4-(Polyalkoxyphenyl)-2-pyrrolidones (II)

US4153713A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Andreas Huth · Berlin, DE
• Ralph Schmiechen · Berlin, DE
• Wolfgang Kehr
• Dieter Palenschat
• Gert Paschelke
• Helmut Wachtel · Berlin, DE

Key dates

• Filing date: Sep 17, 1976
• Grant date: May 8, 1979
• Expiry date: Sep 17, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D319/18
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

4-(Polyalkoxyphenyl)-2-pyrrolidones of the formula ##STR1## wherein R.sub.1 and R.sub.2 are hydrocarbon; R.sub.3 is hydrogen or methoxy; PA1 R is O-alkyl, O-aryl, O-aralkyl, NH.sub.2, NH-alkyl, NH-aryl, NH-aralkyl, N(alkyl).sub.2, N(aryl).sub.2 or ##STR2## AND X is O or S, are neuropsychotropic agents.