abstract |
(A) Cpds. (I) R=H, F, Cl, Br, (1-8C)alkyl, (1-8C)alkyl-O-, or CF3 R'=H, (1-8C)alkyl, or Ph opt. subst. e.g. by one or more (1-4C)alkyl, (1-4C)alkyl O, CF3, NO2, halogen B = a disubstd., basic N residue. n = 2,3 or 4. (B) Acid addn. salts (II) of I. Tranquilisers. Various methods e.g. |