| 摘要 |
NEW MATERIAL:The compound of formula I [Q is group of formula I or II (R<1>-R<3> are H, halogen, NO2, alkyl, phenyl, etc.; R<4> and R<5> are H, halogen, alkyl, phenyl, etc.); m is 0-2; R is H or alkyl; B and D are H halogen, alkyl, allylalkyl, etc.; E is H, alkyl, alkoxy, etc.; W is O, S or N-R<16> (R<16> is H, alkyl or alkoxy); G is group of formula IV or V (X and Y are H, halogen, alkyl, cyclopropyl, etc.; Z is N or C-R<25>; R<25> is H, alkyl, etc.; X<1> and X<2> are H, halogen, akyl, etc.)]. EXAMPLE:N-[4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-4-ethoxycarbonyl -1-(2- pyridyl)pyrazole-5-sulfonamide. USE:A herbicide. PREPARATION:The compound of formula I can be produced by reacting a pyrazolesulfonyl(thio)isocyanate derivative of formula VI (W' is O or S) with a compound of formula VII. |
