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Formation of 3H-1,3-Benzodiazepines by Cycloaddition of 1,3-Oxazol-5-ones to 2-Phenylbenzazete
Manley, Paul W.,Rees, Charles W.,Storr, Richard C.
, p. 1007 - 1008 (1983)
Cycloaddition of 1,3-oxazol-5-ones (2) to 2-phenylbenzazete (1) gives 3H-1,3-benzodiazepines (4) which undergo thermal rearrangement to 3H-indoles.
