(IJ-acylaminoresacetophenones. The ct)-carbethoxyaminoresacetophenone, upon acid hydrolysis, gave w-aminoresacetophenone. The benzoyl derivative could not be hydrolyzed under the same circumstances 7). Non-acylated aminonitriles however have not been used until now in the reaction of Hoesch and Houben. In the experiments of Houben and coworkers it was found that halogen-substituted acetonitriles were more suitable for ...