Stereoselective synthesis of photoreactive peptidomimetic γ-secretase inhibitors

被引:38
作者
Chun, J [1 ]
Yin, YI [1 ]
Yang, GL [1 ]
Tarassishin, L [1 ]
Li, YM [1 ]
机构
[1] Mem Sloan Kettering Canc Ctr, Mol Pharmacol & Chem Program, New York, NY 10021 USA
关键词
D O I
10.1021/jo0486948
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first asymmetric synthesis of novel, potent photoreactive gamma-secretase inhibitors 2 and 3 has been accomplished. Two stereoselective methods for the preparation of lactone 9 are described. Protected benzophenone intermediate 19 is prepared via an aldol-elimination reaction followed by a PtO2-catalyzed asymmetric hydrogenation. Two routes leading from 19 to compounds 2 and 3 are evaluated. The application of 3 as an activity-based probe has been demonstrated by localizing gamma-secretase activity in the plasma membrane of intact cells.
引用
收藏
页码:7344 / 7347
页数:4
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