Cyclotriterpenes from the heartwood of Pterospermum heyneanum
作者:A.S.R. Anjaneyulu、S.Nooka Raju
DOI:10.1016/s0031-9422(00)83594-3
日期:1987.1
Abstract The new triterpenes, 30-norcyclopterospermone, cyclopterospermol and 30-norcyclopterospermol isolated from the heartwood of Pterospermum heyneanum and their structures were established as 30-nor-22-methylene-9,19-cyclolanostan-3-one, 22-methylene-9,19-cyclolanostan-3β-ol and 30-nor-22-methylene-9,19-cyclolanostan-3β-ol, respectively. In addition n-octacosanol, 3-hydroxy-5-methoxy-2-methylbenzoquinone