... AN EFFICIENT COUPLING REACTION 0F ANIONIC PROPARGYL AND ORGANIC HALIDES John Hooz*, Jose G. Calzada, and Denis McMaster Department of Chemistry, University of Alberta, Edmonton, Alberta, Canada T6G 2G2 Summary: The organometallic produced by controlled lithiation of allene functions as an efficient propargylic anion equivalent in coupling reactions with alkyl and allyl halides. ... 9. 4. NR Pearson, G. Hahn, G. Zweifel. ...