Alphabetize Alphabetize substituents by name. Ignore di-,tri-,etc.for alphabetizing. CH3 CH3 HC-CH-CH-CH2一CH一CH-CH3 CH2CH3 3-ethyl-2,6-dimethylheptane => Chapter 3 13 Chapter 3 13 Alphabetize • Alphabetize substituents by name. • Ignore di-, tri-, etc. for alphabetizing. H3 C CH CH3 CH CH2 CH3 CH2 CH2 CH CH3 CH3 3-ethyl-2,6-dimethylheptane =>