Phthalimides useful as intermediate compounds

US5508412A · kind A · utility

Assignee

• BASF SE

Inventors

• Juergen Kast · Haßloch, DE
• Norbert Meyer · Langenburg, DE
• Ulf Misslitz · Neustadt, DE
• Albrecht Harreus · Ludwigshafen, DE
• Harald Rang · Ludwigshafen, DE
• Matthias Gerber · Schifferstadt, DE
• Helmut Walter · Obrigheim, DE
• Karl-Otto Westphalen · Speyer, DE

Key dates

• Filing date: Jul 27, 1995
• Grant date: Apr 16, 1996
• Expiry date: Jul 27, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2601/16
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Unsaturated cyclohexenone oxime ethers I ##STR1## (Q.dbd.H, alkylcarbonyl, benzoyl, alkali metal or alkaline earth metal ion, substituted or unsubstituted ammonium ion, phosphonium ion, sulfonium ion, sulfoxonium ion, an equivalent of a transition metal cation; PA0 W=--C.tbd.C-- or --CH.dbd.CH--; PA0 R.sup.1 =substituted or unsubstituted cycloalkyl, cycloalkenyl or 6-membered heterocyclic group which has 1-2 oxygen and/or sulfur atoms and can be saturated or partially unsaturated; substituted or unsubstituted 5-membered saturated heterocycle with 1-2 oxygen and/or sulfur atoms; substituted or unsubstituted 5-membered heteroaromatic group with 1-2 nitrogen atoms and/or 1 oxygen or sulfur atom; substituted or unsubstituted phenyl, pyridyl or R.sup.9 -X-substituted alkyl with X=O, S, --SO--, --SO.sub.2 -- and R.sup.9 =alkyl, phenyl, 5/6-membered hetaryl with 1-3 hetero atoms; PA0 R.sup.2 =alkyl; PA0 R.sup.3 =H, alkyl; PA0 R.sup.4 =H, halogen, alkyl; PA0 R.sup.5 =H, alkyl; or R.sup.3 +R.sup.4, R.sup.3 +R.sup.5 or R.sup.4 +R.sup.5 together form C.sub.2 -C.sub.4 -alkylene or C.sub.2 -C.sub.4 -alkenylene; PA0 R.sup.6 =H, alkyl, unsubstituted or phenyl-substituted haloalkyl, alkenyl, alkox…