Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Trimethylgallium catalyzes the reaction of 1-lithio-1-alkynes with epoxides affording 3-alkyn-1-ols in good to excellent yields. ... Improving the reactivities of organometallics using BF 3 etherate was first described: J. Synth. Org. Chem., 37 (1979), p. 641 (a review).