109717-71-7Relevant articles and documents
BENZOPHENANTHRIDINES. VI. TRANSFORMATIONS OF PROTOBERBERINE ALKALOIDS INTO BENZOPHENANTHRIDINE ALKALOIDS. HOFMANN DEGRADATION OF α-N- AND β-N-METHYL-(+/-)-13α-HYDROXYXYLOPININE IODIDES
Sladkov, V. I.,Sazonova, N. M.,Kuleshova, L. N.,Lindeman, S. V.,Struchkov, Yu. T.,Suvorov, N. N.
, p. 767 - 773 (2007/10/02)
(+/-)-13α-Hydroxyxylopinine was synthesized from 3,4-dihydropapaverine dichlorophosphate through a stage involving the formation of 3,4-dihydropapaveraldine and α-hydroxynorlaudanosine.The product was converted by the action of methyl iodide in ethanol in
