ORGANIC CHEMISTRY Chapter 13 13.7B Conformations of 1. 3-Butadiene S-cis conformation 9 S-trans conformation 9 s-cis and s-trans conformations can be interconverted through rotation about the single bond o The s-trans conformation is the predominant one at room temperature rotate about C2--C3 S-cis conformation S-trans conformation S-cis and s-trans conformations of 1. 3-butadiene Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 13 13.7B Conformations of 1,3-Butadiene s-cis conformation s-trans conformation s-cis and s-trans conformations can be interconverted through rotation about the single bond. The s-trans conformation is the predominant one at room temperature. s-cis conformation s-trans conformation rotate about C2—C3 s-cis and s-trans conformations of 1,3-butadiene