Asymmetric synthesis of an isoxazolidine nucleoside analog of thymine polyoxin C

被引:24
作者
Merino, P [1 ]
Franco, S [1 ]
Merchan, FL [1 ]
Tejero, T [1 ]
机构
[1] Univ Zaragoza, Dept Quim Organ, Fac Ciencias, ICMA,CSIC, Zaragoza, Aragon, Spain
关键词
nitrones; nucleosides; amino acids and derivatives; isoxazolidines;
D O I
10.1016/S0040-4039(98)01323-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first synthesis of an isoxazolidine amino acid nucleoside analog is reported. The key step of the synthesis is the stereoselective nucleophilic addition of a silyl ketene acetal to the N-benzyl nitrone derived from N,O-isopropylidene-L-serinal. The overall yield from the starting nitrone was 16.4% (10 steps). (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:6411 / 6414
页数:4
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