示例 {μm e,28029231838%1402n145 10111213141516 2870n28Shm,1390 723 CH H1 770 8 H3 6c: 13 723 100 1469 10009 3 CH2CH3 V-CH >3000 y=cm1010 CH,)= 1650 y=cm2912 VECH VCH c=C = CH2 Y=CH U=CH BscH 1238 3300 2200 H2)4-CH CH 1238 v〓CH v 1432 0 400 3200 2000 L800 1600 140012001000 800 600 a(cm 庚烷、庚烯-1及庚炔-1的红外吸收光谱示例 2925 2 as  CH 2850 2 s  CH 2870 3 s  CH 1460 3 as  CH 2960 3 as  CH 1390 3 s  CH 1465 CH2  723 CH2   =CH  3000 ~1650  C=C 1010 =CH  912 =CH2  3300  CH ~ 2200  CC  CH 1238