TRANSFORMATION OF cis-ENYNE-SUBSTITUTED OXIRANES TO 2-VINYLFURANS SEVEN-MEMBERED CYCLOALLENES AS INTERMEDIATES ?

DOI: 10.1016/S0040-4039(01)81203-X

Source and publish data:

Tetrahedron Letters p. 2455 - 2458 (1984)

Update date:2022-08-03

Topics:

Authors:

Roser, Joachim

Eberbach, Wolfgang

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Article abstract of DOI:10.1016/S0040-4039(01)81203-X

Upon thermal activation the 1,2-epoxy-(Z)-3-hexen-5-ynes 5a-c are transformed predominantly into the 2-vinylfurans 9a-c/10a-c.A reaction mechanism is proposed which involves the transformation of 7-membered cycloallenes (structure 3) as central intermediates.

Full text of DOI:10.1016/S0040-4039(01)81203-X

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