1. ChemInform Abstract: Synthesis of 5, 6‐Dihydropyran‐2‐one Derivatives under Coupled Ultrasonication and Phase Transfer Catalyzed in situ Generated Ketene with Chalcones. Issue 19 (May 2015) Authors: Gupta, Ragini; Jain, Anshu; Varshney, Bindu Journal: ChemInform Issue: Volume 46:Issue 19(2015) Page Start: no Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗