22409-83-2Relevant articles and documents
Therapeutic agents
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, (2008/06/13)
Compounds of formula I STR1 and pharmaceutically acceptable salts thereof in which R1, R2 and R3 independently represent hydrogen, hydroxy, halo, alkyl or alkoxy; ALK1 represents a C2-6 alkylene chain optionally substituted by one or more C1-2 alkyl groups; Y represents a piperidine ring which is attached through nitrogen to ALK1 ; R4 represents hydrogen or a C1-4 alkyl group; the broken line in --- represents a bond, or is absent and the free valency on Y is taken up by hydrogen and the free valency on CR4 is taken up by hydrogen or a C1-4 alkyl group; ALK2 is absent or represents a C1-4 alkylene chain optionally substituted by one or more C1-2 alkyl groups; and R5 and R6 independently represent hydrogen, alkyl, phenyl, alkyl (optionally substituted) or R5 and R6 together with the nitrogen atom to which they are attached represent a saturated 3-7 membered heterocyclic ring (with a proviso); are disclosed which are antiinflammatory, antiallergic and immunomodulatory agents. Compositions containing these compounds and processes to prepare these compounds are also disclosed.
