C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 205/085 (2006.01) C07D 205/095 (2006.01) C07D 401/12 (2006.01) C07D 403/12 (2006.01) C07D 405/12 (2006.01) C07D 409/12 (2006.01) C07D 413/12 (2006.01) C07D 417/12 (2006.01) C07D 471/04 (2006.01) C07D 487/04 (2006.01) C07F 7/10 (2006.01)
Patent
CA 2144491
The invention provides 1,3,4 substituted and bicyclic derivatives of 2-azetidinones and processes therefor. These compounds are valuable intermediates useful in the preparation of 1-carba(dethia)cephalosporin antibiotics.
Aikins James A.
Blaszczak Larry C.
Lund Kevin P.
Rizzo John R.
Eli Lilly And Company
Gowling Lafleur Henderson Llp
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