SEARCH Articles Figures Tables 1.6.7.8- Tetrahydro-4//-pyrido pyrimidin-4-ones, reduction 2,3,5,6,7,8-Hexahydro-177-pyrido pyrimidine-1,3-dione 2- Amino-4//-pyrido pyrimidin-4-ones 2- Amino-4//-pyrido pyrimidin-4-ones Mannich reactions 2- Aryl-4/7-pyrido pyrimidin-4-ones 2- Imino-2//-pyrido pyrimidine 2- Imino-2//-pyrido pyrimidine hydrochloride 2- Methyl-8-nitro-9-hydroxy-4//pyrido pyrimidin-4-ones 2-Amino-3-nitroso-4//-pyrido pyrimidin-4-ones, reduction 2-Amino-3-nitroso-4//-pyrido pyrimidine 2.4- Difluoro-2-pentafluoroethyl-3-trifluoromethyl-4//-pyrido pyrimidine 2//-Pyrido pyrimidin-2-ones, spectra 2//-Pyrido pyrimidine-2-ones 3,4,6,7,8,9-Hexahydro-277-pyrido pyrimidine, basicity 3- -4/7-pyrido pyrimidines, alkylation 3- Amino-2-hydroxy-47/-pyrido pyrimidin-4-ones 3- Chloro-2-hydroxy-4//-pyrido pyrimidin-4-one 3- Ethyl-2-methyl-4//-pyrido pyrimidin-4-thione 3- Phenyl-2-hydroxy-4//-pyrido pyrimidin-4-one 3-Formyl-4//-pyrido pyrimidin-4-ones 3.4- Dihydro-2//-pyrido pyrimidines 3.4- Dihydro-2//-pyrido pyrimidines basicity 3.9- Dicyano-2,4,8-triphenyl-7phenylsulfonyl-6//-pyrido pyrimidine-6-thione 4- Amino-3-mtroso-4//-pyrido pyrimidin-2-one 4- Aminopyrimidines pyrido pyrimidine 4- Aryl-2-imino-6,7,8,9-tetrahydro-2//pyrido pyrimidines 4-Aryl-2,3-dihydro-1 //-pyrido pyrimidine-1,3-diones 4-Methylene-3,4-dihydro-2//-pyrido pyrimidines 4//-Pyrido pyrimidin-4-ones Vilsmeier-Haack formylation 4//-Pyrido pyrimidin-4-ones chromatography 4//-Pyrido pyrimidin-4-ones reduction 4//-Pyrido pyrimidin-4-ones values 6,7-Disubstituted pyrido pyrimidines 6-Hydroxy-4-imino-4//-pyrido pyrimidine 6-Methyl-4//-pyrido pyrimidin-4-ones nitration 6//-Pyrido pyrimidine-6-thione 7-Substituted pyrido pyrimidines 9- pyrido pyrimidine-3-carboxylate 9-Amino-6,7-dihydro-4//-pyrido pyrimidin-4-ones 9-Methyl-4-imino-4//-pyrido pyrimidine-3-carbonitrile Chemistry of pyrido pyrimidines Of pyrido pyrimidines Pyrazolo-pyrido-pyrimidine-diones Pyrido 2,3-d pyrimidines Pyrido l ,2-a)pyrimidines, chemistry Pyrido pyrimidin-9-ones, 7-nitro Pyrido pyrimidine 3-oxide Pyrido pyrimidine 3-oxide 4- -, reaction Pyrido pyrimidine betaines Pyrido pyrimidine, preparation Pyrido pyrimidine-2,4,7-triones Pyrido pyrimidine-2,4-dione Pyrido pyrimidine-2,4-dione amination Pyrido pyrimidine-2,4-diones uracils Pyrido pyrimidine-2,4-diones, 6-aryl Pyrido pyrimidine-2,5-diones amination Pyrido pyrimidine-3-carboxylates Pyrido pyrimidine-3-carboxylates formation Pyrido pyrimidine-4,7-diones Pyrido pyrimidine-6-carboxylates 5- hydroxy Pyrido pyrimidines applications Pyrido pyrimidines nucleophilic substitution Pyrido pyrimidines ring transformations Pyrido pyrimidines spectra Pyrido pyrimidines, advances Pyrido pyrimidines, chemistry Pyrido pyrimidines, chemistry recent developments Pyrido pyrimidines, formation Pyrido pyrimidines, mesomeric Pyrido pyrimidines, mesomeric betaines Pyrido pyrimidines, reduction Pyrido pyrimidines, synthesis Pyrido thiazolo pyrimidines Pyrido thieno[3,2<7 pyrimidines Pyrido(2,3-</]pyrimidines, halogenation Pyrido[2,3-4/pyrimidine-6-carboxylic acids Tetracyclic pyrido pyrimidines Tricyclic pyrido thieno pyrimidines