| abstract |
A compound of formula (I). Z represents a cycloalkyl, aryl, substituted cycloalkyl or substituted aryl of 5 or 6 members, said cycloalkyl, aryl, substituted cycloalkyl or substituted aryl optionally containing one or more heteroatoms chosen from O, N or S; R1 represents hydrogen or methyl; R2 represents hydrogen, C1-C12 alkyl, aryl or aralkyl; k represents 0 or 1; n represents an integer from 8 to 20; X represents -O-, -N (H) -, -N (C1-C6 alkyl) -, -N (C3-C8 cycloalkyl) -, -N (C3-C8 cycloalkyl-C1-C8 alkyl) -, -N [(CH2CH2O) m (C1-C12 alkyl, aryl or aralkyl)], -CH2O-, -CH2NH-, -CH2N (C1-C6 alkyl), -CH2N (C3-C8 cycloalkyl) or C1-C12 alkyl; m represents 0 to 12; Q represents (-CH2) p, (-CH = CH-) p, (-C ~ C-) p, (- (O) p1CH2-) p or (-CH2 (O) p1) p where p and p1 represent independently an integer from 0 to 4; and e and do independently represent whole numbers from 0 to 10; R3 represents H, linear or branched C1-C12 alkyl (optionally substituted with phenyl, -CO-phenyl, CN, -CO-C1-C3 alkyl, -CO2-C1-C3 alkyl, or containing one or more O atoms in the chain of I rent); linear or branched C2-C6 alkenyl; linear or branched C2-C6 alkynyl or a C1-C3-NR8R9 alkyl group wherein R8 and R9 are independently H, C1-C3 alkyl or together form a 5- or 6-membered heterocyclic group, optionally containing other heteroatoms chosen from O, N or S; R4 and R5 independently represent - C3-C8 cycloalkyl - straight or branched chain C1-C6 alkyl - hydrogen - C2-C6 straight or branched chain alkenyl - substituted aryl or aryl - a heterocyclic group or a substituted heterocyclic group, including heteroaryl groups and substituted heteroaryl; R6 and R7 independently represent O or S; with the proviso that when - and e and do both represent 1. |