DITERPENOIDS OF ROYLEA-CALYCINA (ROXB) BRIQ

被引:23
作者
PRAKASH, O
BHAKUNI, DS
KAPIL, RS
RAO, GSRS
机构
[1] CENT DRUG RES INST,CHATTAR MANZIL PALACE,POB 173,LUCKNOW 226001,UTTAR PRADESH,INDIA
[2] INDIAN INST SCI,DEPT ORGAN CHEM,BANGALORE 560012,INDIA
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1979年 / 05期
关键词
D O I
10.1039/p19790001305
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The structures of three new diterpenes, calyone, calyenone, and precalyone, isolated from the aerial portion of Roylea calycina have been shown to be 3-acetoxy-15,16-epoxy-9-hydroxylabda-13(16),14-dien-7-one (2), 3-acetoxy-15,16-epoxylabda-8,13(16),14-trien-7-one (5), and 3-acetoxy-9,13;15, 16-diepoxylabda-14-en-7-one (7), respectively, by chemical and spectroscopic studies. Precalyone showed antitumor activity against P-388 lymphocytic leukaemia.
引用
收藏
页码:1305 / 1308
页数:4
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