Abstract:
Benzimidazole derivatives of formula (I) or a pharmaceutically acceptable salt thereof are MCP-1 antagonists and are thus useful in the treatment of inflammation, artherosclerosis, restenosis, and immune disorders such as arthritis and transplant rejection wherein A is N or CH; where W, X, Y and Z can be independently C-R2, C-R3, C-R4, C-R5, or N; no more than two of W, X, Y and Z can be N in any one structure, R2, R3, R4 and R5 can be independently H, C1-20 alkyl, halogen, nitro, -SO2NR8R9, alkoxy of from 1-4 carbon atoms; -S(O)pR where p is an integer from 0 to 2; -(CH2)mOR, -(CH2)mCOOR, -(CH2)mNR8R9, -(CH2)mCONR8R9, -(CH2)mCOR, or -CF3; m is an integer of from 0 to 4, R is hydrogen, lower alkyl of from 1-4 carbon atoms, aryl of from 6-10 carbon atoms, or benzyl; R1 can be H, lower alkyl of from 1-4 carbon atoms, or -(CH2)m-Ph; R6 is alkyl of from 1-6 carbon atoms or R7; R7 is (CH2)nNR10R11; n is an integer from 2 to 6; R8 and R9 can be independently hydrogen, lower alkyl of from 1-4 carbon atoms, or can be taken together to form a ring of from 3-8 atoms having up to one additional heteroatom as O, S, SO2, or N-R12; R10 and R11 can independently be lower alkyl, -(CH2)mPh, unsubstituted or substituted with up to three R2 substituents, or R10 and R11 can be taken together to form a ring of from 3-8 atoms which may contain oxygen or NR12; R12 is hydrogen, lower alkyl, -(CH2)tPh, where Ph is phenyl unsubstituted or substituted with up to three R2 substituents; t is an integer of from 0 to 2.
Abstract:
Substituted piperazines and piperidines and derivatives thereof are described, as well as methods for the preparation and pharmaceutical composition of same, which are useful as central nervous system agents and are particularly useful as dopamine antagonists and antipsychotic agents.
Abstract:
This invention relates to compounds of the formulae (I), (II), (III), wherein R'- R e , A, X, and Z are defined as in the specification, pharmaceutical compositions containing them and their use in the treatment of central nervous system disorders.
Abstract:
This invention relates to compounds of the formula (I), wherein R 1 , R 2 , and R 3 and R 4 are defined as in the specification, pharmaceutical compositions containing them and their use in the treatment of central nervous system disorders.
Abstract:
The present invention provides a method of treating Alzheimer's disease using a compound of Formula (I). Also provided is a method of inhibiting the aggregation of amyloid proteins using a compound of the Formula (I) and a method of imaging amyloid deposits, as well as new compounds of Formula (I).