Naik, Mayuri; Patre, R.E.; Tilve, S.G.
(Asian Journal of Organic Chemistry. 14(4); 2025; ArticleID_e202400564.)
Coumestans are tetracyclic heterocycles having a coumarin ring and a benzofuran ring fused together, sharing a common C=C bond. A large number of oxygenated coumarins have been isolated from nature. In this review, we have ...