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1. Synlett 2003: 0067-0070
Ravi Varala, M. Mujahid Alam, Srinivas R. Adapa
Bismuth Triflate Catalyzed One-Pot Synthesis of 3,4-Dihydropyrimidin-2 (1H)-ones: An Improved Protocol for the Biginelli Reaction
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http://dx.doi.org/10.1055/s-2003-36216
Renwei Zheng a; Xiaoxia Wang a; Hui Xu a; Jingxing Du
Bronsted Acidic Ionic Liquid: An Efficient and Reusable Catalyst for the Synthesis of 3,4-Dihydropyrimidin-2(1H)-ones
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http://dx.doi.org/1080/00397910600588488
Farhad Shirini; Mohammad Ali Zolfigol; Esmail Mollarazi
ZrOCl2 · 8H2O as an Efficient Reagent for the Solvent-Free Synthesis of 3,4-Dihydropyrimidin-2-(1H)-ones
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http://dx.doi.org/10.1080/00397910600639828
Limin Wang a; Changtao Qian b; He Tian a; Yun
Lanthanide Triflate Catalyzed One-Pot Synthesis of Dihydropyrimidin-2(1H)-thiones by a Three-Component of 1,3-Dicarbonyl Compounds, Aldehydes, and Thiourea Using a Solvent-Free Biginelli Condensation
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http://dx.doi.org/10.1081/SCC-120018755