2-ANILINOCYANOPYRIDINES AND FUNGICIDES CONTAINING THESE

    公开(公告)号:AU620211B2

    公开(公告)日:1992-02-13

    申请号:AU4993190

    申请日:1990-02-20

    Applicant: BASF AG

    Abstract: 2-Anilino-cyanopyridines of the formula in which X represents NO2, CN, halogen, SO2-alkyl, alkyl, cycloalkyl, haloalkyl, alkoxy, or represents phenoxy or phenylthio, each of which is optionally substituted in the phenyl radical, m represents an integer from 1-3, R represents hydrogen, halogen, alkoxy, haloalkyl, haloalkoxy, or represents phenoxy or phenylthio, each of which is optionally substituted in the phenyl radical, R and R represent hydrogen, NO2, halogen, CN, alkyl, SO2-alkyl, haloalkyl, SO2NR R , haloalkoxy, COOR , CONR R , R represents hydrogen, COOR , CONR R , CHO, COR , SO2R , C3-C6-alkenyl, C3-C6-alkynyl, and salts of the 2-anilino-cyanopyridines in which R represents hydrogen, with cations which are tolerated by plants, and fungicides containing these compounds.

    PROCESS FOR THE PRODUCTION OF IZOXAZOLE-4,5-DICARBONIC ACID -DIESTHERS

    公开(公告)号:HUT56835A

    公开(公告)日:1991-10-28

    申请号:HU93890

    申请日:1990-03-20

    Applicant: BASF AG

    Abstract: Preparation of isoxazole-4,5-dicarboxylic diesters of the general formula I in which R is any desired organic radical which is inert under the reaction conditions and in which R and R each represent an alkyl, cycloalkyl or benzyl group, characterised in that an aldoxime of the general formula II is reacted with a maleic or fumaric diester of the general formula III R OOC-C=C-COOR (III), in which R and R are identical or different and have the abovementioned meaning, in the presence of an aqueous solution of a hypohalite, in which the hypohalite is present in excess, relative to II.

    PREPARATION OF ISOXAZOLE-4, 5-DICARBOXYLIC DIESTERS

    公开(公告)号:CA2038127A1

    公开(公告)日:1991-09-22

    申请号:CA2038127

    申请日:1991-03-11

    Abstract: O.Z. 0050/41496 The preparation of isoxazole4,5-dicarboxylic diesters of the formula I (I) where R1 is any organic radical which is inert under the reaction conditions, and R2 and R3 are each alkyl, cycloalkyl or benzyl, entails reacting an aldoxime of the formula II (II) with a diester of maleic or fumaric acid, of the formula III R2OOC-C=C-COOR3 (III) where R2 and R3 are identical or different and have the abovementioned meanings, in the presence of an aqueous solution of a hypohalite which is present in excess relative to II.

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