y__~) (NRβ²) and R~2~NB(C~__x__~H~__y__~)~2~ (R = alkyl, trimethylsilyl; Rβ² = Ph; C~__x__~H~__y__~ = C~5~H~5~ (cyclopentadienyl), C~9~H~7~ (indenyl), C~13~H~9~ (fluorenyl)) were recently