C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 51/16 (2006.01) C07C 57/46 (2006.01) C07D 211/22 (2006.01)
Patent
CA 2510158
The present invention relates to a process for the preparation of cyclopropyl keto a, a-dimethylphenyl acetic acid of structural Formula I, and to the use of this compound as an intermediate for the preparation of an antihistamine, fexofenadine.
L'invention concerne un procédé de préparation de l'acide cyclopropylcétone .alpha.,.alpha.-diméthylphénylacétique de formule développée I, ainsi que l'utilisation de ce composé comme intermédiaire de la préparation d'une antihistamine, la flexofénadine.
Khanduri Chandra Has
Kumar Naresh
Sharma Mukesh Kumar
Deeth Williams Wall Llp
Ranbaxy Laboratories Limited
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