Previous Article Next Article Table of Contents Journal of the American Chemical Society, Vol.125, No.30, 9028-9029, 2003 DOI10.1021/ja0355372 Export Citation Cyclization of carbonyl groups onto alkynes upon reaction with IPy2BF4 and their trapping with nucleophiles: A versatile trigger for assembling oxygen heterocycles Barluenga J, Vazquez-Villa H, Ballesteros A, Gonzalez JM Please enable JavaScript to view the comments powered by Disqus.