Syntheses of angular condensed ring systems combining a benzodiazepinic, or benzothiazepinic, and a coumarinic moiety
作者:R. Djudjić、M. Trkovnik
DOI:10.1007/bf00815168
日期:1991.1
The title compounds were prepared via intermediates resulting from reactions of 3-formyl-4-hydroxycoumarin (1) with omicron-phenylenediamine, omicron-aminophenol, and omicron-aminothiophenol, respectively. Intramolecular ring closures were effected between the free hydroxy and amino or thiol groups.