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    • 19. 发明授权
    • 2-Amino-2,6-dinitrophenylhydrazines
    • 2-氨基-2,6-二硝基苯肼
    • US3891706A
    • 1975-06-24
    • US29414772
    • 1972-10-02
    • WILCOX MERRILL
    • WILCOX MERRILL
    • A01N33/18A01N33/26A01N37/34A01N37/44A01N37/48A01N51/00C07C243/38C07D295/06C07D295/22C07D295/30C07C109/04
    • C07D295/30C07C243/00C07C243/38
    • 3-amino-2,6-dinitrophenylhydrazines of the formula

      WHEREIN Y is halogen, haloalkyl carbamyl, lower alkyl substituted carbamyl, carboxyl, lower alkoxy carbonyl, trifluoromethyl, nitro or cyano; Z is amino which is optionally substituted with lower alkyl, lower alkoxy, substituted lower alkyl, substituted lower alkoxy or mono or di-lower alkylamino, with the proviso that not more than one of the substituents is alkoxy, substituted alkoxy or mono or di-lower alkylamino; R1 is H, lower alkyl or lower alkenyl, said alkyl and alkenyl groups are optionally substituted with halogen, lower alkoxy, phenyl or cycloalkyl; R2 and R3 are independently H, C1-C5 alkyl, C2-C5 alkenyl, said alkyl and alkenyl groups are optionally substituted with cycloalkyl groups; R2 and R3 can also be taken together with the nitrogen atom to which they are linked forming the ring structures piperidino, hexamethylenimino, morpholino, or 4methylpiperazino. These compounds are very active plant growth regulators and are particularly useful as herbicides and in tobacco sucker control.
    • 3-氨基-2,6-二硝基苯肼,其结构式为:Y是卤素,卤代烷基氨基甲酰基,低级烷基取代的氨基甲酰基,羧基,低级烷氧基羰基,三氟甲基,硝基或氰基; Z是任选被低级烷基,低级烷氧基,取代的低级烷基,取代的低级烷氧基或单或二低级烷基氨基取代的氨基,条件是不超过一个取代基是烷氧基,取代的烷氧基或单或二 - 低级烷基氨基; R 1是H,低级烷基或低级烯基,所述烷基和烯基任选被卤素,低级烷氧基,苯基或环烷基取代; R2和R3独立地为H,C1-C5烷基,C2-C5烯基,所述烷基和烯基任选被环烷基取代; R2和R3也可以与它们所连接的氮原子一起形成环结构哌啶子基,六亚甲基亚氨基,吗啉代或4-甲基哌嗪基。