申请人:Bayer Aktiengeselleschaft
公开号:US04187101A1
公开(公告)日:1980-02-05
1-Acyloxymethyl-4,5-dichloro-imidazole-2-carboxylic acid derivatives of the formula ##STR1## in which X represents trifluoromethyl, cyano or a group ##STR2## in which R.sup.1 represents a saturated or unsaturated aliphatic radical, which can be carrying one or more substituents selected from halogen, alkoxy with 1 to 6 carbon atoms and alkylmercapto with 1 to 6 carbon atoms, R.sup.2 represents hydrogen, alkyl with 1 to 8 carbon atoms, alkenyl with up to 8 carbon atoms or the formyl group, R.sup.3 represents alkyl with 1 to 8 carbon atoms or alkenyl or alkynyl each with up to 8 carbon atoms, it being possible for each of these alkyl, alkenyl and alkynyl radicals to carry one or more substituents selected from alkoxy with 1 to 4 carbon atoms, alkylmercapto with 1 to 4 carbon atoms, phenyl (which may optionally carry one or more substituents selected from halogen, alkyl with 1 to 4 carbon atoms, trifluoromethyl and alkoxy with 1 to 4 carbon atoms), furyl or thienyl, or represents cycloalkyl with 5 to 7 carbon atoms in the ring which is optionally substituted by alkyl with 1 to 6 carbon atoms, or represents phenyl which may optionally carry one or more substituents selected from halogen, alkyl with 1 to 4 carbon atoms, alkoxy with 1 to 4 carbon atoms, alkylmercapto with 1 to 4 carbon atoms and trifluoromethyl or, R.sup.2 and R.sup.3 conjointly with the adjoining nitrogen atoms form an optionally substituted 5-membered to 7-membered heterocyclic ring in which 1 to 3 ring members may be selected from oxygen, sulfur and nitrogen, and R represents alkyl with 1 to 6 carbon atoms, plant protective compositions containing the same as active ingredients together with diluents, and methods for protecting plants by applying such novel 1-acyloxymethyl-4,5-dichloro-imidazole-2-carboxylic acid derivatives to a plant or its habitat.
化学式为##STR1##的1-酰氧甲基-4,5-二
氯-
咪唑-2-
羧酸衍
生物,其中X代表三
氟甲基,
氰基或一个##STR2##基团,其中R.sup.1表示饱和或不饱和的脂肪基,可以携带1至6个碳原子的卤素,烷氧基和1至6个碳原子的烷基
硫醇基取代基,R.sup.2表示氢,具有1至8个碳原子的烷基,具有最多8个碳原子的烯基或甲酰基,R.sup.3表示具有1至8个碳原子的烷基或具有最多8个碳原子的烯基或炔基,这些烷基,烯基和炔基基团可以携带1至4个碳原子的烷氧基,1至4个碳原子的烷基
硫醇基,苯基(可以选择地携带1至4个碳原子的卤素,1至4个碳原子的烷基,三
氟甲基和1至4个碳原子的烷氧基),
呋喃基或
噻吩基,或表示环状烷基,其在环上可以选择地被具有1至6个碳原子的烷基取代,或表示苯基,可以选择地携带1至4个碳原子的卤素,1至4个碳原子的烷基,1至4个碳原子的烷氧基,1至4个碳原子的烷基
硫醇基和三
氟甲基,或R.sup.2和R.sup.3与相邻的氮原子共同形成一个可选择地被取代的5-至7-元杂环,其中1至3个环成员可以选择从氧,
硫和氮中选择,R表示具有1至6个碳原子的烷基,包含这些新型的1-酰氧甲基-4,5-二
氯-
咪唑-2-
羧酸衍
生物作为活性成分的植物保护组合物和通过将这种新型的1-酰氧甲基-4,5-二
氯-
咪唑-2-
羧酸衍
生物应用于植物或其栖息地来保护植物的方法。