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S. Chitra and K. Pandiarajan, “Calcium Fluoride: An Efficient and Reusable Catalyst for the Synthesis of 3,4- Dihydropyrimidin-2(1H)-ones and Their Corresponding 2-(1H)-thiones: An Improved High Yielding Protocol for Biginelli Reaction,” Tetrahedron Letters, Vol. 50, No. 19, 2009, pp. 2222-2224.

has been cited by the following article:

• TITLE: Garlic Clove Catalyzed Biginelli Reaction in Water at Ambient Temperature

  AUTHORS: Hishame Abd-Elnabi, Afaf Mohamed Abdel Hameed, Ramadan Ahmed Mekheimer, Reham R. Awed, Kamal Usef Sadek

  KEYWORDS: Garlic Glove; Biocatalysis; Water; Biginelli Reaction

  JOURNAL NAME: Green and Sustainable Chemistry, Vol.3 No.4, November 22, 2013

  ABSTRACT: A simple, green and highly efficient procedure for the Biginelli condensation reaction of aldehydes, β-ketoesters, urea or thiourea catalyzed by crushed garlic clove at ambient temperature is reported.