Summary
Cycleanine has been demethylated with pyridine hydrochloride. It has been shown that the reaction takes place in stepwise fashion with the successive formation of 7-norcycleanine, isochondodendrine, and tetra-O-dimethylcycleanine.
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Additional information
All-Union Scientific-Research Institute of Medicinal Plants, Moscow. Translated from Khimiya Prirodnykh Soedinenii, No. 5, pp. 662–664, September–October, 1977.
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Belichenko, O.P., Tolkachev, O.N. & Fesenko, D.A. Production of phenolic alkaloids of the isochondodendrine series. Chem Nat Compd 13, 549–551 (1977). https://doi.org/10.1007/BF00569586
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DOI: https://doi.org/10.1007/BF00569586