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Synthesis and Neurotropic Activity of Hetaryl(phenyl)methyl-amines and -ureas.-Among the novel compounds tested, derivatives (IVa) and (VIa) potentiate the tranquilizing effect of hexenal to the greatest extent. Some of the derivatives also possess antispasmodic activity. -(SHAMSHIN, V. P.; ALESHINA, V. A.; SUKHANOVA, S. A.; KABANOVA, T. I.; Khim.-Farm. Zh. 35 (2001) 7, 3-6; Vseross. nauchno tsentr bezopasn. biol. akt. veshchestv, Moscow, Russia; RU)

Auf den im Formelschema angegebenen Wegen werden die Pyrazolonderivate (III), (VII) und (VIII) hergestellt.