N
X
C
O
N
S
Hal
Solvents
Natural
Products
P Si
C
C
C C
C
C
320
7 IR
7.6 Heteroaromatic Compounds
Pyridines
Furans
Pyrroles
%T
400
800
1200
1600
2000
2800
3600
C–H st
C–H δ
skeletal
vibrations
overtones
C–O–C st
%T
400
800
1200
1600
2000
2800
3600
N–H st
C–H δ
skeletal
vibrations
overtones
%T
400
800
1200
1600
2000
2800
3600
C–H st
C=C δ
C=N δ
C–H δ oop
skeletal
vibrations
overtones
and comb