Fluoro-pyridine-2,3-dicarboxylic anhydrides which are intermedia

Details Fluoro-pyridine-2,3-dicarboxylic anhydrides which are intermedia Fluoro-pyridine-2,3-dicarboxylic anhydrides which are intermedia

1997-05-27

1998-11-24

Dentz, Bernard

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D491048

Patent

active

058409041

ABSTRACT:
Pyridine-2,3-dicarboximides of the general formula I ##STR1## where R.sup.1 is hydrogen, alkoxy or unsubstituted or substituted alkyl, cycloalkyl, alkenyl or alkynyl and R.sup.2, R.sup.3 and R.sup.4 are identical or different and are each hydrogen, halogen, cyano, unsubstituted or substituted alkyl, benzyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenoxy or phenylthio, a 5-membered or 6-membered heterocyclic radical having one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, or unsubstituted or substituted phenyl, with the proviso that

REFERENCES:
patent: 5262384 (1993-11-01), Hamprecht et al.

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