ORGANIC CHEMISTRY Chapter 2 Cl H H CH CH 3 CH 3 C-C C-C CH trans-2-butene ciS-2-butene (D) 0 0.25 mp(C)-106 139 bp c) Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 2 C C CH3 CH3 H H C C CH3 H H CH3 trans-2-butene cis-2-butene mp(°C) −106 −139 bp(°C) 1 4 µ (D) 0 0.25