[bmim(SO3H)][OTf]/[bmim][X] and Zn(NTf2)2/[bmim][X] (X = PF6 and BF4); efficient catalytic systems for the synthesis of tetrahydropyrimidin-ones (-thiones) via the Biginelli reaction

[bmim(SO3H)][OTf]/[bmim][X] and Zn(NTf2)2/[bmim][X] (X = PF6 and BF4); efficient catalytic systems for the synthesis of tetrahydropyrimidin-ones (-thiones) via the Biginelli reaction

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Tetrahedron Letters - Volume 57, Issues 27–28, 6 July 2016, Pages 3029-3035

Hemantkumar M. Savanur, Rajesh G. Kalkhambkar, Gopalakrishnan Aridoss, Kenneth K. Laali,