| 摘要 |
Compounds of formula: <IMAGE> and stereoisomers thereof, wherein R1 is unsubstituted or substituted aryl or heteroaryl; R2 is H, alkyl, alkenyl or alkynyl; X is O, NH, or S; R3 being alkyl, alkenyl, alkynyl or COR4 where R4 has an R3 value, when X is O; R3 being -CO- alkyl when X is NH; and R3 being alkyl, alkenyl or CSNR5R6 where R5 and R6, which may be the same or different, are H, alkyl, alkenyl or, together with the adjacent N atom, constitute a ring, when X is S; or XR3 together represent -CN; and salts and metal complexes thereof, have fungicidal and plant growth regulating activity. |
