C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 205/08 (2006.01) C07D 405/00 (2006.01) C07D 405/04 (2006.01) C07D 405/14 (2006.01) C07D 409/00 (2006.01) C07D 409/04 (2006.01) C07D 409/14 (2006.01) C07H 17/02 (2006.01)
Patent
CA 2120221
ABSTRACT The present invention provides novel cis-N-iminomethyl- 3,-4-disubstituted-2-azetidinones, and their use in the preparation of N-acyl-2-azetidinones, intermediates in the semi-synthesis of taxol and taxol derivatives.
Droghini Roberto
Rey Allan W.
Vemishetti Purushotham
Bristol-Myers Squibb Company
Cassan Maclean
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