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    • 83. 发明授权
    • 4,5-Dichloro-imidazole-1-carboxylic acid aryl esters and their use as
herbicides
    • 4,5-二氯 - 咪唑-1-羧酸芳基酯及其作为除草剂的用途
    • US4187100A
    • 1980-02-05
    • US948185
    • 1978-10-02
    • Klaus SasseGunther BeckLudwig EueRobert R. Schmidt
    • Klaus SasseGunther BeckLudwig EueRobert R. Schmidt
    • A01N47/22C07D233/68C07D233/90C07D487/14A01N9/22
    • C07D487/14A01N47/22C07D233/68C07D233/90
    • A 4,5-dichloro-imidazole-1-carboxylic acid aryl ester 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 atom form an optionally substituted 5-membered to 7-membered heterocyclic radical in which 1 to 3 ring members may be selected from oxygen, sulfur and nitrogen, Y represents halogen, alkyl with 1 to 6 carbon atoms, trifluoromethyl, alkoxy with 1 to 6 carbon atoms, nitro, cyano or a ##STR3## group, in which R.sup.4 represents alkyl with 1 to 6 carbon atoms and n represents 0, 1, 2, 3, 4 or 5 which possesses plant protection properties especially herbicidal and plant growth regulant properties.
    • 其中X表示三氟甲基,氰基或其中R 1表示饱和或不饱和脂肪族基团的基团的4,5-二氯 - 咪唑-1-羧酸芳基酯,其中X表示三氟甲基,氰基或基团, 携带一个或多个选自卤素,具有1至6个碳原子的烷氧基和1至6个碳原子的烷基巯基的取代基,R 2表示氢,具有1至8个碳原子的烷基,具有至多8个碳原子的烯基或甲酰基, R3表示具有1至8个碳原子的烷基或各自具有至多8个碳原子的烯基或炔基,这些烷基,烯基和炔基中的每一个可以携带一个或多个选自具有1至4个碳原子的烷氧基的取代基, 具有1至4个碳原子的烷基巯基,苯基(其可任选地携带一个或多个选自卤素,具有1至4个碳原子的烷基,三氟甲基和具有1至4个碳原子的烷氧基)的取代基,呋喃基或噻吩基,或代表具有5个 至7个碳原子 在任选被具有1至6个碳原子的烷基取代的环中,或表示可任选地携带一个或多个选自卤素,具有1至4个碳原子的烷基,具有1至4个碳原子的烷氧基,具有1个碳原子的烷基巯基, 至4个碳原子和三氟甲基,或R2和R3与相邻的氮原子结合形成任选取代的5元至7元杂环基,其中1至3个环成员可以选自氧,硫和氮,Y代表卤素 ,具有1至6个碳原子的烷基,三氟甲基,具有1至6个碳原子的烷氧基,硝基,氰基或者IMAGE基团,其中R 4表示具有1至6个碳原子的烷基,n表示0,1,2,3 ,4或5,其具有植物保护性,特别是除草和植物生长调节性质。