Photoisomerization of 3H -Azepines

Abstract

Photoelectrocyclization of 3H -azepinessubstituted in the 2-position with ethoxy, amino, anddimethylamino groups yielded 3-substituted2-azabicyclo[3.2.0]hepta-2,6-dienes as the only major volatileproducts, in all cases.

References

1. Abstracted in part from the PhD Thesis of Bernard Schmall, The City University of New York, NY, Photoisomerization of 3H-Azepines, Dissertation Abstracts International B, 1972, 33, 1060B, Avail. Univ. Microfilms, Ann Arbor, MI, Order No. 72–24; 248 pp, From Diss. Abst. Int. B, 1972, 33, 1060B.
2. von E. W. Doering and R. A. Odum, Tetrahedron, 1966, 22, 81 and pertinent references cited therein.
3. R. A. Odum and M. Brenner, J. Am. Chem. Soc., 1966, 88, 2074.
4. R. A. Odum and A. M. Aaronson, J. Am. Chem. Soc., 1969, 91, 5680.
5. R. A. Odum and B. Schmall, J. Chem. Soc., Chem. Commun., 1969, 1299.
6. E. Lerner, R. A. Odum and B. Schmall, J. Chem. Soc., Chem. Commun., 1973, 327.