Diazepines. Part IV. Dihydrodiazepinium salts from the condensation reaction between NN′-disubstituted ethylenediamines and β-dicarbonyl compounds
- 1 January 1966
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society C: Organic
Abstract
β-Diketones as well as β-dialdehydes react with 1,2-dianilinoethane to form 2,3-dihydro-1,4-diphenyl-1,4-diazepinium salts. Other NN′-disubstituted ethylenediamines react similarly. The NN′-dihydrodiphenyl-diazepinium salts are stable in acid but not in alkali. Substitution of the diazepinium cation by bromine has been effected.Keywords
This publication has 0 references indexed in Scilit: