| abstract |
NEW MATERIAL:A compound expressed by formula I (A is phenyl, 4- methylphenyl, 2,5-dichlorophenyl, 3-cyanophenyl, naphthyl, etc.; Y is Cl, trifluoromethyl or cyano; Z is C or N). n EXAMPLE: N-(5-Cyanopyridin-2-yl)-3-cyanobenzenesulfonamide. n USE: An agricultural germicide, having a wide spectrum, exhibiting efficacy with high activity in a small amount of chemical and effective against clubroot of brassicaceous vegetables, common scab of potatoes and damping-off of beets, etc. n PREPARATION: A compound expressed by the formula A-SO 2 Cl is reacted with a compound expressed by formula III in the presence of a base, e.g. pyridine, at 80W150°C to afford the aimed compound expressed by formula I. n COPYRIGHT: (C)1986,JPO&Japio |