申请人:BASF Aktiengesellschaft
公开号:US05753594A1
公开(公告)日:1998-05-19
3-Halo-3-hetarylcarboxylic acid derivatives having the formula I ##STR1## in which R is a formyl group, a group CO.sub.2 H or a radical which can be hydrolyzed to COOH, and the remaining substituents have the following meanings: R.sup.2 and R.sup.3 are halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy or C.sub.1 -C.sub.4 -alkylthio; X is nitrogen or CR.sup.13, where R.sup.13 is hydrogen or together with R.sup.3 forms an alkylene or alkenylene chain in which in each case one methylene group is replaced by oxygen; R.sup.4 is an unsubstituted or substituted five- or six-membered heteroaromatic ring which contains one to three nitrogen atoms and/or one sulfur or oxygen atom; R.sup.5 is hydrogen, substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or phenyl; Y is sulfur, oxygen or a single bond; and Z is halogen. The derivatives I having herbicidal and plant-growth regulating properties.
具有以下式子I的3-卤代-3-杂环羧酸衍生物
##STR1##
其中R是甲酰基,CO.sub.2 H基团或可水解为COOH的基团,其余取代基具有以下含义:R.sup.2和R.sup.3是卤素,C.sub.1-C.sub.4-烷基,C.sub.1-C.sub.4-卤代烷基,C.sub.1-C.sub.4-烷氧基,C.sub.1-C.sub.4-卤代烷氧基或C.sub.1-C.sub.4-烷硫基;X是氮或CR.sup.13,其中R.sup.13是氢或与R.sup.3一起形成一个烷基或烯基链,在每种情况下,一个亚甲基被氧代替;R.sup.4是一个未取代或取代的五元或六元杂环芳香环,其中含有一到三个氮原子和/或一个硫或氧原子;R.sup.5是氢,取代或未取代的烷基,烯基,炔基,环烷基或苯基;Y是硫,氧或单键;Z是卤素。具有除草和植物生长调节性质的I衍生物。