Cyclic HIV protease inhibitors:: Design and synthesis of orally bioavailable, pyrazole P2/P2′ cyclic ureas with improved potency

被引:68
作者
Han, Q [1 ]
Chang, CH [1 ]
Li, RH [1 ]
Ru, Y [1 ]
Jadhav, PK [1 ]
Lam, PYS [1 ]
机构
[1] Dupont Merck Pharmaceut Co, Expt Stn, Wilmington, DE 19880 USA
关键词
D O I
10.1021/jm9704199
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
Highly potent HIV-1 protease (HIVPR) inhibitors have been designed and synthesized by introducing bidentate hydrogen-bonding oxime and pyrazole groups at the mete-position of the phenyl ring on the P2/P2' substituents of cyclic ureas. Nonsymmetrical cyclic ureas incorporating 3(1H)-pyrazolylbenzyl as P2 and hydrophilic functionalities as P2' show potent protease inhibition and antiviral activities against HIV and have good oral bioavailabilities. The X-ray structure of HTVPR.10A complex confirms that the two pyrazole rings of 10A form bidentate hydrogen bonds with the side-chain oxygen (C=O) and backbone nitrogen (N-H) of Asp30/30' of HIVPR.
引用
收藏
页码:2019 / 2028
页数:10
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