3-Geranyloxy-6-methyl-1,8-dihydroxyanthraquinone and vismiones C, D and E from Psorospermum febrifugum
作者:B. Botta、F. Delle Monache、G. Delle Monache、G.B. MariniBettolo、J.U. Oguakwa
DOI:10.1016/0031-9422(83)83041-6
日期:1983.1
Abstract Three new vismiones and 3-geranyloxy-6-methyl-1,8-dihydroxyanthraquinone were isolated from the berries of Psorospermumfebrifugum together with the known chrysophanic acid, 2-isoprenylemodin and ferruginin B. Their structures were established through chemical and spectral means. The occurrence of prenylated anthracenes only in Vismieae suggests their use as systematic markers for the tribe