In database:
600-6500 cm-1
Cyclopropane (C3H6)
Molecular weight 42.08 amu
Freezing point -126.6 C
Boiling point -32.9 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

Additional references
Photoelectron Spectra of Cyclopropane and Cyclopropene Compounds; P. Rademacher; Chem.Rev. 103:933-975 (2003)
Figure 2, showing the PE spectra.

Notes c3h6
Fundamental frequencies from NIST Chemistry Webbook
n1 3038 cm-1 (a1') CH2 stretch
n2 1479 cm-1 (a1') CH2 scissor
n3 1188 cm-1 (a1') ring stretch
n4 1126 cm-1 (a1') CH2 twist
n5 1070 cm-1 (a2') CH2 wag
n6 3103 cm-1 (a2) CH2 stretch
n7 854 cm-1 (a2) CH2 rock
n8 3025 cm-1 (e') CH2 stretch
n9 1438 cm-1 (e') CH2 scissor
n10 1029 cm-1 (e') CH2 wag
n11 866 cm-1 (e') ring deform
n12 3082 cm-1 (e) CH2 stretch
n13 1188 cm-1 (e) CH2 twist
n14 739 cm-1 (e) CH2 rock

List of available data for all molecules in database
Return to front page