申请人:BASF Aktiengesellschaft
公开号:US05777118A1
公开(公告)日:1998-07-07
Cyclic acetals of the formula I ##STR1## where the substituents have the following meanings: R.sup.1 and R.sup.2 are hydrogen, unsubstituted or substituted alkyl or phenyl; additionally R.sup.1 and R.sup.2 together are an unsubstituted or substituted C.sub.2 -C.sub.6 -alkylene chain; Y is oxygen or sulfur; A has the meaning as given in claim 1; a process for preparing the acetals I and their use for the production of crop protection compositions are described.
公式I的环状缩醛,其中取代基具有以下含义:R1和R2为氢、未取代或取代的烷基或苯基;此外,R1和R2还可以一起是未取代或取代的C2-C6烷基链;Y为氧或硫;A的含义如权利要求1所述;描述了制备缩醛I的过程以及它们在生产农药组合物中的应用。