Abstract
Chlorinated cotarnine was alkynated in the 1-position upon brief heating in acetonitrile with silver acetylenides of propargylamines to form the corresponding propargylamine derivatives.
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Ukhin, L.Y., Gol'ding, I.R. & Kartsev, V.G. Alkynation of Chlorinated Cotarnine by Silver Propargylamines. Chemistry of Natural Compounds 40, 156–159 (2004). https://doi.org/10.1023/B:CONC.0000033934.74690.21
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DOI: https://doi.org/10.1023/B:CONC.0000033934.74690.21