STEREOSELECTIVE CYCLIC CARBOLITHIATION OF ALKYNE DERIVATIVES. A STEREOSELECTIVE SYNTHESIS OF EXOCYCLIC ALKENES

DOI: 10.1016/0040-4039(90)87016-S

Source and publish data:

Tetrahedron Letters p. 493 - 496 (1990)

Update date:2022-08-04

Topics:

Authors:

Wu, Guangzhong

Cederbaum, Fredrick E.

Negishi, Ei-ichi

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Article abstract of DOI:10.1016/0040-4039(90)87016-S

(Trimethylsilyl)alkyne derivatives that are lithiated in the δ position via non-radical routes can cyclize in a stereoselective manner (>96-98percent) to give exocyclic alkenes containing five-membered carbocycles in high yields.

Full text of DOI:10.1016/0040-4039(90)87016-S

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