Synthesis and structure of 1,4-dipiperazino benzenes: Chiral terphenyl-type peptide helix mimetics

被引:74
作者
Maity, Prantik [1 ]
Konig, Burkhard [1 ]
机构
[1] Univ Regensburg, Inst Organ Chem, D-93040 Regensburg, Germany
关键词
D O I
10.1021/ol8002749
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The terphenyl structure has been proven to be an ideal scaffold mimicking side-chain functionalities of peptidic alpha-helices. The synthesis of 1,4-dipiperazino benzenes, using stepwise transition metal-catalyzed N-arylation of chiral piperazines to a central benzene core is reported. The structure determination by X-ray crystallography reveals a geometrical arrangement of the hydrophobic side chains resembling the orientation of key i, i + 3, and i + 7 positions in a peptidic alpha-helix or in terphenyl helix mimetics.
引用
收藏
页码:1473 / 1476
页数:4
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