[Studies on the alkaloids of menispermaceous plants. CCXII. Alkaloids of Stephania japonica miers. (suppl. 10). Syntheses of phenanthrene derivatives related to degradative product of metaphanine. Syntheses of 1,5-diethoxy-2,6-di-methoxyphenanthrene, 1,6-dimethoxy-2,5-di-ethoxyphenanthrene, and 1,2-diethoxy-5,6-dimethoxyphenanthrene].
D000470:Alkaloids; D002626:Chemistry, Pharmaceutical; D010616:Phenanthrenes
D000470:Alkaloids; D010616:Phenanthrenes