CA2924527C — Compounds for treating prostate cancer

USPTO Abstract

A compound, or a pharmaceutically acceptable salt or ester thereof, having a formula I of: R20 - (Z)b - (Y)c - (R21)a - X - R22 - R23 wherein R20 is an aryl, substituted aryl, heteroaryl, substituted heteroaryl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a silyl-containing group, a boryl-containing group, a phosphine-containing group, amino, a thio-containing group, a seleno-containing group, halide, or a nitro- containing group; Z is alkanediyl, substituted alkanediyl, cycloalkanediyl, or substituted cycloalkanediyl; Y is S, O, or NR10, wherein R10 is H or alkyl; R21 is alkanediyl, substituted alkanediyl, cycloalkanediyl, substituted cycloalkanediyl, alkadienyl, substituted alkadienyl, alkatrienyl, substituted alkatrienyl; X is -C(=0)- or -S(=0)(=0)-; R22 is a moiety that includes at least one divalent amino radical; R23 is an aryl, substituted aryl, heteroaryl, substituted heteroaryl, heterocycloalkyl, substituted heterocycloalkyl, alkoxy, aryloxy, a silyl-containing group, a boryl-containing group, a phosphine- containing group, amino, a thio-containing group, a seleno-containing group, halide, or a nitro -containing group; a is 0 or 1; b is 0 or 1; and c is 0 or 1; provided that if X is -C(=0)- then Y is not S.