Anti-inflammatory constituents of topically applied crude drugs. III. Constituents and anti-inflammatory effect of paraguayan crude drug "tamanda cuna" (Catasetum barbatum Lindle).
Confusarin and confusaridin two phenanthrene derivatives of the orchid Eria Confusa
作者:P.L. Majumder、Amita Kar
DOI:10.1016/s0031-9422(00)82363-8
日期:1987.1
Abstract From the orchid Eria confusa were isolated two new polyoxygenated phenanthrenederivatives, confusarin and confusaridin, which were shown to be 2,7-dihydroxy-3,4,8-trimethoxyphenanthrene and 2,6-dihydroxy-3,4,7,8-tetramethoxyphenanthrene, respectively.