No.

Compound

NHdef.

CHdef.

CH3

CHstretch.

P=O assym.vibr.

PO2

symm.vibr.

C-O-C

deoxyrib

C-C

deoxyrib

1.

Dupl

1530

1450.9 1421

1335.3

3049 2981.8 2925.3 2903.2

1271.2 1222.9

1087.3

1045.1

970.1

Intensity

- 0.0021

0.0008

0.0005

0.0005

0.0007

0.0012

0.0069

0.0003

2.

Duplm

1538.9

1459.2 1419.5*

1337.2

3063.3 2948.0 2889.9

1280.8

1228.6 1213.0

1112.5

1044.3

993.7 922.7

Intensity

0.0002

0.0031 0.0039

0.0026

0.0013

0.0041

0.0038

0.002

0.0076

0.0169

0.0059 0.0032