申请人:Hoechst Aktiengesellschaft
公开号:US05332715A1
公开(公告)日:1994-07-26
Plant-protecting substituted isoxazolines, isoxazoles, isothiazolines and isothiazoles, and also processes for their preparation and their use Compounds of the formula I (R.sup.1)(R.sup.2)(R.sup.3)Si--A--Het--B--CO--Z (I) where Het is an isoxazole-, isoxazoline-, isothiazole- or isothiazoline-3,5-diyl radical, A and B are a bond or alkylene, R.sup.1, R.sup.2 and R.sup.3 are substituted or unsubstituted, saturated or unsaturated alkyl or, if desired, phenylalkyl or phenyl, Z is OH, OR where R is saturated or unsaturated, substituted or unsubstituted alkyl or substituted or unsubstituted phenyl or benzyl or trialkylsilylmethoxy, substituted or unsubstituted phenylamino or oxazolinyl or amino, mono- or dialkylamino or -hydrazino, cycloalkylamino, NH.sub.2 NH.sub.2, pyridino, morpholino, dimethylmorpholino, a radical --ON.dbd.CR.sup.4 R.sup.5 or O--CHR.sup.7 --CO--OR.sup.6 where R.sup.4, R.sup.5 =alkyl and/or R.sup.4 CR.sup.5 is cycloalkyl and R.sup.6, R.sup.7 are H or a saturated or unsaturated acyclic hydrocarbon radical, are suitable for protecting crop plants against phytotoxic side effects of herbicides.
保护植物的取代异氧唑烷,异氧唑,异硫唑烷和异硫唑,并且它们的制备和使用方法。式I化合物(R.sup.1)(R.sup.2)(R.sup.3)Si--A--Het--B--CO--Z(I),其中Het是异氧唑,异氧唑烷,异硫唑或异硫唑烷-3,5-二基基,A和B是键合或烷基,R.sup.1,R.sup.2和R.sup.3是取代或未取代,饱和或不饱和的烷基或如有需要,苯基烷基或苯基,Z是OH,OR,其中R是饱和或不饱和,取代或未取代的烷基或取代或未取代的苯基或苯甲基或三烷基硅基甲氧基,取代或未取代的苯胺基或噁唑基或氨基,单烷基或双烷基胺基或-叠氮基,环烷基胺基,NH.sub.2 NH.sub.2,吡啶基,吗啉基,二甲基吗啉基,基团--ON.dbd.CR.sup.4 R.sup.5或O--CHR.sup.7--CO--OR.sup.6,其中R.sup.4,R.sup.5=烷基和/或R.sup.4 CR.sup.5是环烷基和R.sup.6,R.sup.7是H或饱和或不饱和的无环烃基,适用于保护作物植物免受除草剂的植物毒性副作用。