17236-29-2Relevant academic research and scientific papers
Cyclisation of Arylnitrenium Ions to the Aporphine Ring System: Remarkable Foramation of a Sixteen-membered Ring by an Intramolecular Electrophilic Aromatic Substitution
Abramivitch, Rudolph A.,Chinnasamy, Pennamuthiriar,Evertz, Kaspar,Huttner, Gottfried
, p. 3 - 5 (1989)
The delocalised ?-cations from 1-(m-nitreniobenzyl)-1,2,3,4-tetrahydroisoquinolines cyclise to 9- and 11-aminoaprophines, but the p-nitrenium isomers do not form a 5-membered ring uless the ring undergoing attack is strongly activated; on the other hand,
