摘要 |
<p>Mercapto acyl compounds, having hypotensive activity, have the formula:- <IMAGE> or are salts thereof, wherein R is hydrogen or lower alkyl, R1 and R2 are various defined organic groups or R1 and R2 together complete a ring, X1 and X2 are oxygen or sulphur, one of p and q is 1 and the other is 1 or 2, R3 and R4 are hydrogen lower alkyl, lower alkyl thio, -(CH2)n SH or halo lower alkyl, (n being from 1 to 3), R6 is hydrogen or (when R3 is lower alkyl) lower alkyl, m is 0, 1 or 2 and R5 is hydrogen or a protecting group.</p> |