C-(triple bonded)-N
2260-2220 cm-1
C-(triple bonded)- C
2260-2210 cm-1
C-(double bonded) - C
1680-1600 cm-1
C-(double bonded)-N
1650-1550 cm-1
C-(double bonded)-O
1780-1650 cm-1
Benzene Ring
1600 and 1500-1430 cm-1
C--O
1250-1050 cm-1
C--N
1230-1020 cm-1
O--H (alcohol)
3600-3200 cm-1
O--H (Carboxylic acid)
3300-2500 cm-1
N--H
3500-3300 (double peaked)
C-(triple bonded) - C--H
3300 cm-1
C-(double bonded) - C---H
3200-3020 cm-1
C---C---H
2960-2850 cm-1
C---H (in aldehyde)
2850-2720 cm-1
sp3 carbons (CH3-, -CH2-, -CH--)
1450-1420 cm-1
sp3 carbons (methyl groups)
1450-1420 and 1385-1365 cm-1
terminal alkene (monosubstituted)
990 and 910 cm-1
terminal alkene (disubstituted)
890 cm-1
trans alkene
980-960 cm-1
cis alkene
730-675 cm-1
trisubstituted alkene
840-800 cm-1