SEARCH Articles Figures Tables 2-Amino- pteridin-4,7-dione 2-Amino-6- pteridin-4-one 5-substituted derivative converted pteridine oxide 7.8- Dihydro-6- pteridin-2,4-dione Annelated Pyrimidines (Except Purines, Pteridines, and Flavins) Benzo pteridine Benzo pteridines By Cleavage of Pteridines and Other Ring Systems Covalent hydration—continued of pteridines Covalent hydration—continued of pteridines, amino Covalent hydration—continued of pteridines, chloro Covalent hydration—continued of pteridines, dihydro Covalent hydration—continued of pteridines, hydroxy Covalent hydration—continued of pteridines, mercapto Fused Pyrimidines Purines and Pteridines Nomenclature pteridine Oxidation from pteridines Photosynthesis pteridines Pteridin-2-ones, covalent hydration Pteridin-4 -one ring openin Pteridin-4 -ones Pteridin-4 -ones 4,5-diamino Pteridin-4 -pyrimidinones Pteridine Pteridine Pteridine , 2-amino-4-hydroxy Pteridine 2,4-dihydroxy Pteridine 2-amino-4,7-dihydroxy Pteridine amino Pteridine analogues Pteridine as intermediate Pteridine compounds Pteridine covalent hydration Pteridine derivatives Pteridine formation Pteridine hydroxy Pteridine in hydroxylases Pteridine moiety Pteridine radicals Pteridine reaction with ammonia Pteridine reactions Pteridine ring Pteridine ring Pteroic acid Pteridine ring pyrimidines, 4-amino5-nitroso- and enamine Pteridine ring system Pteridine ring, structure Pteridine skeleton Pteridine structure Pteridine synthesis Pteridine, 6-bromo Pteridine, amination Pteridine, derivatives, preparation from Pteridine, oxidized Pteridine-2,4-dione, methylation Pteridine-4,6,7-trione, 2-amino Pteridine-4,6-dione, 2-amino Pteridine-4-carboxylic ester, reaction Pteridine-6-carboxamides Pteridine-triones, methylation Pteridines Pteridines Pteridines 6,7,8,9-tetrahydro Pteridines Addition reactions Pteridines Chemotherapy with Pteridines General discussion Pteridines anticancer Pteridines as Substrates Pteridines as intermediates Pteridines biosynthesis Pteridines chelation Pteridines covalent hydration Pteridines diseases Pteridines diuretic Pteridines electrochemistry Pteridines enamines Pteridines from purines Pteridines from pyrazines Pteridines lumazines Pteridines nucleophilic substitution Pteridines pterins Pteridines pyridinium salts Pteridines ring synthesis Pteridines special Pteridines substituent Pteridines, 2-amino-, basicity Pteridines, amino-, tautomerism Pteridines, fractionation Pteridines, function Pteridines, hydration Pteridines, metabolites Pteridines, molecular structure Pteridines, quaternary salts Pteridines, reduction Pteridines, structure Pteridines, substituted Pteridines, substituted synthesis Pteridines, synthesis Pteridines, unconjugated Pteridines—continued Pteridines—continued polarographic behavior Pyrido pteridines Pyrimidines and pteridines Pyrimidines from pteridines Pyrimidines pteridine ring Reduction of Pteridines with Complex Metal Hydrides TIMMIS Pteridine Synthesis Taylor pteridine synthesis To pteridine To pteridine oxide To pteridines Ultraviolet spectra, covalent hydration of pteridines, 2-amino Ultraviolet spectra, covalent hydration of pteridines, dihydro Ultraviolet spectra, covalent hydration of pteridines, hydroxy