IMIDAZO(1,2-A)IMIDAZOLES IMIDAZO(1,2-A)PYRIMIDINES AND PYRIMIDO(1,2-A)PYRIMIDINES AND METHODS FOR THEIR PREPARATION

摘要

Compounds of the class of imidazo[1,2-a]imidazoles, imidazo[1,2-a]pyridimidines and pyrimido[1,2-a]pyrimidines useful as central nervous system (CNS) antidepressants; and certain novel precursors therefor.