摘要 |
<p>Compounds having the general formula
<CHEM>
or an acid addition salt thereof, whereby the substituent -(CH2)m-NR1R2 is present at one of the positions a, b or c,
X and Y each represent hydrogen, alkyl (1-6 C), alkoxy (1-6C), halogen, hydroxy, acyloxy, or both X and Y at vinical positions may also represent a methylene dioxy group,
R1 and R2 represent hydrogen or alkyl (1-6 C) or
R1 + R2 together with the nitrogen represent a heterocyclic 5- or 6-ring which, optionally may contain a second nitrogen atom or an oxygen atom, and
m represents the number 0 or 1,
having valuable CNS and cardiovascular properties. </p> |