PREPARATION OF 1, 4-BIS (2, 4, 5-TRIMETHOXYPHENYL) BUTANE
E Al-Farhan, R Amofah, PM Keehn…
文献索引:Al-Farhan, Emile; Amofah, Rosemary; Keehn, Philip M.; Stevenson, Robert Organic Preparations and Procedures International, 1992 , vol. 24, # 1 p. 78 - 80
The aryltetralin pachypostaudin-A (1) has recently been isolated from extracts of the small tree P achypodanthium staudtii Engl. & Diels, used for treatment of bronchitis, gastro- intestinal ailments, edemas and cancer.'Although the biogenesis of this product has not been established, the constitution presents the interesting features of having a bisnor-lignan structure and a 2, 4, 5-trimethoxyphenyl substitution pattern, rare in this class of natural ...