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Front Cover. Magnolia delavayi Franch. is mainly distributed in Southwestern China, and has been used as traditional folk medicine to treat indigestion, chronic gastritis, cough, and bronchitis. The 95 % ethanolic extract of the leaves of M. delavayi were phytochemical studied, which resulted in the isolation of three new guaiane sesquiterpenes and five new eudesman sesquiterpenes, as well as five...
Thirteen sesquiterpenes including eight new ones, magnodelavins A−H (1–8), were obtained from the 95 % ethanolic extract of the leaves of Magnolia delavayi Franch. The structures of the new compounds were determined by exhaustive 1H‐, 13C‐, 2D‐NMR, UV, IR, and HR‐ESI‐MS data, as well as X‐ray crystallographic analysis. Compounds 9 and 10 showed potent cytotoxic activities against HL‐60, A‐549, SMMC‐7721,...
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