2-氯噻唑 、 1-(2-萘基甲基)哌嗪 以
N,N-二甲基甲酰胺 为溶剂,
以there were obtained 17 g of 1-(2-naphthylmethyl)-4-(2-thiazolyl)-piperazine as beige crystals melting at 83°-84° C.的产率得到1-(2-naphthylmethyl)-4-(2-thiazolyl)-piperazine
Naphthyl derivatives of the formula: ##STR1## wherein: R.sub.1 is hydrogen, halogen, lower alkyl or lower alkoxy, and R.sub.2 and R.sub.3, which are the same or different, are hydrogen, lower alkyl or phenyl, Or R.sub.2 and R.sub.3 joined together are --CH .dbd. CH -- CH .dbd. CH--. These compounds are used as medicines, especially in the treatment of disorders of central nervous system (CNS), Parkinson's disease and cardiovascular disorders.