| abstract |
Compounds of the formulas <IMAGE> (1) or <IMAGE> (2) wherein each R1 is independently H or alkyl (1-8C) and R2 is alkyl (1-8C) or wherein the proximal R1 and R2 taken together are -(CH2)p- wherein p=3-5; R3 is H or alkyl (1-4C); R4 is fused or conjugated unsubstituted or substituted bicycloaryl methylene; n is 0, 1 or 2; m is 0 or 1; and x is OR5 or NHR5, wherein R5 is H or substituted or unsubstituted alkyl (1-12C), aryl (6-12C), aryl alkyl (6-16C); or X is an amino acid residue or amide thereof; or X is the residue of a cyclic amine or heterocyclic amine; Y is selected from the group consisting of R7ONR6CONR6-, R62NCONOR7-, and R6CONOR7-, wherein each R6 is independently H or lower alkyl (1-4C); R7 is lower alkyl (1-4C) or an acyl group; and wherein -CONR3- is optionally in modified isoteric form are inhibitors of matrix metalloproteases. |