One-Pot Conversion of α-Thioureido Esters to Imidazol-2-ones and Imidazole-2-thiones
作者:Jay Markwalder、Richard Pottorf、Steven Seitz
DOI:10.1055/s-1997-6138
日期:1997.6
4-Hydroxyimidazolidin-2-ones and 4-hydroxyimidazolidine-2-thiones are obtained by treatment of N-(aminocarbonyl)-α-amino esters and N-(aminothiocarbonyl)-α-amino esters with diisobutylaluminum hydride (DIBAH). These substances are transformed to imidazol-2-ones and imidazole-2-thiones upon acidic workup.