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Heterodienophilic intramolecular diels-alder reactions of 1,2,4 triazines. : Synthesis of novel polycyclic condensed pyrazines and lumazines

✍ Scribed by Edward C. Taylor; Joseph L. Pont; John C. Warner


Book ID
108371811
Publisher
Elsevier Science
Year
1987
Tongue
French
Weight
711 KB
Volume
43
Category
Article
ISSN
0040-4020

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πŸ“œ SIMILAR VOLUMES


Intramolecular Diels-Alder reactions of
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Syntheses of several 6,6,6-tricyclic condensed pyridines and pyrazines utilizing intramolecular Diels-Alder reactions of 1,2,4-triazines with alkyne and nitrile dienophiles are detailed. The cyclizations are facilitated by the presence 01 conformationally restrictive planar aromatic rings in the cha

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Imidazole and 2-phenylimidazoleundergo intramolecularcycloadditions with 1,2,4triazines tethered betweenan imidazolenitrogenand the triazinylC3 position with a trimethylene chainto producetetrahydro-l,5-naphthyridines followingloss of N2 and a nitrile.

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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a β€œFull Text” option. The original article is trackable v