申请人:Bayer Aktiengesellschaft
公开号:US04178166A1
公开(公告)日:1979-12-11
A 4,5-dichloro-imidazole derivative of the formula ##STR1## in which X represents trifluoromethyl, cyano or a ##STR2## in which R.sup.1 represents an optionally saturated or unsaturated aliphatic radical, 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 hydrogen, alkyl with 1 to 8 carbon atoms or alkenyl or alkynyl with up to 8 carbon atoms, it being possible for each of these alkyl, alkenyl and alkynyl radicals to carry one or more substituents, 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, or R.sup.2 and R.sup.3 conjointly with the adjoining nitrogen atom for an optionally substituted 5-membered to 7-membered heterocyclic ring in which 1 to 3 ring members may be selected from oxygen, sulphur and nitrogen, and R represents alkyl with 1 to 12 carbon atoms or alkenyl or alkynyl each with up to 12 carbon atoms, it being possible for each of these alkyl, alkenyl and alkynyl radicals to carry one or more substituents, or represents cycloalkyl with 5 to 7 carbon atoms in the ring or represents a phenyl radical which is at least disubstituted; and the use of such novel 4,5-dichloro-imidazole derivatives as plant protection agents especially as a herbicide, plant growth regulant, insecticide or acaricide.
该申请涉及一种4,5-二氯咪唑衍生物,其化学式为##STR1##其中X代表三氟甲基,氰基或##STR2##其中R.sup.1代表可选的饱和或不饱和脂肪基,R.sup.2代表氢,1至8个碳原子的烷基,最多含有8个碳原子的烯基或甲酰基,R.sup.3代表氢,1至8个碳原子的烷基或最多含有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一个或多个取代基,或代表环戊烷基,环已用1至6个碳原子取代的环戊烷基,或可能携带一个或多个取代基的苯基,或R.sup.2和R.sup.3与相邻的氮原子共同形成一个可能被氧,硫和氮中选择1至3个环成员的取代的5至7元杂环,R代表1至12个碳原子的烷基或最多含有12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一个或多个取代基,或代表环已用5至7个碳原子取代的环戊烷基,或代表至少双取代的苯基;以及将这种新的4,5-二氯咪唑衍生物用作植物保护剂,特别是用作除草剂,植物生长调节剂,杀虫剂或杀螨剂。