Tetrahedron Letters p. 5429 - 5432 (1985)
Update date:2022-08-04
Topics:
Flitsch, Wilhelm
Rutkowski, Karin
The labile <10b.10c>diazapyraceheptylene 1 was obtained by thermoflash dehydrogenation of a mixture of olefins 5a/b.The 1H NMR spectrum indicates a strong influence of the 14?-electron periphery.A by-product of the synthesis of 1, i.e, pyrazino<2,1,6-cd:5
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