摘要 从褐藻 Cystoseira crinita 中分离出三种无环二萜,其特征为 (2 E ,10 E )-1,6-dihydroxy-7-methylene-13-keto-3,11,15-trimethylhexadeca-2,10, 14-triene, (2 E ,5 E ,10 E )-1,7-dihydroxy-13-keto-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetracne and (2 E , 1O E)-1-羟基-6,13-diketo-7-methylene-3,11,15-trimethylhexadeca-2,10,14-triene。
摘要 从褐藻 Cystoseira crinita 中分离出三种无环二萜,其特征为 (2 E ,10 E )-1,6-dihydroxy-7-methylene-13-keto-3,11,15-trimethylhexadeca-2,10, 14-triene, (2 E ,5 E ,10 E )-1,7-dihydroxy-13-keto-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetracne and (2 E , 1O E)-1-羟基-6,13-diketo-7-methylene-3,11,15-trimethylhexadeca-2,10,14-triene。