Abstract: | Condensation of p-benzoquinone with N-aryl--aminocrotonic esters was used to synthesize N-aryl-2-methyl-3-carbethoxy-6-hydroxyindoles, aminomethylation of which gave N-aryl-2-methyl-3-carbethoxy-6-hydroxy-7-dimethylaminomethylindolesTranslated from Khimiya Geterotsiklicheskikh Soedinenii, No. 10, pp. 1354–1356, October, 1973. |