This document does not have an outline. ... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. ... Author links open the overlay panel. Numbers correspond to the affiliation list which can be exposed by using the show more link. ... Alkynyl boranes, generated in situ from lithium acetylides and boron trifluoride etherate, were found to react with oxiranes under mild reaction conditions to afford β-hydroxyacetylenes in high ...