9-Acridone from 2,2′-diaminobenzophenone
- 1 January 1966
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society C: Organic
Abstract
9-Acridone and 3,6-dichloro-9-acridone have been prepared in high yields by treatment of the corresponding 2,2′-diaminobenzophenones with 100% phosphoric acid. Boiling hydrochloric acid does not effect these cyclisations.Keywords
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