1. See for example;Lewandowski;Comb Chem,1999
2. For a tabular literature survey of all published DHPMs of type prepared via three - component Biginelli condensation see;Kappe;Org React,2004
3. Pure and Solid - and solution - phase synthesis of bioactive dihydropyrimidines;IUPAC;Kappe Bioorg Med Chem Lett Applied Chemistry Kappe Angew Chem Engl,2000