SEARCH Articles Figures Tables 2- Methyl-6-substituted-pyrimidine-1-oxides 2- Substituted thieno pyrimidin-4 thiones 2-Substituted thieno pyrimidin-4 ones 2-substituted pyrimidine-5-carboxylic esters 2-substituted pyrimidine-5-carboxylic esters synthesis 3-Substituted imidazo pyrimidines 4- Chloro-2-substituted thieno pyrimidines 4- Substituted pyrazolo pyrimidine 4-Amino-2-substituted thieno pyrimidines 4-Substituted-aminothieno pyrimidines 7-Aminopyrazolo pyrimidines substituted 7-Substituted pyrido pyrimidines Diphenyl substituted 5-pyrimidine Diphenyl substituted 5-pyrimidine activity Heteroaromatic-substituted pyrimidines Heteroatom substituted pyrimidines Nucleophilic substitution pyrimidines Nucleophilic substitution—continued of pyrimidines Pyrido pyrimidines nucleophilic substitution Pyrimidine Ring Substitution Pyrimidine ring fully substituted Pyrimidine substituted), complexes Pyrimidine substitution reactions Pyrimidine-2-amines, ring atom substitution Pyrimidines azido-substituted Pyrimidines electrophilic substitution Pyrimidines radical substitution Pyrimidines substitution Pyrimidines, alkyl-, reactivity nucleophilic substitution Substituted alkyl pyrimidine amines Substituted purines and pyrimidines Substituted pyrimidine synthesis Substituted pyrimidines, pyrimidine ring Substitution of pyrimidines