Tetrahedron Letters p. 605 - 608 (1983)
Update date:2022-08-11
Topics:
Baird, Mark S.
Nethercott, William
1,1,2-Trihalocyclopropanes (halogen=chlorine or bromine) undergo 1,2-dehalogenation on reaction with methyl lithium, and in a number of cases the product is a 1-halocyclopropene.In the reactions of (20, X=Br, Cl) and (25) a rearrangement occurs even at low temperatures and propargylic halides are isolated, while (16) is converted to 2-chlorocyclohex-2-enylidene which may be trapped by furan.
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