摘要 |
<p>Compounds of the formula WHEREIN R1 is hydrogen, halogen, methoxy or methylthio R2 is hydrogen or methoxy, N IS 2 OR 3, AND A is OR WHERE R3 is hydrogen or methyl, R4 is pyridyl, methy-pyridyl, phenyl, chlorophenyl, trifluoromethyl-phenyl, tolyl, xylyl, ethyl-phenyl, diethyl-phenyl, methoxy-phenyl or dimethoxy-phenyl, and R5 and R6, which may be identical to or different from each other, are each hydrogen or methoxy, AND NON-TOXIC, PHARMACOLOGICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF; THE COMPOUNDS AS WELL AS THE SALTS ARE USEFUL AS HYPOTENSIVES, SEDATIVES, ANTIARRHYTHMICS AND BRADYCARDIACS.</p> |