Total synthesis of exochelin MN and analogues

被引:43
作者
Dong, L [1 ]
Miller, MJ [1 ]
机构
[1] Univ Notre Dame, Dept Chem & Biochem, Notre Dame, IN 46556 USA
关键词
D O I
10.1021/jo0256078
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first total synthesis of exochelin MN is described along with rationally designed analogues. The required L-threo-beta-hydroxyamino acid components were constructed using either Sharpless asymmetric aminohydroxylation reactions or an aldol reaction of imidazolidinone 19. A new concise procedure for the preparation of the constituent six-membered cyclic hydroxamate was developed. In addition, a plausible mechanism for exochelin MN-mediated iron(III) transport was proposed. Biological studies of these compounds will be used to evaluate this hypothesis.
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页码:4759 / 4770
页数:12
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