¥
Structural unit
Frequency, cm
-1
¥
Bending vibrations of derivatives of benzene
¥
Monosubstituted
730-770 and 690-710
¥
Ortho-disubstituted
735-770
¥
Meta-disubstituted
750-810 and 680-730
¥
Para-disubstituted
790-840
¥
Table 13.4 (p 519)
Infrared Absorption Frequencies