申请人:The Upjohn Company
公开号:US04008217A1
公开(公告)日:1977-02-15
1'-Variable-1',1'-dihalo-halobenzeneazomethanes of the structural formula: ##STR1## wherein R is hydrogen; alkyl of from 1 to 7 carbon atoms, inclusive; cycloalkyl of from 3 to 7 carbon atoms, inclusive; haloalkyl of from 1 to 7 carbon atoms, inclusive; halocycloalkyl of from 3 to 7 carbon atoms, inclusive; alkoxyalkyl of from 2 to 8 carbon atoms, inclusive; hydroxyalkyl of from 1 to 7 carbon atoms, inclusive; and phenyl optionally having 1, 2, or 3 substituents, e.g., halogen atoms, lower-alkyl or from 1 to 4 carbon atoms, inclusive, halolower-alkyl of from 1 to 4 carbon atoms, inclusive, and lower-alkoxy of from 1 to 4 carbon atoms, inclusive; the X's are independently bromine, chlorine, or fluorine; m is an integer 0, 1, 2, or 3; and R.sub.1, R.sub.2, and Y are independently halogen, lower-alkyl of from 1 to 4 carbon atoms, inclusive; halolower-alkyl of from 1 to 4 carbon atoms, inclusive; or lower-alkoxy of from 1 to 4 carbon atoms, inclusive; providing however, that at least one R.sub.1 and R.sub.2 is halogen, and that the sum of the carbon atoms in substituents R.sub.1, R.sub.2, and Y may not be more than 15. The compounds are active as herbicides and are formulated in agricultural formulations for use as herbicides.
结构式为:##STR1##其中R为氢;烷基,碳原子数从1到7个,包括;环烷基,碳原子数从3到7个,包括;卤代烷基,碳原子数从1到7个,包括;卤代环烷基,碳原子数从3到7个,包括;烷氧基烷基,碳原子数从2到8个,包括;羟基烷基,碳原子数从1到7个,包括;以及苯基,可选地具有1、2或3个取代基,例如卤素原子,低碳基或从1到4个碳原子,包括,卤代低碳基,碳原子数从1到4个,包括,以及低碳氧基,碳原子数从1到4个,包括;X分别为溴、氯或氟;m为0、1、2或3的整数;R.sub.1、R.sub.2和Y分别为卤素、低碳基,碳原子数从1到4个,包括;卤代低碳基,碳原子数从1到4个,包括;或低碳氧基,碳原子数从1到4个,包括;但至少有一个R.sub.1和R.sub.2为卤素,并且R.sub.1、R.sub.2和Y的取代基中碳原子的总数不得超过15。这些化合物作为除草剂具有活性,并且被配制在农业制剂中用作除草剂。