Chapter 14 Purification, classification and nomenclature of organic compound 2 by TEACHING CARE Online coaching and tuition classes The substituent dimethyl is cited first because it is alphabetized under d. Similarly, C2H5 CH3 CH3 1 2 3| 4| 5 6 |7 8 9 10 CH3 – CH2 – CH – C – CH2 – […]