IR Absorptions Flashcards
(17 cards)
0
Q
N-H bond
A
3500-3200
1
Q
O-H bond
A
3600-3200
2
Q
Csp3-H bond
A
3000-2850
3
Q
Csp2-H bond
A
3150-3000
4
Q
Csp-H bond
A
3300
5
Q
C triple bond C
A
2250
6
Q
C triple bond N
A
2250
7
Q
C=O bond
A
1800-1650 (often ~1700)
8
Q
C=C bond
A
1650
9
Q
Aromatic compound
A
1600, 1500
10
Q
C=N bond
A
1650
11
Q
Amide bond (RCON(h2-r2)
A
1680-1630
12
Q
Carboxylic acid (RCOOH)
A
1710
13
Q
Ketone (R2CO)
A
1715 or 1680
14
Q
Aldehyde (RCHO)
A
1730
15
Q
Ester (RCOOR)
A
1745-1735
16
Q
Acid Chloride (RCOCl)
A
1800