Chemical constituents of Bulbophyllum wendlandianum (Kraenzl.) Dammer and their chemotaxonomic significance

Phytochemical investigation of Bulbophyllum wendlandianum (Kraenzl.) Dammer led to the isolation of twenty-three compounds 1–23 (flavanthrinin 1 , coelonin 2 , lusianthridin 3 , densiflorol B 4 , plicatol B 5 , batatasin-lll 6 , gigantol 7 , 5-hydroxy-3,3′-dimethoxy-2-( p -hydroxybenzyl) bibenzyl 8 , 2,2-dimethyl-5-hydroxy-6-carboxy-7-(2-phenylethyl) 9 , tristin 10 , p -hydroxybenzyl ethyl ether 11 , p -hydroxybenzaldehyde 12 , hydroquinone 13 ,...