申请人:FMC Corporation
公开号:US04980480A1
公开(公告)日:1990-12-25
Process for the production of an aryl triazolinone of the formula: ##STR1## in which R is halogen, alkyl, haloalkyl, cyanoalkyl, arylalkyl, alkoxyalkyl, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylthioalkyl, alkylsulfinylalkyl, alkylsulfonylalkyl or phenyl, each X is independently, H, halogen, lower alkyl, lower alkoxy, --NO.sub.2, --OH, --NHSO.sub.2 R', --N(SO.sub.2 R').sub.2 or --N(R')SO.sub.2 R' where R' is lower alkyl, and n is a number from 1 to 3, by treating an aryl triazolidinone of the formula: ##STR2## with a halogen of the group consisting of chlorine, bromine and iodine, or a hypohalous acid of said halogen or a salt of said acid.
制备式为:##STR1##的芳基
三唑酮的方法:其中R为卤素,烷基,卤代烷基,
氰基烷基,芳基烷基,烷氧基烷基,烷
硫基,烷基亚砜基,烷基磺酰基,烷
硫基烷基,烷基亚砜基烷基,烷基磺酰基烷基或苯基,每个X独立地为H,卤素,低烷基,低烷氧基,--NO.sub.2,--OH,--NHSO.sub.2R',--N(SO.sub.2R').sub.2或--N(R')SO.sub.2R',其中R'为低烷基,n为1到3的数字,通过用
氯,
溴和
碘组成的卤素或该卤素的
次氯酸或该酸的盐处理式为:##STR2##的芳基三唑烷酮。