FTIR and Raman Characteristic Peak Frequencies in Biological Studies - Vibrational Spectroscopy for Tissue Analysis - page 240

Table 8.1 ( Continued )
Major Characteristic Peak Frequencies Reported in the Literature

Reference
Number Peak Assignment FT-IR Raman

1121 cm −1 Symmetric phosphodiester

stretching band

* 40

RNA * 40

Shoulder of 1121 cm −1 band, due
to RNA

* 72

νC-O of RNA ribose * 61

1122 cm −1 νC-O of carbohydrates * 51

ν 22 (porphyrin half ring),
observed in the spectra of single
human RBC

* 17

ν s (CC) skeletal
ν sym (C-O-C) (polysaccharides,
cellulose)

* 33

ν(C-C) trans * 7

* 43

1123 cm −1 (C-N), proteins (protein

assignment)

* 20

C-C stretching mode of lipids
and protein, C-N stretch

* 9, 10

Glucose * 9

1124 cm −1 * 3

ν(C-C) skeletal of acyl backbone
in lipid ( trans conformation)

1125 cm −1 CH 2,6 in-plane bend and

C 1 -C α -H α bend

* 6

ν(CO) ν(CC) ring
(polysaccharides, cellulose)

* 7

1126 cm −1 Paraffin * 24

ν(C-C) skeletal of acyl backbone
in lipid ( trans conformation)

* 3

C-N stretching vibration (protein
vibration)

* 12

ν(C-O), Disaccharides, sucrose * 7

ν(C-O) + ν(C-C), Disaccharides,
sucrose

* 7

ν(C-C)of lipids from trans
segments and ν(C-N) of
proteins

* 17

1127 cm −1 ν(C-N) * 43

1128/9 cm −1 ν(C-C) skeletal of acyl backbone

in lipid ( trans conformation)

* 3

1129 cm −1 Skeletal C-C stretching in lipids * 16

1130 cm −1 C-C skeletal stretch trans

conformation

* 15