SYNTHETIC COMMUNICATIONS, 17(12), 1507-1512 (1987) A NEW AND CONVENIWI' SYNTHESIS OF 3-HYDROXYCHROMONU * Ch. Prasad Rao and G. srimannarayana Department of Chemistry, Osmania University, Hyderabad-7 ABSTRACT : is described. An imprwed synthssis of 3-hydraxychromones ---- ... 1507 Copyright @ 1987 by Marcel Dekker, Inc. Page 2. 1508 RAO AND SRIMANNARAYANA solid was chromatographed over a column of silica gel ...