77603-73-7Relevant academic research and scientific papers
Regioselectivity of 1,3-dipolar cycloaddition of 3-oxidopyridinium betaines to olefins and stereoselective synthesis of 6-alkyloxy-5-oxa-9- azatricyclo[5.2.1.04,8]decan-2-one derivatives
Estour, Francois,Rezel, Stephane,Fraisse, Didier,Metin, Jacques,Gaumet, Vincent,Lartigue, Claire,Miscoria, Gilles,Gueiffier, Alain,Blache, Yves,Teulade, Jean C.,Chavignon, Olivier
, p. 929 - 945 (2007/10/03)
A new method to obtain the four isomers of tropane skeleton by dipolar addition of 3-oxidopyridinium betaines to activated olefins is described, and a general synthetic strategy for tricyclic tropane homologues is also reported.
Structure of the Calystegines: New alkaloids of the nortropane family
Ducrot,Lallemand
, p. 3879 - 3882 (2007/10/02)
Three new alkaloids have been isolated from Calystegia sepium; their structures have been established from their 1H and 13C N.M.R. spectra, and confirmed by the synthesis of model compounds.
