This book contains the synthetic route for pyrazolo[3,4-b]pyridine-5-carbonitriles and pyrimidine-5-cabonitriles.This book will be useful for the students of chemistry at all levels. An attempt has been made to describe the biologically active scaffolds in a clear and lucid manner. Medhane Vijay obtained his M.Sc. and Ph.D. from University of Pune. He has over 15 years of research experience in synthetic heterocyclic chemistry.He has taught to B.Sc. and M.Sc. students for 20 years. He has already published several research papers in Journals of International repute. He is associated with many research and academic bodies.