Spiro-sulfamidate and sulfate nucleosides via 2′ and 3′-C-branched-chain sugars and nucleosides

被引:8
|
作者
Lalot, Jerome [1 ]
Tite, Tony [1 ]
Wadouachi, Anne [1 ]
Postel, Denis [1 ]
Van Nhien, Albert Nguyen [1 ]
机构
[1] Univ Picardie Jules Verne, Lab Glucides, UMR6219, Fac Sci, F-80039 Amiens, France
关键词
3 '-C-Nucleoside; 1,3-Diol; Spiro-sulfate; Sulfamidate; Carbohydrate; Burgess reagent; ACID RELATED-COMPOUNDS; CYCLIC SULFATES; STEREOSELECTIVE-SYNTHESIS; BURGESS REAGENT; DERIVATIVES; NUCLEOTIDES; URACIL; 3'-KETONUCLEOSIDES; POLYMERASE; PROTECTION;
D O I
10.1016/j.tet.2011.06.030
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
C-branched-chain sugars and nucleosides were obtained by organocatalysis from ulose derivatives. After a reduction step, the corresponding 1,3-diol was derivatized into 3'-spiro-sulfamidates and unexpected sulfates by treatment with a Burgess reagent. Deprotection of the Boc-derivatives was carried out while preserving the cyclic sulfate. An example of ring opening of the cyclic sulfate derivative with sodium azide leading to the corresponding 3'-C-azidoalkyl branched-chain nucleosides is given. (C) 2011 Elsevier Ltd. All rights reserved.
引用
收藏
页码:6006 / 6017
页数:12
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