SUBSTITUTED PYRIDO (2,3-D) PYRIMIDINE-2,4 (1H, 3H) DIONES, PROCESS FOR PREPARING AND USING THE COMPOUNDS AND HERBICIDAL COMPOSITIONS OF DIMINISHED FITOTOXICITY

    公开(公告)号:HUT64760A

    公开(公告)日:1994-02-28

    申请号:HU133793

    申请日:1991-10-30

    Applicant: BASF AG

    Abstract: Pyrido[2,3-d]pyrimidin-2,4(1H,3H)-diones are disclosed, having formulas (Ia) and (Ib), in which R?1 and R?2 stand for H, substituted or unsubstituted alkyl, cycloalkyl; R?3 stands for H, substituted or unsubstituted alkyl; R?4 stands for H, alkyl, alkoxycarbonyl, (alkylthio)carbonyl, alkoxy(thiocarbonyl), (alkylthio)thiocarbonyl, cyano or aminocarbonyl; or R?3 and R?4 represent together alkylene, alkenylene or 1,2-phenylene; R?5 stands for H, alkyl, cyano, C(O)R?7; R?6 stands for alkyl, possibly substituted aralkenyl, aryl or hetaryl, CH2?R?8, alkoxycarbonyl, (alkylthio)carbonyl, alkoxy(thiocarbonyl), (alkylthio)thiocarbonyl, OH, SH, alkoxy, alkylthio, NH2?, alkylamino, NHCXR?9, NHSO2?R?10; R?5 and R?6 represent together substituted alkylene, alkenylene or 1,2-phenylene, which may also contain carbonyl or thiocarbonyl groups; R?7 stands for H, alkyl, OH, SH, alkoxy, alkylthio, alkoxycarbonyl, (alkylthio)carbonyl, alkoxy(thiocarbonyl), (alkylthio)thiocarbonyl, NH2? alkylamino, dialkylamino, possibly substituted aryl or arylamino; R?8 stands for halogen, OH, SH, alkoxy, alkylthio, alkoxycarbonyl, (alkylthio)carbonyl, alkoxy(thiocarbonyl), (alkylthio)thiocarbonyl or the formula (a); R?9 stands for alkyl, halogen alkyl, NR?1R?2 or OR?1; R?10 stands for alkyl, substituted or unsubstituted aryl; R?11 stands for halogen, OH, SH, alkoxy, alkylthio, alkyl, nitro or amino; X stands for oxygen or sulphur. Also disclosed are the salts of compounds (Ia) and (Ib) that can be used in agriculture and that contain nitrogen or hydroxy substituants, as well as herbicides that contain 2-[4-(hetero)-aryloxy]-phenoxyacetic acid or propionic acid derivates and/or cyclohexenone derivates as active herbicidal substances and substituted pyrido[2,3-d[pyrimidin-2,4(1H, 3H)-diones, as well as the salts of (Ia) or (Ib) as antidotes when acid end groups or basic nitrogen atoms are present.

    THIOCHROMENONE DERIVATIVES AS ANTIDOTES, AND HERBICIDES CONTAINING THEM

    公开(公告)号:CA2087921A1

    公开(公告)日:1993-07-24

    申请号:CA2087921

    申请日:1993-01-22

    Abstract: O.Z. 0050/42969 Thiochromenone derivatives as antidotes, and herbicides containg them Herbicidal agents containing at least one thiochromenone of the formula I where n is 1, 2, 3 or 4, and the radicals R3 may have different meanings when n is > 1; R1 is hydrogen; cyano; halogen; substituted or unsubstituted alkyl, aryl or hetaryl; a group -XR4 or a group -COYR4, where X is oxygen, sulfur and NR5, Y is oxygen and NR5, R4 is one of the following groups: hydrogen; formyl; alkyl; cycloalkyl; alkylcarbonyl; cycloalkylcarbonyl; alkylsulfonyl; cycloalkylsulfonyl; substituted or unsubstituted aryl, hetaryl, arylcarbonyl, hetarylcarbonyl, arylsulfonyl or hetarylsulfonyl; and R5 is hydrogen or substituted or unsubstituted alkyl, aryl or hetaryl; O.Z. 0050/42969 R2 is hydrogen; cyano; nitroso; nitro; halogen; substituted or unsubstituted alkyl, alkoxy, alkylthio, aryl or hetaryl; a group -NR4R5 or a group -COYR4, where Y, R4 and R5 have the above meanings; R3 is hydrogen; cyano; halogen; substituted or unsubstituted alkyl, aryl or hetaryl; a group -YR4, a group -COYR4, a group -COR6 or a group -SO2R7, where Y and R4 have the above meanings; R6 is one of the following groups: hydrogen; alkyl; cycloalkyl; substituted or unsubstituted aryl or hetaryl; and R7 is hydrogen; alkyl; cycloalkyl; substituted or unsubsti tuted aryl or hetaryl; or a group -NR4R5, where R4 and R5 have the above meanings, and the plant-tolerated salts of those compounds I in which one or several of the substituents denote an acidic or basic group, and at least one herbicidal active ingredient.

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