Process for the production of piperidine derivatives

Details Process for the production of piperidine derivatives Process for the production of piperidine derivatives

2007-06-26

2007-06-26

Chang, Celia (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

10829803

ABSTRACT:
The present invention relates to processes for preparing certain piperidine derivatives, including fexofenadine (F), the active ingredient in the non-sedating antihistamine sold in the U.S. under the designation “Allegra®”. This invention also relates to novel synthetic intermediates useful in the processes of the present invention.

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