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Paper | Special issue | Vol 39, No. 2, 1994, pp.581-589
Published online, 1st January, 1970
DOI: 10.3987/COM-94-S(B)49
A Photochemical Synthesis of Benz[d]indeno[1,2-b]azepines

Jesús Fidalgo, Luis Castedo,* and Domingo Domínguez*

*Departamento de Química Orgánica, Facultad de Química, Universidad de Santiago y Sección de Alcaloides del C.S.I.C., 15706 Santiago de Compostela, Spain


A novel synthesis of benz[d]indeno[1,2-b]azepine (10) has been achieved by photochemical cyclization of the bromo enaminone (8). On the other hand, irradiation of enolates and enamides failed to give the cyclized azepines.