[Tetrahydropyridoazepine and tetrahydropyridoazepinone derivatives. I. Derivatives of 2,3,4,5-tetrahydro-1H-pyrido[3,2b]azepine and of the corresponding lactam].

Preparation of N-derivatives of 2,3,4,5-tetrahydro-1H-pyrido[3,2-b]azepine and, in one case, of 2,3,4,5-tetrahydro-1H-pyrido[3,2-b]azepine-2-one was achieved by introducing the substituents COCl, CONH2, CO2(CH2)3N(CH3)2, COCH2Br and (CH2)3N(CH3)2. The pharmacological results indicate some effect on the ANS.