Selective demethylation in 7,4',5'-substituted cularine compounds can be achieved under two different sets of conditions (acidic and nucleophilic).Less satisfactory results are obtained in the 7,3',4'-substituted analogs.
Lera, Angel Rodriquez de,Villaverde, Carmen,Castedo, Luis
p. 109 - 113
(2007/10/02)
CELTINE, CELTISINE AND BREOGANINE, NEW PHENOLIC CULARINE ALKALOIDS FROM FUMARIACEAE
Three new phenolic cularines have been isolated from Sarcocapnos and Corydalis species.Their structures have been elucidated on the basis of spectroscopic studies and chemical transformations.
Boente, J. M.,Castedo, L.,Lera, A. Rodriguez de,Saa, J. M.,Suau, R.,Vidal, M. C.
p. 1829 - 1830
(2007/10/02)
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