DIPEPTIDE DERIVATIVES HAVING A N-TERMINAL 2-THIOACYL GROUP AS VASOPEPTIDASE INHIBITORS

摘要

Compounds of formula (I) wherein R, R1, COOR2, R3-R7, alk, and X have meaning as defined, such being useful as dual inhibitors of angiotensin converting enzyme and neutral endopeptidase, as well as inhibitors of endothelin converting enzyme. In a preferred embodiment, R and R5 represent hydrogen; R1 represents benzyl; R3 represents hydrogen, acetyl or methoxyacetyl; R4 represents isopropyl or tert-butyl; R6 and R7 represent methyl; X represents -O-; alk represents methylene; and COOR2 represents carboxyl or ethoxycarbonyl.