An Approach to 2,4-Substituted Pyrazolo[1,5-a]pyridines and Pyrazolo[1,5-a]azepines by Ring-Closing Metathesis

被引:13
作者
Fustero, Santos [1 ,2 ]
Roman, Raquel [1 ]
Asensio, Amparo [1 ]
Maestro, Miguel A. [3 ]
Acena, Jose L. [4 ]
Simon-Fuentes, Antonio [1 ]
机构
[1] Univ Valencia, Dept Quim Organ, E-46100 Valencia, Spain
[2] Ctr Invest Principe Felipe, Lab Mol Organ, Valencia 46012, Spain
[3] Univ A Coruna, Dept Quim Fundamental, La Coruna 15071, Spain
[4] Univ Basque Country, Dept Organ Chem 1, San Sebastian 20018, Spain
关键词
Synthetic methods; Asymmetric synthesis; Metathesis; Peptidomimetics; Nitrogen heterocycles; TERT-BUTANESULFINYL IMINES; FUSED BICYCLIC IMIDAZOLES; ASYMMETRIC-SYNTHESIS; ORGANOMETALLIC REAGENTS; MEDIATED ALLYLATION; RECEPTOR; DERIVATIVES; DISCOVERY; AMINES; ANTIHERPETICS;
D O I
10.1002/ejoc.201300901
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The ring-closing metathesis (RCM) reactions of dienylpyrazoles have been employed in the synthesis of pyrazolo[1,5-a]pyridine and pyrazolo[1,5-a]azepine derivatives. Based on this approach, the diastereoselective synthesis of potential peptidomimetics containing four amino acid residues with the second (i+1) and third (i+2) fragments having been substituted by bicyclic frameworks is described.
引用
收藏
页码:7164 / 7174
页数:11
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