Saha, Jaideep Discovery of a phosphine-mediated cycloisomerization of alkynyl hemiketals: access to spiroketals and dihydropyrazoles via tandem reactions. [electronic resource] - The Journal of organic chemistry Apr 2012 - 3846-58 p. digital Publication Type: Journal Article ISSN: 1520-6904 Standard No.: 10.1021/jo3001854 doi