
Journal of the Chemical Society. Chemical communications p. 1246 - 1248 (1981)
Update date:2022-08-17
Topics:
Blasko, Gabor
Elango, Varadaraj
Murugesan, Natesan
Shamma, Maurice
Treatment of the protopine (7) with strong base and sunlight yields the cis-fused indenobenzazepine (8) while reaction of the oxo-aziridine (9) with acidic reagents leads to the trans-indenobenzazepines (13), (15), and (17), which isomerize with time in the reaction medium to the corresponding cis-analogues (14), (16), and (18).
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