Textbooks for chemistry is a series of 3 proven best selling study books devised to deliver information in an efficient and logical way. Each book poses to be a reliable and self-explanatory companion of aspirants in preparing for JEE main and advanced. 2018 Edition of organic chemistry by renowned R. K. Gupta from the series aims at keeping students focused on in-depth understanding. A natural flow of topics has been maintained all through the 20 chapters to facilitate the true assimilation of complete exam syllabi. Illustrative solved examples, topical tests and chapter proficiency test completely demystifies organic chemistry by stressing on usage of organic compounds and fundamental reaction mechanisms. Previous 5 years' questions of JEE main and advanced given in the book will help students to appreciate the significance of mastering organic molecular structures and reactions involving them.