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    • 8. 发明授权
    • N-(phenylsulfonyl)picolinamide derivatives, process for producing the same, and herbicide
    • N-(苯基磺酰基)吡啶酰胺衍生物,其制备方法和除草剂
    • US06610853B1
    • 2003-08-26
    • US09601791
    • 2000-08-08
    • Yoichi KandaKoki SatoTsutomu Sato
    • Yoichi KandaKoki SatoTsutomu Sato
    • C07D21381
    • C07D213/81A01N43/40
    • A herbicide containing as the active ingredient an N-(henylsulfonyl)picolinamide derivative represented by general formula (I) wherein X reprcsents a halogeno, a C1-4 alkyl, a C1-4 haloalkyl, a C1-4 alkoxy, a C1-4 haloalkoxy, a (C1-4 alkoxy)carbonyl, a [di(C1-4 alkyl)amino]sulfonyl, an [N—(C1-4 alkyl)-N—(C1-4 alkoxy)amino]sulfonyl, a (C1-4 alkylamino)sulfonyl, a C1-4 alkylthio, a C1-4 alkylsulfinyl, a C1-4 alkylsulfonyl, or nitro; n is an integer of 0 to 5; Y represets a halogeno, a C1-4 alkyl, a C1-4 haloalkyl, a C1-4 alkoxy, C1-4 haloalkoxy, a C1-4 alkylthio, a C1-4 haloalkylthio, amino, a C1-4 alkylamino, a di(C1-4 alkyl)amino, a (C1-4 alkoxy) C1-4 alkyl, a (C1-4 alkylthio) C1-4 alkyl, or nitro; and m is an integer of 0 to 4. This active ingredient is synthesized by condensing a substituted picolinic acid with a substituted benzenesulfonamide under dehydration, or by reacting the phenyl ester of a substituted picolinic acid with a substituted benzenesulfonamide in the presence of a basic compound.
    • 一种除草剂,其含有由通式(I)表示的N-(乙烯基磺酰基)吡啶甲酰胺衍生物作为活性成分,其中X代表卤代,C1-4烷基,C1-4卤代烷基,C1-4烷氧基,C1-4 卤代烷氧基,(C 1-4烷氧基)羰基,[二(C 1-4烷基)氨基]磺酰基,[N-(C 1-4烷基)-N-(C 1-4烷氧基)氨基]磺酰基, -4-烷基氨基)磺酰基,C 1-4烷硫基,C 1-4烷基亚磺酰基,C 1-4烷基磺酰基或硝基; n为0〜5的整数, Y代表卤代,C 1-4烷基,C 1-4卤代烷基,C 1-4烷氧基,C 1-4卤代烷氧基,C 1-4烷硫基,C 1-4卤代烷硫基,氨基,C 1-4烷基氨基,二 (C 1-4烷基)氨基,(C 1-4烷氧基)C 1-4烷基,(C 1-4烷硫基)C 1-4烷基或硝基; m为0〜4的整数。该活性成分通过在取代的吡啶甲酸与取代的苯磺酰胺脱水的情况下缩合,或者在碱性化合物的存在下使取代的吡啶甲酸的苯基酯与取代的苯磺酰胺反应来合成 。
    • 9. 发明授权
    • Process for the preparation of phenyl (1,3,5-triazin-2-yl)carbamates
    • 制备苯基(1,3,5-三嗪-2-基)氨基甲酸酯的方法
    • US5380843A
    • 1995-01-10
    • US63594
    • 1993-05-19
    • Yoichi KandaHideo Arabori
    • Yoichi KandaHideo Arabori
    • C07D251/14C07D251/16C07D251/18C07D251/22C07D251/44C07D251/46C07D251/50C07D251/52C07D251/54C07D251/70C07D251/40C07D251/48
    • C07D251/46
    • Phenyl (1,3,5-triazin-2-yl)carbamates of the formula (I): ##STR1## wherein R.sup.1 is H, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy, R.sup.2 and R.sup.3 are independently H, halogen atom, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, C.sub.1 -C.sub.4 haloalkylthio, C.sub.2 -C.sub.4 alkoxyalkyl or NR.sup.7 R.sup.8 (R.sup.7, R.sup.8 : H or C.sub.1 -C.sub.4 alkyl, independently), and R.sup.4, R.sup.5 and R.sup.6 are independently H, halogen atom, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy, are prepared by reacting a 2-amino-1,3,5-triazine of the formula (II): ##STR2## with a diphenyl carbonate of the formula (III): ##STR3## in the presence of an alkali metal hydride in an acrotic polar solvent. An parotic polar solvent mixture of the phenyl (1,3,5-triazin-2-yl)carbamate of the formula (I) and an alkali metal phenoxide is also disclosed.
    • 式(I)的苯基(1,3,5-三嗪-2-基)氨基甲酸酯:其中R 1是H,C 1 -C 4烷基或C 1 -C 4烷氧基,R 2和R 3独立地是H, 卤素原子,C1-C4烷基,C1-C4烷氧基,C1-C4烷硫基,C1-C4卤代烷基,C1-C4卤代烷氧基,C1-C4卤代烷硫基,C2-C4烷氧基烷基或NR7R8(R7,R8:H或C1-C4烷基, 独立地),R4,R5和R6独立地是H,卤素原子,C1-C4烷基或C1-C4烷氧基,通过使式(II)的2-氨基-1,3,5-三嗪: (II)与式(III)的碳酸二苯酯:在碱性金属氢化物存在下,在丙烯酸极性溶剂中反应。 还公开了式(I)的苯基(1,3,5-三嗪-2-基)氨基甲酸酯和碱金属酚盐的极性溶剂混合物。