1982 Volume 30 Issue 8 Pages 3042-3045
From pigment-producing callus tissues induced from seedlings of Morus alba L., kuwanon J (1), a new Diels-Alder adduct of two prenylchalcone derivatives has been isolated along with chalcomoracin (2), β-sitosterol and stigmast-5-en-3β-ol-7-one.