Cyclisation of N-(m-methoxybenzyl)-N-tosylanthraniloyl chloride with aluminium chloride at –20° yielded 5,6-dihydro-8-methoxy-5-tosyldibenz[b,e]azepine-11-one (70%), which could be detosylated with polyphosphoric acid. Some reactions of the dihydrodibenzazepinone system are described.
I. MacDonald and G. R. Proctor, J. Chem. Soc. C, 1969, 1321 DOI: 10.1039/J39690001321
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