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Cp*Co(III)-catalyzed annulations of 2-alkenylphenols with CO for the synthesis of coumarin derivatives have been developed. The… Expand The ethanol crude extracts (ECE) and their subfractions from Zanthoxylum bungeanum leaves were prepared and their phytochemical… Expand Bioassay‐guided fractionation of the active AcOEt‐soluble layer led to the isolation of two new pyranocoumarins, 3… Expand Bioassay-guided investigation of the anti-inflammatory principles from the stem and root barks of Citrus medica L. var… Expand Coumarins comprise a group of natural phenolic compounds found in a variety of plant sources. In view of the established low… Expand Aqueous leachates and a CHCl3-MeOH (1:1) extract of roots of Stauranthus perforatus showed a significant phytotoxic effect on… Expand Two plumbagic acid glucosides, 3'-O-beta-glucopyranosyl plumbagic acid and 3'-O-beta-glucopyranosyl plumbagic acid methylester… Expand 33 coumarins, mainly the simple isopentenylated coumarins and derived pyrano- and furanocoumarins, were examined for their… Expand The synthesis of known (3-6) and new (7-10 and 14-22) coumarins in the seselin and xanthyletin series is described. The cytotoxic… Expand Xanthyletin, xanthoxyletin, suberosin (all from Citrus grandis), aurapten (from Severinia huxifolia) and poncitrin (from Poncirus… Expand