HYPERVALENT IODINE IN SYNTHESIS. 48. A ONE-POT CONVENIENT PROCEDURE FOR THE SYNTHESIS OF 2-MERCAPTOTHIAZOLES BY CYCLOCONDENSATION OF KETONES WITH [HYDROXY(TOSYLOXY)IODO]-BENZENE AND AMMONIUM DITHIOCARBAMATE
摘要:
alpha -Tosyloxylation of ketones with [hydroxy(tosyloxy)iodo]benzene (HTIB), followed by treatment with ammonium dithiocarbamate, provides a one-pot convenient procedure for the synthesis of 2-mercaptethiazoles with good yields.