Pentacene

Frequency in Ar (cm-1) Relative Intensity Absolute Intensity, A (cm/molecule)
570.2 0.03 5.7e-19
623.4 0.05 9.5e-19
727.0 0.01 1.9e-19
731.3 0.82 1.6e-17
823.7 0.15 2.9e-18
877.4 0.01 1.9e-19
899.9 1 1.9e-17
952.8 0.07 1.3e-18
995.1 0.06 1.1e-18
1047.7 0.02 3.8e-19
1122.1 0.05 9.5e-19
1164.1,1165.3 0.02 3.8e-19
1184.0 0.02 3.8e-19
1191.0 0.01 1.9e-19
1221.1 0.01 1.9e-19
1269 0.02 3.8e-19
1278.7 0.02 3.8e-19
1298.9 0.24 4.6e-18
1320.9 0.08 1.5e-18
1334.5 0.02 3.8e-19
1350.5 0.07 1.3e-18
1400.2 0.04 7.6e-19
1407.2 0.02 3.8e-19
1447.8 0.01 1.9e-19
1453.9 0.01 1.9e-19
1503.3 0.04 7.6e-19
1543.3 0.01 1.9e-19
1573.0 0.02 3.8e-19
1600.7 0.01 1.9e-19
1634.2,1639.0 0.06 1.1e-18
1673.7 0.01 1.9e-19
1745.1 0.04 7.6e-19
1789.2 0.1 1.9e-18
1903.5 0.03 5.7e-19
1915.4 0.02 3.8e-19
1931.1 0.06 1.1e-18
2997
3007
3026.5
3039.6
3053.7
3063.7*
3088.1
3096.9
Sum 3107-2987 1.7 3.2e-17
* indicates
major band

Infrared Spectroscopy of Isolated, Neutral Polycyclic Aromatic Hydrocarbons 2. PAHs Containing 5 or More Rings, D.M. Hudgins and S.A. Sandford, J. Phys. Chem. A, 102, 344-352 (1998).