UTILITY OF 2- HYDRAZIN04,6 DIMETHYLPYRIMIDINE IN HETEROCY CLIC SYNTHESIS

SYNTHESIS OF NEW CONDENSED PYRIMIDINES: I

SYNTHESIS OF NEW CONDENSED PYRIMIDINES : III

SYNTHESIS OF SOME PYRIMIDO-[1,6-a]- INDOLE OF POTENTIAL PHARMACOLOGICAL INTEREST

SYNTHESIS OF SOME PYRIMIDINE DERIVATIVES OF EXPECTED BIOLOGICAL ACTIVITIES

UTILITY OF POLYFUNCTIONALLY SUBSTITUTED HETEROCYCLIC COMPOUNDS IN THE SYNTHESIS OF NEW PYRAZOLOPYRIMIDINES AND THEIR ANNELATED DERIVATIVES

UTILITY OF N-2-PYRIDYL–3-OXOBUTANAMIDE IN HETEROCYCLIC SYNTHESIS: SYNTHESIS OF NEW DIHYDROPYRIDINE, FUSED PYRIDINE, PYRIDOPYRIDONE, PYRIDAZINE AND PYRIDOPYRIMIDINETHIONE DERIVATIV

SYNTHESIS OF SOME NEW SUBSTITUTED PYRIMIDINES AND FUSED PYRIMIDINES

UTILITY OF DIKETONE IN HETEROCYCLIC SYNTHESIS: SYNTHESIS OF NEW SUBSTITUTED PYRIMIDINES AND FUSED PYRIMIDINE OF POTENTIAL BIOSIGNIFICANT INTEREST

Part 2: SYNTHESIS AND REACTIONS OF SOME NEW IMIDAZO[4,5-C]PYRAZOLE AND PYRAZOLO[3,4-D]PYRIMIDINE DERIVATIVES