申请人:American Cyanamid Company
公开号:US05324711A1
公开(公告)日:1994-06-28
This invention is directed to certain substituted aryloxy benzotriazole compounds which are herbicidal agents. The structures of these compounds are represented by formulas I and II shown below: ##STR1## wherein M is C--X, N or N.sup.+ --O.sup.- ; W, X, Y and Z each independently represent hydrogen, halogen, nitro, cyano, C.sub.1 -C.sub.4 haloalkyl or C.sub.1 -C.sub.4 haloalkoxy; n is 0, 1 or 2; R is hydrogen, C.sub.1 -C.sub.4 alkyl, aryl or when taken together with R.sub.1, R and R.sub.1 may form a ring in which RR.sub.1 are represented by the structure --(CH.sub.2).sub.m -- where m is an integer of 2, 3, 4 or 5; R.sub.1 and R.sub.2 are each independently hydrogen, C.sub.1 -C.sub.4 alkyl or when taken together R.sub.1 and R.sub.2 may form a ring in which R.sub.1 R.sub.2 are represented by the structure --(CH.sub.2).sub.m -- where m is an integer of 2, 3, 4 or 5; R.sub.3 is cyano, ##STR2## CH.sub.2 OR.sub.8 or CH(OR.sub.9).sub.2 ; Q is OH, OR.sub.4 or NR.sub.5 R.sub.6 ; A is O, NOR.sub.5, NCOR.sub.5, NNR.sub.5 R.sub.6 or NNHCONH.sub.2 ; R.sub.7 is hydrogen, C.sub.1 -C.sub.4 alkyl or aryl; R.sub.8 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sub.9 is C.sub.1 -C.sub.4 alkyl; R.sub.4 is C.sub.1 -C.sub.6 alkyl optionally interrupted by O or S or optionally substituted with C.sub.1 -C.sub.4 alkoxy, halogen, hydroxy, C.sub.3 --C.sub.6 cycloalkyl, furyl, or optionally substituted phenyl; C.sub.3 -C.sub.6 alkenyl optionally substituted with one or two C.sub.1 -C.sub.3 alkoxy, halogen, substituted phenyl or C.sub.3 -C.sub.6 cycloalkyl; C.sub.3 -C.sub.6 alkynyl optionally substituted with C.sub.1 -C.sub.4 alkoxy or halogen; C.sub.3 -C.sub.6 cycloalkyl; ammonium; C.sub.1 -C.sub.6 dialkylammonium; C.sub.1 -C.sub.6 trialkylammonium; a metal cation; or a moiety of formula ##STR3## R.sub.5 and R.sub.6 each independently represent hydrogen, C.sub.1 -C.sub.6 alkyl, phenyl or halophenyl; the benzotriazole N-oxide or N-methosulfate; and when R.sub.1 or R.sub.2 is C.sub.1 -C.sub.4 alkyl, the optical isomer thereof; with the proviso that when M is C--X in formula I, wherein X is hydrogen, halogen, nitro, cyano or C.sub.1 -C.sub.4 haloalkyl, the benzotriazole is substituted in the 6 position by aryloxy, n is O, R.sub.3 is ##STR4## and R.sub.7 is C.sub.1 -C.sub.4 alkyl, then R and R.sub.1 cannot be hydrogen or C.sub.1 -C.sub.4 alkyl. The invention is further directed to methods for the preparation of the aryloxy benzotriazole compounds.
这项发明涉及某些取代芳氧基苯并三唑化合物,这些化合物是除草剂。这些化合物的结构由下面显示的公式I和II表示:其中M为C--X、N或N.sup.+ --O.sup.-;W、X、Y和Z分别独立表示氢、卤素、硝基、氰基、C.sub.1 -C.sub.4卤代烷基或C.sub.1 -C.sub.4卤代氧基;n为0、1或2;R为氢、C.sub.1 -C.sub.4烷基、芳基,或当与R.sub.1一起时,R和R.sub.1可以形成一个环,其中RR.sub.1由结构--(CH.sub.2).sub.m--表示,其中m为2、3、4或5的整数;R.sub.1和R.sub.2各自独立表示氢、C.sub.1 -C.sub.4烷基,或当R.sub.1和R.sub.2一起时,R.sub.1和R.sub.2可以形成一个环,其中R.sub.1R.sub.2由结构--(CH.sub.2).sub.m--表示,其中m为2、3、4或5的整数;R.sub.3为氰基,CH.sub.2OR.sub.8或CH(OR.sub.9).sub.2;Q为OH、OR.sub.4或NR.sub.5R.sub.6;A为O、NOR.sub.5、NCOR.sub.5、NNR.sub.5R.sub.6或NNHCONH.sub.2;R.sub.7为氢、C.sub.1 -C.sub.4烷基或芳基;R.sub.8为氢或C.sub.1 -C.sub.4烷基;R.sub.9为C.sub.1 -C.sub.4烷基;R.sub.4为C.sub.1 -C.sub.6烷基,可选地被O或S打断,或可选地被C.sub.1 -C.sub.4烷氧基、卤素、羟基、C.sub.3 -C.sub.6环烷基、呋喃基或可选地取代的苯基所取代;C.sub.3 -C.sub.6烯烃,可选地被一个或两个C.sub.1 -C.sub.3烷氧基、卤素、取代苯基或C.sub.3 -C.sub.6环烷基取代;C.sub.3 -C.sub.6炔烃,可选地被C.sub.1 -C.sub.4烷氧基或卤素取代;C.sub.3 -C.sub.6环烷基;铵;C.sub.1 -C.sub.6二烷基铵;C.sub.1 -C.sub.6三烷基铵;金属阳离子;或公式的一个部分##STR3## R.sub.5和R.sub.6各自独立表示氢、C.sub.1 -C.sub.6烷基、苯基或卤苯基;苯并三唑N-氧化物或N-甲基磺酸盐;当R.sub.1或R.sub.2为C.sub.1 -C.sub.4烷基时,其光学异构体;但是,当公式I中M为C--X时,其中X为氢、卤素、硝基、氰基或C.sub.1 -C.sub.4卤代烷基时,苯并三唑在6位被芳氧基取代,n为O,R.sub.3为##STR4##,且R.sub.7为C.sub.1 -C.sub.4烷基时,R和R.sub.1不能为氢或C.sub.1 -C.sub.4烷基。该发明还涉及制备芳氧基苯并三唑化合物的方法。