Berberine and Coptisine in Liquid Ammonia

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Authors	MAN Stanislav DOSTÁL Jiří NEČAS Marek ŽÁK Zdirad POTÁČEK Milan
Year of publication	2001
Type	Article in Periodical
Magazine / Source	Heterocyclic Communications
MU Faculty or unit	Faculty of Science
Citation
Field	Organic chemistry
Keywords	berberine; coptisine
Description	In liquid ammonia, quaternary protoberberine alkaloids berberine and coptisine afforded unstable adducts, 8-amino-8H-berberine and 8-amino-8H-coptisine, respectively. Their structures were supported by X-ray analysis and mass spectra.
Related projects:	Structure and character of bonding, properties and analysis of synthetic and natural molecular ensembles