5-(N-3,4,5,6-tetrahydrophthalimido)cinnamic acid derivatives

US5009701A · kind A · utility

Assignee

• BASF SE

Inventors

• Peter Plath · Bischofswerda, DE
• Karl Eicken · Monsheim, DE
• Lothar Rueb · Speyer, DE
• Barbara Schwalge · Lohmar, DE
• Karl-Otto Westphalen · Speyer, DE
• Bruno Wuerzer · Otterstadt, DE

Key dates

• Filing date: Sep 6, 1989
• Grant date: Apr 23, 1991
• Expiry date: Sep 6, 2009

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N37/46
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

5-(N-3,4,5,6-Tetrahydrophthalimido)-cinnamic acid derivatives of the formula Ib ##STR1## where the substituents have the following meanings: Y is chlorine, bromine or C.sub.1 -C.sub.4 -alkyl; PA0 R.sup.1 is hydrogen, C.sub.1 -C.sub.8 -alkyl, substituted or unsubstituted C.sub.2 -C.sub.4 alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, or substituted or unsubstituted phenyl or benzyl, PA0 R.sup.2 is C.sub.5 -C.sub.8 -alkyl, substituted or unsubstituted C.sub.2 -C.sub.4 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkynyl, C.sub.3 -C.sub.6 -alkynyloxy, or substituted or unsubstituted phenyl, phenoxy, benzyl or benzyloxy, PA0 R.sub.3 C.sub.1 -C.sub.6 -alkyl, or substituted or unsubstituted C.sub.2 -C.sub.6 -alkyl, methods of manufacturing these compounds, and their use as herbicides.