360
H. J. Byrne et al.
Peak position
(cm
-1
)
Assignment
Peak reference
(Fig. 13.4)
622
C–C twisting (Proteins)
1
642
C–C twisting mode of tyr and Phe
2
670
C, t,g (dNA/RNA)
3
720
C–N stretching in A and lipids
4
724
Ch 2 deformation
746
Ch 2 rocking
750
Symmetric ring breathing (protein)
5
782
u, t, C (ring breathing modes in the dNA/RNA)
6
827
Po 2 stretching in dNA, tyr
7
832
CCh deformation aliphatic
854
Ring breathing in tyr and Pro (proteins)
8
873
CC stretch
922
C–C stretching
935
C–C stretching mode of Pro and val
9
1004
CC aromatic ring breathing
10
1031
C–h bending mode in Phenylalanine
11
1034
C–N stretching in proteins
1065
C–N stretch
1093
Symmetric Po 2 stretching of the dNA backbone;
lipids
12
1096
C–C chain stretching
1098
CC stretch
1102
CC stretch
1124
CC skeletal stretch trans
1128
C–N stretching in proteins; C–o stretching in
carbohydrates
13
1155
C–C and C–N stretching of proteins
14
1175
C–h in plane bending mode of tyr and Phe; C, g
15
1208
C–C 6 h 5 stretching mode in trp, Phe;
16
1214
CC stretch backbone carbon phenyl ring
1220–1280
Amide III; A,C,t ring breathing modes of the dNA/
RNA
17
1236
CN stretch, Nh bending Amide III band
1240
CN stretch, Nh bending Amide III band
1311
Ch 3 /Ch 2 twisting mode of collagen and lipid
18
1314
Ch deformation
1337
Ch 2 deformation
1335
Ch 2 deformation
1340
g (dNA/RNA), Ch deformation in proteins and
carbohydrates; trp
19
1366
Ch 2 bending
1440
Ch 2 scissoring
1450
Ch (Ch 2 ) bending mode in proteins and lipids
20
1484
Ch 2 deformation
1548
Nh deformation; CN stretch Amide II band
1578
C=C olefinic stretch
1583
A,g (dNA/RNA); C=C bending mode of Phe
21
Table 13.1 Peak position and assignments of main Raman vibrational modes