PROCEDIMIENTO PARA LA PREPARACION DE 4-(POLIALCOXI-FENIL)-2-PIRROLIDONAS.

摘要

4-(Polyalkoxyphenyl)-2-pyrrolidones of the formula wherein R1 and R2 are hydrocarbon; R3 is hydrogen or methoxy; R is O-alkyl, O-aryl, O-aralkyl, NH2, NH-alkyl, NH-aryl, NH-aralkyl, N(alkyl)2, N(aryl)2 or AND X is O or S, are neuropsychotropic agents.