Isonicotinic acid derivatives and related spiro compounds with h

Details Isonicotinic acid derivatives and related spiro compounds with h Isonicotinic acid derivatives and related spiro compounds with h

1993-05-06

1994-11-29

Raymond, Richard L.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

504245, 504246, 504251, 504252, 504289, 504292, 504297, 504298, 546 18, 546113, 546114, 546115, 546269, 546274, 546323, 546326, 540586, 540593, A01N 4340, A01N 4390, C07D21378, C07D491048

Patent

active

053690842

ABSTRACT:
Isonicotinic acid derivatives and related furo-, thieno- and pyrrolo[3,4-c]pyridin-1(3H)-one, -thione and -imine compounds having the formula ##STR1## wherein R is ##STR2## Q is O, S or NR.sup.7 ; Y is O, S or NR.sup.8 ; L is COOR.sup.9, CONR.sup.10 R.sup.11, C(.dbd.S)NR.sup.10 R.sup.11, CN, or a radical of formula ##STR3## the acceptable addition salts, the stereochemically isomeric forms and the N-oxides thereof, having herbicidal properties, compositions containing the same and methods for controlling weeds.

REFERENCES:
patent: 3544303 (1970-12-01), Swidler et al.
Epsztajn et al., "Applications of Organolithium and Related Reagents in Synthesis. Part 4. A general Study of the Reactions of N,N-dialkylpyridinecarboxamides with Lithium Di-isopropylamide", J. Chem. Research (S), 1986, 18-19.
Meyers et al., "Substitutions on Pyridines Activated by Oxazolines via Nucleophilic Additions or Metalation-Alkylation", J. Org. Chem., 1982, 47, 2633-2637.
Epsztajn et al., "Reactions of the N,N-Dialkylpyridylcarboxylic Amides with Lithium Amides. Regioselective Lithiation of N,N-Diisopropylpyridylcarboxylic Amides, A Useful Method for Synthesis of 2,3-and 3,4- Disubstituted Pyridines", Tetrahedron Letters, vol. 21, pp. 4739-4742.

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