A click chemistry approach to the synthesis of 3′-deoxy-2′-substituted carbanucleoside precursors

被引:2
|
作者
Ferreira da Costa, Joana [1 ]
Garcia, Marcos D. [1 ,2 ,3 ]
Garcia-Mera, Xerardo [1 ]
Perez-Castro, Isabel [1 ]
Caamano, Olga [1 ]
机构
[1] Univ Santiago de Compostela, Fac Farm, Dept Quim Organ, E-15782 Santiago De Compostela, Spain
[2] Univ A Coruna, Fac Ciencias, Dept Quim Fundamental, La Coruna, Spain
[3] Univ A Coruna, Fac Ciencias, CICA, La Coruna, Spain
关键词
Carbanucleosides; Click chemistry; Huisgen's 1,3-dipolar cycloaddition; Aziridines; Haloazides; CARBOCYCLIC NUCLEOSIDES; HIGHLY EFFICIENT; ENANTIOSELECTIVE SYNTHESIS; CYTOSTATIC ACTIVITIES; CYCLIZATION REACTIONS; GUANOSINE ANALOGS; CYCLOBUTANE RING; RIBAVIRIN; AZIRIDINES; CATALYSIS;
D O I
10.1016/j.tet.2014.11.043
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
We report herein the synthesis of various carbanucleoside precursors by a click chemistry approach, employing cyclopent-3-en-1-ylmethanol 1 as starting material. Using aziridine (+/-)-2 as key intermediate, we describe an efficient procedure for the synthesis of a series of 3'-deoxy-2'-substituted carbanucleoside precursors, namely aminoalcohols of type (+/-)-3. Alternatively, transformation of alcohol 1 into (3-azido-4-halo-1-cyclopentyl)methanols of type (+/-)-4, allows the preparation of 1,2,3-triazole carbanucleoside analogues of types (+/-)-5 and (+/-)-8. (C) 2014 Elsevier Ltd. All rights reserved.
引用
收藏
页码:324 / 331
页数:8
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