Biosynthesis of optically active Diels–Alder type adducts revealed by an aberrant metabolism of O-methylated precursors in Morus alba cell cultures
作者:Yoshio Hano、Taro Nomura、Shinichi Ueda
DOI:10.1039/c39900000610
日期:——
Addition of O-methylated chalcone, as precursors, to Morusalbacellcultures has resulted in the formation of opticallyactive O-methyl derivatives of chalcomoracin (1) and kuwanon J (2), corroborating the pivotal step of the biosynthesis of (1) and (2) to be the enzymic Diels–Alder reaction.