Abstract
An efficient synthesis of functionalized tetrahydroimidazoles via a one-pot tandem reaction between ninhydrin, primary alkylamines, arylisocyanates or arylisothiocyanates, acetylenic esters and triphenylphosphine is described.
Keywords: Arylisothiocyanates, dialkyl acetylenedicarboxylates, multi component reaction, ninhydrin, primary amine.