A new abietane and two dimeric abietane diterpenes from the black heartwood of Cryptomeria japonica

被引:49
作者
Arihara, S [1 ]
Umeyama, A [1 ]
Bando, S [1 ]
Imoto, S [1 ]
Ono, M [1 ]
Tani, M [1 ]
Yoshikawa, K [1 ]
机构
[1] Tokushima Bunri Univ, Fac Pharmaceut Sci, Tokushima 7708514, Japan
关键词
Cryptomeria japonica; Taxodiaceae; black heartwood; abietane; sugikurojin;
D O I
10.1248/cpb.52.354
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
Three new diterpenes, sugikurojins A-C (1-3) were isolated from the black heartwood of Cryptomeria japonica. The structure of sugikurojin A was deduced to be 19-hydroxy-6,7-dehydroferruginol on the basis of extensive NMR experiments. Sugikurojin B was a dimer of 6,7-dihydroxyferruginol and 6,7-dehydroferruginol with a 6-O-11' linkage. Sugikurojin C was a dimeric ferruginol with 6-O-7' and 7-O-6' linkages. Also obtained in this investigation were the known compounds formosaninol (4), 15 sesquiterpenes (5-19), 16 diterpenes (2035), three phenylpropanoids (36-38), and a phenolic compound (39).
引用
收藏
页码:354 / 358
页数:5
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