| abstract |
NEW MATERIAL:A compound expressed by formula I [R 1 is H, alkyl, cyano, formula II or III (R 5 and R 6 are H, alkyl, phenyl, etc.), etc.; A is CR 2 or N; B is CR 3 or N; D is CR 4 or N (R 2 to R 4 are H, halogen, nitro, cyano, etc.); at least either of B and D is N when A is N and at least either of A and D is N, etc., when B is N]. n EXAMPLE: 4,5-Dichloro-2-cyano-1-dimenthylsulfamoylpyrrole. n USE: A noxious organism controlling agent useful for especially disease injuries, such as late blight of potato and tomato, downy mildew of cucumber and grape or blue rot of tobacco, or various soil disease injuries caused by fungi of the genus Plasmodiophora, Aphanomyes or Pythium. n PREPARATION: A compound expressed by formula IV is reacted with a compound expressed by the formula Y-SO 2 N(CH 3 ) 2 (Y is halogen) at 10-150°C for 1-48hr to afford the compound expressed by formula I. n COPYRIGHT: (C)1990,JPO&Japio |