N-halophenyldichlorisothiazolones and method for their manufacture
Abstract
Abstract (R-SO2-CH2-CO-NH-),R1,R2,R3-BENZENE IN WHICH R IS ALKYL OR ARYL, WITH CARBON DISULPHIDE AND A STRONGLY ALKALINE COMPOUND, OBTAINING A REACTION PRODUCT WHICH IS THEN REACTED WITH AN ALKYLATING AGENT TO OBTAIN THE INTERMEDIATE PRODUCT OF FORMULA III IN WHICH R'' REPRESENTS LOWER ALKYL. THIS INTERMEDIATE PRODUCT IS TREATED WITH A CHLORINATING AGENT TO OBTAIN THE FINAL PRODUCT OF FORMULA I. THE NEW ISOTHIAZOLONES ARE USEFUL AS MICROBICIDES AND GERMICIDES. (R-SO2-C(=C(-S-R'')2)-CO-NH-),R1,R2,R3-BENZENE ISOTHIAZOLE 2-(R1,R2,R3-PHENYL),3-(O=),4,5-DI(CL-)-2,3-DIHYDRO NEW ISOTHIAZOLONES OF THE GENERAL FORMULA I IN WHICH ONE OF R1, R2 AND R3 REPRESENTS HALOGEN AND EACH OF THE OTHERS OF R1, R2 AND R3 REPRESENTS HYDROGEN, LOWER ALKYL, LOWER ALKOXY, HALOGEN, NITRO, TRIFLUOROMETHYL, CYANO, PHENOXY OR HALOGEN OPHENOIXY, ARE PREPARED BY REACTING AN ANILIDE OF FORMULA II
Inventors
- 👤 Werner Toepfl
Bibliographic Details
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