What is unique about this book? This book is intended for undergraduates, graduates and scientists in general. It introduces certain topics of natural products which are only taught in institutes of higher learning. Despite the fact that there exists a vast literature devoted principally or entirely to naturally occurring compounds, there are very few books or monographs of moderate length that provide an overall view of the field. There are many aspects of natural products that deserve a special emphasis that is unlikely to be encountered in a conventional course of organic chemistry. Among...