PYRIDINE-2,3-DICARBOXYLICACIDIMIDES, PROCESS FOR THEIR PREPARATION AND HERBICIDES CONTAINING THEM AS ACTIVE INGREDIENT

    公开(公告)号:HUT70060A

    公开(公告)日:1995-09-28

    申请号:HU9403721

    申请日:1994-12-21

    Applicant: BASF AG

    Abstract: Pyridine-2,3-dicarboximides of formula (I) and their salts are new, except for 6-amino-5-cyano-4-phenyl-pyridine-2,3-dicarboximide. R1 = H, 1-4C alkoxy, 1-6C alkyl (substd. by 0-3 of 1-4C alkoxy, 1-4C haloalkoxy, 1-4C alkylthio, 1-4C haloalkylthio, 1-4C dialkylamino, 3-8C cycloalkyl and halogen), 3-8C cycloalkyl (substd. by 0-3 of 1-6C alkyl, 1-6C haloalkyl, 1-4C alkoxy, 1-4C haloalkoxy, halogen or NO2) or 3-6C alkenyl or alkynyl (both substd. by 0-3 halogen); provided that R1 is not dialkylaminoethyl when one of R2-R4 is NH2 or OH; at least one of R2-R4 is NO2, OR5, NR6R7 or NCS, any others = H, halogen NO2, CN 1-6C alkyl (substd. by 0-5 halogen atoms and/or 1-3 of 1-4C alkoxy, 1-4C haloalkoxy, 1-4C alkylthio, 1-4C haloalkylthio, 3-6C cycloalkyl or CN), Ar, 3-8C cycloalkyl (substd. by 0-3 of 1-4C alkyl or halogen), 2-6C alkenyl or 2-6C alkynyl (both substd. by 0-3 of halogen or 1-3C alkoxy and/or 0-1 of Ar), 1-4C alkoxy, 1-4C alkylthio, 1-4C haloalkoxy, 1-4C haloalkylthio, 1-4C alkylsulphinyl, 1-4C alkylsulphonyl, 1-4C haloalkylsulphonyl, 2-5C alkenyloxy, 2-5C alkynyloxy, OAr, SAr; 5- or 6-membered heterocyclyl (contg. 1-2 heteroatoms (O, S and/or N) and substd. by 0-3 of 1-3C alkyl, halogen, 1-3C alkoxy or 2-4C alkoxycarbonyl), phenyl (substd. by 0-3 of 1-6C alkyl, 1-6C haloalkyl, 1-6C alkoxy, 1-6C haloalkoxy, 1-6C alkylthio, 1-6C haloalkylthio, halogen, NO2 or CN), OR5, NR6R7 or NCS; R5 = H, 2-4C alkanoyl, 2-4C haloalkanoyl, 2-4C alkoxycarbonyl, (1-4C)alkoxy(2-4C)alkoxycarbonyl, mono- or di(1-4C alkyl)carbamoyl, 1-4C alkylsulphonyl, 1-4C haloalkylsulphonyl, SO2NH2, mono- or di(1-4C alkyl)sulphamoyl or SO2Ar; R6 = H, 1-4C alkyl, benzyl or 1-4C alkoxy; R7 = 1-4C alkyl or as defined for R5; Ar = benzyl (ring-substd. by 0-3 of 1-4C alkyl, 1-4C haloalkyl, 1-4C alkoxy, 1-4C haloalkoxy, 1-4C alkylthio, 1-4C haloalkylthio, halogen, CN or NO). Also claimed are new pyridine-2,3-dicarboxylic anhydride (IIa) and pyridine-2,3-dicarboxylate ester intermediates (III) (see 'Starting Materials').

    64.
    发明专利
    未知

    公开(公告)号:AT121407T

    公开(公告)日:1995-05-15

    申请号:AT92917618

    申请日:1992-08-25

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP92/01879 Sec. 371 Date Feb. 28, 1994 Sec. 102(e) Date Feb. 28, 1994 PCT Filed Sep. 25, 1992 PCT Pub. No. WO93/05048 PCT Pub. Date Mar. 18, 1993Substituted sulfonylureas of the formula I ch 0 or 1; X is O, S or N-R4, where R4 is hydrogen or alkyl; A is NO2, NH2, OH, CN, SCN, S(O)oR5, SO2NR6R7 or ER7; and environmentally compatible salts of the compounds. The disclosure is also directed to a process for preparing the compounds, to intermediates for the preparation of the compounds and to the use of the compounds as herbicides.

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