Abstract: | The corresponding five benzothiolactams were obtained by cyclization of racemic arylalkyl isothiocyanates in polyphosphoric acid. The fragmentation of all five pairs of isomeric compounds under the influence of electron impact was investigated thoroughly.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp, 1520–1523, November, 1980. |