In database:

600-6500 cm-1

15.6-165 nm

Propane (C₃H₈)
Molecular weight 44.1 amu
Freezing point -187.7 C
Boiling point -42.1 C

Infrared cross-sections from PNNL
FTIR infrared cross-sections from 600 to 6500 cm^-1
Data available at 5 C, 25 C, and 50 C
Spectra is composite of on the order of 10 different pressures,backfilled with nitrogen to 760 T.
Images of PNNL data in cm²/molecule vs. wavenumbers
Images of PNNL data in cm²/molecule vs. microns

UV cross-sections
Please see The MPI-Mainz UV/VIS Spectral Atlas

Additional references
First High Resolution Analysis of the Absorption Spectrum of Propane in the 6.7 mm to 7.5 mm Spectral Region; J.M. Flaud, W.J. Lafferty, and M. Herman; J.Chem.Phys. 114:9361-9366 (2001).

Notes
Fundamental frequencies from NIST Chemistry Webbook
n₁ 2977 cm^-1 (a₁) CH₃ stretch
n₂ 2962 cm^-1 (a₁) CH₃ deform
n₃ 2887 cm^-1 (a₁) CH₂ stretch
n₄ 1476 cm^-1 (a₁) CH₃ deform
n₅ 1462 cm^-1 (a₁) CH₂ scissor
n₆ 1392 cm^-1 (a₁) CH₃ deform
n₇ 1158 cm^-1 (a₁) CH₃ rock
n₈ 869 cm^-1 (a₁) CC stretch
n₉ 369 cm^-1 (a₁) CCC deform
n₁₀ 2967 cm^-1 (a₂) CH₃ stretch
n₁₁ 1451 cm^-1 (a₂) CH₃ deform
n₁₂ 1278 cm^-1 (a₂) CH₂ twist
n₁₃ 940 cm^-1 (a₂) CH₃ rock
n₁₄ 216 cm^-1 (b₁) torsion
n₁₅ 2968 cm^-1 (b₁) CH₃ stretch
n₁₆ 2887 cm^-1 (b₁) CH₃ stretch
n₁₇ 1464 cm^-1 (b₁) CH₃ deform
n₁₈ 1378 cm^-1 (b₁) CH₃ deform
n₁₉ 1338 cm^-1 (b₁) CH₂ wag
n₂₀ 1054 cm^-1 (b₁) CC stretch
n₂₁ 922 cm^-1 (b₁) CH₃ rock
n₂₂ 2973 cm^-1 (b₂) CH₃ stretch
n₂₃ 2968 cm^-1 (b₂) CH₂ stretch
n₂₄ 1472 cm^-1 (b₂) CH₃ deform
n₂₅ 1192 cm^-1 (b₂) CH₃ rock
n₂₆ 748 cm^-1 (b₂) CH₂ rock
n₂₇ 268 cm^-1 (b₂) torsion



List of available data for all molecules in database
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