C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
C07H 17/00 (2006.01) C07H 17/08 (2006.01)
Patent
CA 2237747
The present invention describes a new process for the preparation of azithromycin from a suitable imino ether as precursor, characterised by the fact that the reduction and the reductive methylation of said imino ether are sequentially carried out with a noble metal catalyst and hydrogen in the presence of formaldehyde, or a source thereof, wherein both reactions can be conducted in the same reaction vessel.
de Mouro Vaz Azevedo Mendes Zita Maria
Heggie William
Hovione Inter Ltd.
Mccarthy Tetrault Llp
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