Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Azatricycles from substituted pyridines. Synthesis and rearrangement of N-ethoxycarbonyl-2-azatricyclo[4.3.1.0 3,7 ]dec-8-enes. ... The scope and relative rates of intramolecular cycloaddition reactions of methyl-substituted 2-[3-butenyl]-1,2-dihydropyridines have ...