Carbohydrate mimic of 2-deoxystreptamine for the preparation of conformationally constrained aminoglycosides

被引:9
|
作者
Busscher, Guuske F. [1 ]
van den Broek, Sebastiaan A. M. W. [1 ]
Rutjes, Floris P. J. T. [1 ]
van Delft, Floris L. [1 ]
机构
[1] Radboud Univ Nijmegen, Inst Mol & Mat, NL-6525 ED Nijmegen, Netherlands
关键词
S RIBOSOMAL-RNA; A-SITE; CRYSTAL-STRUCTURE; ANTIBIOTICS; OLIGONUCLEOTIDE; RESISTANCE; NEOMYCIN; BINDING; SPECIFICITY; TOBRAMYCIN;
D O I
10.1016/j.tet.2007.02.006
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of a carbohydrate mimic of 2-deoxystreptamine (2-DOS) is described starting from D-ribose. Crucial steps of the synthesis involve a stereoselective nitroaldol condensation and deoxygenation via elimination-in situ reduction. Moreover, glycosylation of the carbohydrate 2-DOS derivative with a phenyl thioglycoside donor in the presence of TTBP and AgOTf followed by ring-closing metathesis yielded a conformationally restricted aminoglycoside analogue. (c) 2007 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3183 / 3188
页数:6
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