| abstract |
COMPOUNDS OF FORMULA 1( FORMULA 1 )WHEREIN :R REPRESENTS AN OPTIONALLY SUBSTITUTED ALKYL OR AN OPTIONALLY SUBSTITUTED CYCLOALKYL GROUP; @R1 REPRESENTS HALOGEN, -O(CH2)M OR5, CYANO, R5, -CO2R5 OR ALKYL SUBSTITUTED BY OR5;@R2 AND R3 REPRESENT HALOGEN, HYDROGEN, R5, ALKYL SUBSTITUTED BY -OR5, NITRO, CYANO, -OR5 -O(CH2)MOR5 OR -CO2R5;@R4 AND R5 REPRESENT AN OPTIONALLY SUBSTITUTED ALKYL GROUP;@N REPRESENTS ZERO, 1 OR 2 AND@M REPRESENTS AN INTEGER FROM 1 TO 3;@AND AGRICULTURALLY ACCEPTABLE SALTS OF ENOLIC TAUTOMERIC FORMS THEREOF ARE USEFUL AS HERBICIDES. |