Synthesis of Thiosugar-Annulated Dihydropyrimidines
The group of Lal Dhar Yadav from the University of Allahabad, India, has reported on a Biginelli-type reaction of unprotected aldoses, 2-methyl-2-phenyl-1,3-oxathiolan-5-one 1 as CH-acidic building block and urea/thiourea under…