Description:- This history of Organic Chemistry continues with the discovery of petroleum and its separation into fractions, according to boiling ranges. Many individuals consider Organic Chemistry to be very complicated and unrelated to daily life. Though, the study of Organic Chemistry may be complex, it is very important in everyday life. Although many books on the subject are available in the market, yet, there is a dearth. Hence this humble effort. Hopefully it will prove to be beneficial for all concerned readers.