Process for preparing cotarnine

Details Process for preparing cotarnine Process for preparing cotarnine

C - Chemistry, Metallurgy

07

D

260/275.5

C07D 491/056 (2006.01) C07D 491/04 (2006.01)

Patent

CA 1294622

PROCESS FOR PREPARING COTARNINE ABSTRACT OF THE DISCLOSURE: A process for preparing cctarnine is provided which comprises oxidizing the amino group of a tetrahydroisoquinoline compound represented by the following formula (I): Image (I) to convert said compound into a dihydroisoquinolinium salt represented by the following formula (II): Image (II) wherein A- represents an anion, and then hydrolyzing said dihydroisoquinolinium salt.

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