C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 409/12 (2006.01) A61K 31/38 (2006.01) A61K 31/445 (2006.01) C07C 311/06 (2006.01) C07C 311/19 (2006.01) C07D 333/38 (2006.01) C07D 401/12 (2006.01) C07D 409/06 (2006.01) C07D 413/12 (2006.01)
Patent
CA 2144762
Novel fibrinogen receptor antagonists of the formula: X-Y-Z-Aryl-A-B and the pharmaceutically acceptable salts thereof, wherein Aryl is a 5-membered aromatic ring system containing 1 or 2 heteroatoms chosen from N, O or S wherein ring atoms may be unsubstituted or substituted with R5 and wherein S may be substituted with 0, 1 or 2 oxygen atoms; and X comprises various Nitrogen substituents including aromatic or nonaromatic systems; Y comprises, for example, alkyl or alkylamino- carbonylalkyl groups and Z and A are substituents which when present are independently chosen from alkyl or alkyloxyal- kyl or other groups as defined herein; B is (a) or (b). The claimed compounds exhibit fibrinogen receptor antagonist activity, inhibit platelet aggregation and are therefore useful in modulating or preventing thrombus formation.
Duggan Mark E.
Egbertson Melissa S.
Hartman George D.
Hoffman William
Prugh John D.
Merck & Co. Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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