abstract |
Perfluoroalkyl-substd. phenylalkenoyl-guanidine derivs. of formula (I) and their salts are new. Ra and Rb=H, halogen, CN, OH, OR6, 1-8C alkyl, Or(CH2)aRf, 3-8C cycloalkyl or NR7R8; r=0 or 1; a=0-4; Rf=1-8C perfluoroalkyl; R6=1-8C alkyl, 1-4C perfluoroalkyl, 3-8C alkenyl, 3-8C cycloalkyl, or phenyl or benzyl ring-substd. by 0-3 of F, Cl, CF3, Me, OMe and NR9R10; R9 and R10=H, 1-4C alkyl or 1-4C perfluoroalkyl; R7 and R8=gps. as defined for R6, or R7+R8=4 or 5 CH2 gps., one of which is opt. replaced by O, S, NH, NMe or NCH2Ph; x and y=0-2; Rc and Rd=H, halogen, CN, OR6, 1-8C alkyl, Or(CH2)aRf or 3-8C cycloalkyl; R1-R5=H, 1-8C alkyl, Or(CH2)aRf, 3-8C cycloalkyl, halogen or CN; provided that at least one of Ra, Rb, Rc, Rd, R1, R2, R4 and R5 is Or(CH2)aRf, and that R3 is not Or(CH2)aRf. |