C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 317/58 (2006.01)
Patent
CA 2249401
Processes for the preparation of R-.alpha.-propyl-piperonyl amine and its analogs, such compounds being useful intermediates in the preparation of elastase inhibitors, and intermediates useful for making R-.alpha.-propyl- piperonyl amine are described.
L'invention concerne des procédés de préparation d'une amine R-.alpha.-propyl-piperonyl et de ses analogues, ces composés étant d'utiles intermédiaires dans la préparation d'inhibiteurs d'élastase, et des intermédiaires utiles destinés à la production d'une amine R-.alpha.-propyl-piperonyl.
Anzalone Luigi
Li Hui-Yin
Waltermire Robert Eugene
Dimock Stratton Clarizio Llp
Du Pont Pharmaceuticals Company
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