α-D-glucopyranose
(mdyne/Å)

β-D-galactopyranose
(mdyne/Å)

KCCY-Ccy

2.87

3.13

KCCY-CEXO

2.97

3.60

KCCY-Ocy

3.20

3.20

KCCY-OEXO

3.36

4.32

KCexo-O

3.60

4.30

KCCYC-H

          3.98

4.24

KCEXO-H

          4.10

4.10

KO-H

          5.86

5.61

KO-H(CH2OH)

          5.77

5.13

KOw-H

5.39

Table 5a: Force constants of stretching modes expressed in ( mdyne/Å).