SEARCH Articles Figures Tables 1- Phenyl-pyrimidin-2 -one, reaction with 3- pyrimidin-4-one 4- pyrimidine, reaction with 5- Phenyl-2-[2- pyrimidine Activated methylene Activated methylene compounds Active methylene compounds reaction Methylenation reaction Methylene compounds Methylene reactions Methylenes, activated methylene Phenyl Reactions Phenyl compounds Pyrimidine-4 -ones Pyrimidines reactions Reaction with methylene