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    • 13. 发明授权
    • Renin inhibitors
    • 肾素抑制剂
    • US5332742A
    • 1994-07-26
    • US147208
    • 1993-11-03
    • Saul H. Rosenberg
    • Saul H. Rosenberg
    • A61K38/00C07D277/28C07D295/26C07K5/065A61K31/495A61K37/00C07D417/00
    • C07D295/26C07D277/28C07K5/06078A61K38/00
    • A renin inhibiting compound of the formula: ##STR1## wherein R.sub.1 is 4-piperazinyl, 1-methyl-4-piperazinyl, 1-methyl-l-oxo-4-piperazinyl, 2-oxo-4-piperazinyl, 4-morpholinyl, 4-thiomorpholinyl or 1-methyl-4-homopiperazinyl;R.sub.2 is benzyl, 2-phenylethyl, 1-naphthylmethyl or 2-naphthylmethyl;R.sub.3 is 4-thiazolyl, 2-amino-4-thiazolyl, 2-thiazolyl, 5-thiazolyl, 1-pyrazolyl, 3-pyrazolyl, 1-imidazolyl, n-propyl, isopropyl, CH.sub.3 S-- or CH.sub.3 SCH.sub.2 --;R.sub.4 is isobutyl or cyclopropyl;R.sub.5 is hydrogen or loweralkyl; andX is CH.sub.2 or NH; or a pharmaceutically acceptable salt, ester or prodrug thereof; with the proviso that when X is NH and R.sub.3 is 2-amino-4-thiazolyl, then R.sub.4 is cyclopropyl.
    • 其中R1是4-哌嗪基,1-甲基-4-哌嗪基,1-甲基-1-氧代-4-哌嗪基,2-氧代-4-哌嗪基,4-吗啉基,4-吗啉基, 4-硫代吗啉基或1-甲基-4-高哌嗪基; R2是苄基,2-苯基乙基,1-萘基甲基或2-萘基甲基; R3是4-噻唑基,2-氨基-4-噻唑基,2-噻唑基,5-噻唑基,1-吡唑基,3-吡唑基,1-咪唑基,正丙基,异丙基,CH3S-或CH3SCH2-; R4是异丁基或环丙基; R5是氢或低级烷基; X为CH 2或NH; 或其药学上可接受的盐,酯或前药; 条件是当X是NH且R3是2-氨基-4-噻唑基时,则R4是环丙基。