83794-08-5Relevant academic research and scientific papers
Preparation of Compounds in the New DipyrroloPyridine Series from 1-Benzylidene-2,3-dioxopyrrolidines. A Variation of the Hantzsch Sythesis.
Snyder, Carroll A.,Thorn, Mark A.,Klijanowicz, James E.,Southwick, Philip L.
, p. 603 - 607 (2007/10/02)
Treatment of easily prepared 1-substituted-4-benzylidene-2,3-dioxopyrrolidines with ammonium formate produces 1,2,4,6,7,8-hexahydro-2,6-disubstituted-8-aryldipyrrolopyridine-3,5-diones (II), usually in yields of 50 to 60percent.Aromatizatio
