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Report | Regular issue | Vol 23, No. 10, 1985, pp.2539-2542
Published online, 1st January, 1970
DOI: 10.3987/R-1985-10-2539
Chemistry of Coumarins — Synthesis of Some 3,4-Substituted Coumarins Using the HSAB Principle

Ibro Tabakovic,* Katmerka Tabakovic, Radoslav Grujic, Nenad Trinajstic, and Zlatko Meic

*Faculty of Technology, The Gjuro Pucar Stari University, 78000 banja Luka, Bosnia and Herzegovina, Serbia and Montenegro


Novel heterocyclic systems (2, 3, and 4) have been obtained by reactions of the corresponding bidentate nucleophiles, e.g. 2-mercaptoaniline, 3-mercapto-1,2,4-triazole and 2-mercaptobenzimidazole respectively, with 4-chloro-3-nitrocoumarin (1).