Haliclonacyclamines A and B, cytotoxic alkaloids from the tropical marine sponge Haliclona sp.

被引:77
作者
Charan, RD
Garson, MJ
Brereton, IM
Willis, AC
Hooper, JNA
机构
[1] UNIV QUEENSLAND,DEPT CHEM,BRISBANE,QLD 4072,AUSTRALIA
[2] UNIV QUEENSLAND,CTR MAGNET RESONNACE,BRISBANE,QLD 4072,AUSTRALIA
[3] AUSTRALIAN NATL UNIV,RES SCH CHEM,CANBERRA,ACT 0200,AUSTRALIA
[4] QUEENSLAND MUSEUM,BRISBANE,QLD 4141,AUSTRALIA
关键词
D O I
10.1016/0040-4020(96)00436-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The structures of haliclonacyclamines A (1) and B (2), and their methiodide salts (3) and (4), were investigated by 1D- and 2D-NMR experiments, notably DQFCOSY, HMBC, HMQC-HOHAHA, and HOHAHA. The relative stereochemistry and position of alkene substituents were determined by single crystal x-ray study at low temperature. The parent haliclonacyclamines show pronounced cytotoxic, antibacterial and antifungal activity. Copyright (C) 1996 Elsevier Science Ltd
引用
收藏
页码:9111 / 9120
页数:10
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