Sulphurisation reactions of P5C5tBu5 and P5C5tBu5H2: crystal and molecular structure of the ethanol adduct of P5C5tBu5H2S3
✍ Scribed by Rainer Bartsch; Peter B. Hitchcock; John F. Nixon
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 166 KB
- Volume
- 433
- Category
- Article
- ISSN
- 0022-328X
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von 1 bilden P1±P2±C1 einen Winkel von 90°. Die Teilstruktur Co, P1, P2, C1 von 1 entspricht einem ¹Butterflyª. Die Umsetzung von 2 mit einem Gemisch von t Bu 2 P±P=P(Me) t Bu 2 3 und t Bu±C≡P 5 fu È hrt zu den Verbindungen [Co(g 5 -Me 5 C 5 ){g 4 -( t BuCP) 2 }] 6 und 1, wobei sich 6 spontan bildet
40°C. Slow warm-up to room temperature, column chromatographic work-up (silica gel flash chromatography, elution with a 10 : 1 : 1 mixture of dichloromethane, petroleum ether (30-50°C) and diethyl ether), and Kugelrohr distillation (bath temperature 45 "C at 0.1 torr) afforded the a-methylene-p-lact