申请人:Stauffer Chemical Company
公开号:US04741769A1
公开(公告)日:1988-05-03
Compounds of the formula ##STR1## wherein R is halogen; C.sub.1 -C.sub.2 alkyl; C.sub.1 -C.sub.2 alkoxy; nitro; cyano; C.sub.1 -C.sub.2 haloalkyl; or R.sup.a SO.sub.n -- wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl; R.sup.1 is C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; R.sup.3 and R.sup.4 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n -- wherein n is the intger 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) --SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined; and (13) --N(R.sup.c)C(O)R.sup.d wherein R.sup.e and R.sup.d are as defined and their salts are useful as herbicides.
化合物的结构式为##STR1##其中R是卤素; C.sub.1-C.sub.2烷基; C.sub.1-C.sub.2烷氧基; 硝基; 氰基; C.sub.1-C.sub.2卤代烷基; 或R.sup.aSO.sub.n--其中n为0或2,R.sup.a为C.sub.1-C.sub.2烷基; R.sup.1为C.sub.1-C.sub.4烷基; R.sup.2为C.sub.1-C.sub.4烷基或C.sub.1-C.sub.4烷氧基; R.sup.3和R.sup.4独立地为(1)氢; (2)卤素; (3)C.sub.1-C.sub.4烷基; (4)C.sub.1-C.sub.4烷氧基; (5)三氟甲氧基; (6)氰基; (7)硝基; (8)C.sub.1-C.sub.4卤代烷基; (9)R.sup.bSO.sub.n--其中n为整数0、1或2; R.sup.b为(a)C.sub.1-C.sub.4烷基; (b)C.sub.1-C.sub.4烷基取代卤素或氰基; (c)苯基; 或(d)苄基; (10)--NR.sup.cR.sup.d其中R.sup.c和R.sup.d独立地为氢或C.sub.1-C.sub.4烷基; (11)R.sup.eC(O)--其中R.sup.e为C.sub.1-C.sub.4烷基或C.sub.1-C.sub.4烷氧基; 或(12)--SO.sub.2NR.sup.cR.sup.d其中R.sup.c和R.sup.d如定义; 和(13)--N(R.sup.c)C(O)R.sup.d其中R.sup.e和R.sup.d如定义,它们的盐在除草剂中有用。