The main purpose of this book is to provide easy understanding of common named reactions to students. The overall content of this book is presented in such a way that students can easily understand the named reactions and their mechanisms. We have also included relevant examples from research articles with proper citations. 75 crucial named reactions with their mechanism are described in this book.The book will be helpful for B.Sc. (Chemistry) and M.Sc. (Chemistry) students. Further, it will also be helpful for NEET, IIT- JEE, JAM, NET, GATE and other competitive exams.