| 摘要 |
There are described compounds of formula I, I in which Y is S, O or NR9, n is 0 or 1, R9 is hydrogen or alkyl C 1 to 10, R3 is hydrogen, alkyl C 1 to 10, cycloalkyl C3 to 10, CF3, SR10, a 5 or 6 membered heterocyclic group containing one or more S, O or N atoms, NR4R5, phenyl or phenylalkyl C7 to 12, the phenyl, phenylalkyl and heterocyclic groups optionally being fused to a further phenyl group, the heterocyclic group and any phenyl group optionally being substituted by alkyl C 1 to 6, halogen, alkoxy C 1 to 6, nitro, nitrile, CF3, SR6, NR7R11 or hydroxy, R6, R7 and R11, which may be the same or different, are each hydrogen or alkyl C 1 to 10, R4 and R5, which may be the same or different, are each hydrogen, alkyl C 1 to 10 or phenyl, R10 is alkyl C 1 to 10, X1 is S or O, and D is a chain comprising from 2 - 16 atoms, which chain carries an O or S containing substituent at a position 2 - 6 atoms away from the group C=X1, and pharmaceutically acceptable salts, esters and amides thereof, there are also described methods for making the compounds and pharmaceutical formulations, eg for the treatment of hypertension, containing them. |
