| 摘要 |
FIELD: organic chemistry, agriculture. ^ SUBSTANCE: invention relates to method for production of compounds of general formula I wherein R1 represents CN or CSNH2; X represents N or C each R2 and R4 are independently hydrogen or chlorine; R3 represents halogen, haloalkyl, haloalkoxy or SF3; R5 and R6 are independently alkyl; n = 0, 1 or 2. Claimed method includes reaction of compound of formula II , wherein substituents are as defined above; W represent hydrogen, with metal inorganic salt or organic amine to form salt of compound II as intermediate and further reaction of said salt with alkylating agent of formula III wherein R6 is as defined above; Y represents leaving group. In another embodiment compounds of formula I are obtained by reaction of metal inorganic salt or organic base of formula II with abovementioned alkylating agent of formula III. ^ EFFECT: essentially decreased formation of side products; target products of high purity. ^ 37 cl, 4 ex |
