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Elaboration of zirconacyclopentanes by sequential insertion of lithium chloroallylide and ketones or aldehydes

✍ Scribed by Tim Luker; Richard J. Whitby

Publisher: Elsevier Science
Year: 1994
Tongue: French
Weight: 350 KB
Volume: 35
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)75817-5

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✦ Synopsis

Insestion of liium cbt lJmpqmgylide lx liIhiool chloroaBylide lot0 bicychuircooacyclopeotanes gives l-~irw0acyclooct-3-ynes or -3-enes respectively. lBe former give atkne.s cm pmumotysis. The tatter react further wifhketooescrald&ydest0atkrd1 -zinrma2-oxa-5-whichgi~(E~homoauyic~lsorl aqueous work-up. With a&by&s moderate 1,-l is obseaed.

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