Characteristic Reactions of 4-Siloxy-2,5-dihydrooxepines: Desilylation, [2 + 2] and [4 + 2] Cycloadditions
✍ Scribed by Hofmann, Bernhard ;Reißig, Hans-Ulrich
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1994
- Tongue
- English
- Weight
- 288 KB
- Volume
- 127
- Category
- Article
- ISSN
- 0009-2940
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## Abstract The terminal allene C~__α__~C~__β__~ bonds of 4vinylidene‐2‐oxazolidinone (2) readily undergo [2+2] cycloaddition with a wide variety of terminal alkynes, alkenes, and 1,3‐dienes irrespective of their electronic nature under strictly thermal activation conditions (70–100 °C) and provid