An efficient one-pot synthesis of octahydroquinazolinone derivatives using catalytic amount of H2SO4 in water

A Reexamination of the Mechanism of the Biginelli Dihydropyrimidine Synthesis. Support for an <i>N</i>-Acyliminium Ion Intermediate¹

C. Oliver Kappe · The Journal of Organic Chemistry · 1997 · 449 citations

Natural Sciences, Biochemistry, Chemistry +13

Indium(III) bromide-catalyzed preparation of dihydropyrimidinones: improved protocol conditions for the Biginelli reaction

Nanyan Fu, Yaofeng Yuan, Zhong Cao et al. · Tetrahedron · 2002 · 356 citations

Natural Sciences, Chemical Engineering, Chemistry +4

Ionic liquids catalyzed Biginelli reaction under solvent-free conditions

Jiajian Peng, Youquan Deng · Tetrahedron Letters · 2001 · 341 citations

Natural Sciences, Chemical Engineering, Chemistry +13

Zirconium(IV) chloride catalyzed one-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones

Ch. Venkateshwar Reddy, M. Mahesh, P. V. K. Raju et al. · Tetrahedron Letters · 2002 · 303 citations

Natural Sciences, Chemical Engineering, Chemistry +4

Mn(OAc) 3 ·2H 2 O-mediated three-component, one-pot, condensation reaction: an efficient synthesis of 4-aryl-substituted 3,4-dihydropyrimidin-2-ones

C. Suresh Reddy, C. Devendranath Reddy · Tetrahedron Letters · 2001 · 244 citations

Natural Sciences, Chemistry, Medicinal Chemistry +4