Dr. Anil W. Vadal is a highly respected Assistant Professor of Chemistry at Parli Vaidyanath College, Parli, with over 35 years of teaching experience at both undergraduate and postgraduate levels. A veteran educator and expert in organic chemistry, he brings deep insight and practical expertise to the subject. His contributions to this textbook are especially significant in shaping its content and experimental design, focusing on both foundational concepts and advanced techniques. Dr. Vadal has authored numerous research papers in esteemed national and international journals and holds a patent, reflecting his dedication to innovation and impactful scientific research.