ORGANIC CHEMISTRY Chapter 2 2.16A Hydrocarbons 1417 9938912 1339 1826 3080 sp3 C-H stretching_ 1465 993 2965 asymmetric CH d2932 asymmetric CH 2876 symmetric CH 1643 2845 symmetric CH2 912 1-Pentene CH3 CH2CH2 CH=CH2 wavenumber cm Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 2 2.16A Hydrocarbons