IR Frequencies Flashcards
1
Q
3600-3300cm
A
OH, NH
2
Q
3300 cm
A
Carbon Carbon Triple bond
3
Q
3100 cm
A
C=C-H
4
Q
2900 cm
A
C-H
5
Q
2900-2800 cm
A
RCH=O
6
Q
2200-2000 cm
A
Nitrile, terminal alkyne, internal alkyne
7
Q
1800-1600 cm
A
Carbonyl
8
Q
1600-1400 cm
A
C=C
9
Q
1100-1200 cm
A
C-O
10
Q
Carboxylic Acid Group
A
Huge OH peak
11
Q
Aldehydes
A
Higher energy than other carbonyls
12
Q
1600-1800 cm
A
C=O
