BIOSYNTHETIC-STUDIES ON POLYPROPIONATES - A STEREOCHEMICAL MODEL FOR SIPHONARIN-A AND SIPHONARIN-B FROM THE PULMONATE LIMPET SIPHONARIA ZELANDICA

被引:33
作者
GARSON, MJ
JONES, DD
SMALL, CJ
LIANG, J
CLARDY, J
机构
[1] UNIV WOLLONGONG,DEPT CHEM,WOLLONGONG,NSW 2500,AUSTRALIA
[2] CORNELL UNIV,BAKER LAB,DEPT CHEM,NEW YORK,NY 14853
关键词
D O I
10.1016/0040-4039(94)85042-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The pattern of incorporation of sodium [1-C-14]propionate and sodium [2,3-C-14(2)]succinate into siphonarins A (1) and B (2), metabolites of the pulmonate limpet S. zelandica, is determined by chemical degradation. The absolute configuration of (1) is revised by an x-ray study on the p-bromophenylboronate derivative, and together with the chain building pattern, defines a biosynthetic model for these siphonariid polypropionates.
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页码:6921 / 6924
页数:4
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