Homologation of α,β-Ethylenic Ketones in Substituted β,γ-Ethylenic Ketones Using Phosphoniosilylation
✍ Scribed by Cristau, Henri-Jean; Torreilles, Eliane; Barois-gacherieu, Catherine
- Book ID
- 126536514
- Publisher
- Taylor and Francis Group
- Year
- 1988
- Tongue
- English
- Weight
- 146 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0039-7911
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📜 SIMILAR VOLUMES
a,@-Epoxy ketones 2\_, upon treatment with two equivalents of trialkylstannylmethyllithium 1, afforded cyclopropanols 2 as a single product in acyclic system, and a mixture of cyclopropanols 2 and methylene 1,2-diols 2 in cyclic system. Under acidic conditions, the cyclopropanols gave p,y-unsaturate
Press Ltd. printed in Great Britain, SPECIFIC DEXITFXUTION PTOAl&TO mOUP t RFXIUCTION OF a k -cKCTONEY WITliLITHIOMANDDEDTEZA~DPROPYIAH~ Marcel FH'IZON andJacques GORE LaboratoFre de St&dochimie -Facult6 des Soienoea d'Orsay -(S et O)BRAN(X (Received 3 December 1965) Whereas the introduction of a de
As a continuation of our interest in the chemistry of phosphorus(V) enamines, 2 we wish to report the usefulness of enamine phosphonates 2 in the preparation of a,@-ethylenic ketones 2. Reported information on the preparation of compounds like 2 is rather limited.3\*4'5 We have found that ;? can be