Asymmetric synthesis of amino-pyrrolidinones and a crystalline, free-base amino-pyrrolidinone
申请人:——
公开号:US20040006137A1
公开(公告)日:2004-01-08
A novel process for the asymmetric synthesis of an amino-pyrrolidinone of the type shown below is described.
1
These compounds are useful as intermediates for MMP and TACE inhibitors.
Crystalline, free-base form of Compound J ((2R)-2-((3R)-3-amino-3-{-[(2-methyl-4-quinolinyl)methoxy]phenyl}-2-oxopyrrolidinyl)-N-hydroxy-4-methylpentanamide):
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which is useful as a TACE inhibitor, pharmaceutical compositions comprising the same, and methods of using the same for treating inflammatory diseases are also described.