| abstract |
Compounds of Formula 1 wherein Z is Formula 3, Y is cycloalkyl or cycloalkenyl of 3 to 8 carbons optionally substituted with one or two R4 groups, or Y is phenyl, said groups being optionally substituted with one or two R4 groups, the divalent Y radical being substituted by the Z and -CR1=CR1-CR1=CR1 groups on adjacent carbons; X is NR5; R1 and R2 independently are H, lower alkyl or fluoroalkyl; R3 is hydrogen, lover alkyl, Cl or Br; R4 is lower alkyl, fluoroalkyl or halogen; R5 is H or lower alkyl, and a is hydrogen, COOH or a pharmaceutically acceptable salt thereof, COOR8, CONR9R10, -CH2OH, CH2OR11, CH2OCOR11, CHO, CH(OR12)2, CHOR13O, -COR7, CR7(OR12)2, CR7OR13O, or tri-lower alkylsilyl, where R7 is an alkyl, cycloalkyl or alkenyl group containing 1 to 5 carbons, R8 is an alkyl group of 1 to 10 carbons, a cycloalkyl group of 5 to 10 carbons or trimethylsilylalkyl where the alkyl group has 1 to 10 carbons, or R8 is phenyl or lower alkylphenyl, R9 and R10 independently are hydrogen, an alkyl group of 1 to 10 carbons, or a cycloalkyl group of 5-10 carbons, or phenyl or lower alkylphenyl, R11 is lower alkyl, phenyl or lower alkylphenyl, R12 is lower alkyl, and R13 is divalent alkyl radical of 2-5 carbons, have retinoid like biological activity. |