Phase-transfer-catalyzed cyclization reaction of nucleophilic addition to electron-deficient 1,3-conjugated enynes for the synthesis of functionalized 4H-pyrans

Jie Hu, Lei Liu, Shangdong Yang, Yong-Min Liang
2011 Organic and biomolecular chemistry  
doi:10.1039/c0ob01255f pmid:21412526 fatcat:baydrdzi7vesrjibfgo5eju3om