Novel heterocyclic substituted benzenes, herbicidal compositions containing them and the use thereof for combating weeds
申请人:ROHM AND HAAS COMPANY
公开号:EP0068822A2
公开(公告)日:1983-01-05
Compounds of the formula below are disclosed as selective herbicides:
where W is a substituted heterocyclic selected from:
wherein A is O or S: halo is chloro, bromo or fluoro; R1 and R2 are the same or different radicals seiectea from hydrogen or (C1-C4) alkyl; X is hydrogen or halo: X1 is methylene. O or S; Z is carboxy, alkoxyalkoxy, alkoxycarbonyl. alkoxycarbonylalkoxycarbonyl, alkoxyalkoxycarbonyl, acyloxy, acylalkoxy. cyanoalkoxy, alkylthioalkoxy, alkoxycarbonylalkoxy, alkoxycarbonylalkenyloxy, a 5- to 6-membered heterocyclic, formylalkoxy. haloalkoxy, mononuclear arylcarbonyalkoxy, oxiranylalkoxy, ammo. monoalkyl amino. dialkylamino, hydrazino, monoal- kythydrazino, dialkylhydrazino, acyiamino. alkoxyamino, alkoxycarbonylamino, mono- or dialkylcarbonylamino, N-alkyl-N-al- koxyalkylaminocarbonylamino, haloalkylcarbonylamino, N-alkylsulfonylaminocarbonyl, N-alkylsulfonylamino, monoalkenylamino, dialkenylamino, monoalkynylamino, dialkynylamino, N-alkyl-N-alkenylamino, or N-alkyl-N-alkynylamino: R is hydrogen or (C1-C4)alkyl and R3 ana R4 are the same or different and are selected from hydrogen. (C1-C4)-alkyl, (C3-C5)alkenyl or (C3-C5)alkynyl.
下式化合物被公开为选择性除草剂:
式中 W 是选自下列化合物的取代杂环:
其中 A 是 O 或 S:卤素是氯、溴或氟;R1 和 R2 是由氢或(C1-C4)烷基分离出来的相同或不同的基;X 是氢或卤素:X1 是亚甲基。O或S;Z是羧基、烷氧基烷氧基、烷氧羰基、烷氧羰基烷氧羰基、烷氧烷氧羰基、酰氧基、酰基烷氧基、氰基烷氧基、烷硫基烷氧基、烷氧羰基烷氧基、烷氧羰基烯氧基、5-6元杂环、甲酰基烷氧基、卤代烷氧基、单核烷氧基。单烷基氨基、二烷基氨基、肼基、单醛基肼基、二烷基肼基、酰氨基、烷氧基氨基、烷氧基羰基烷氧基、烷氧基羰基烯氧基、5 至 6 元杂环、甲酰基烷氧基、卤代烷氧基、单核芳基羰基烷氧基、环氧乙烷烷氧基、酰胺。烷氧基氨基、烷氧基羰基氨基、单烷基或二烷基羰基氨基、N-烷基-N-烷氧基烷基氨基羰基氨基、卤代烷基羰基氨基、N-烷基磺酰基氨基羰基、N-烷基磺酰基氨基、单烯基氨基、二烯基氨基、单炔基氨基、二炔基氨基、N-烷基-N-烯基氨基或 N-烷基-N-炔基氨基:R是氢或(C1-C4)烷基,R3和R4相同或不同,选自氢。(C1-C4)-烷基、(C3-C5)烯基或(C3-C5)炔基。