In database:
550-6500 cm-1
202-355 nm
Methyl ethyl ketone (CH3COC2H5)
Molecular weight 72.1066 amu
Freezing point -87 C
Boiling point 79.6 C

Infrared cross-sections from PNNL
FTIR infrared cross-sections from 550 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

Notes mek
Fundamental frequencies from NIST Chemistry Webbook
n1 2983 cm-1 (a') CH3(1) d-stretch
n2 2983 cm-1 (a') CH3(4) d-stretch
n3 2910 cm-1 (a') CH3(1) s-stretch
n4 2910 cm-1 (a') CH3(4) s-stretch
n5 2884 cm-1 (a') CH2 s-stretch
n6 1716 cm-1 (a') CO stretch
n7 1460 cm-1 (a') CH3(4) d-deform
n8 1422 cm-1 (a') CH2 scissor
n9 1413 cm-1 (a') CH3(1) d-deform
n10 1373 cm-1 (a') CH3(4) s-deform
n11 1346 cm-1 (a') CH3(1) s-deform
n12 1263 cm-1 (a') CH2 wag
n13 1182 cm-1 (a') CC(12) stretch
n14 1089 cm-1 (a') CH3(4) rock
n15 997 cm-1 (a') CC(34) stretch
n16 939 cm-1 (a') CH3(1) rock
n17 760 cm-1 (a') CC(23) stretch
n18 590 cm-1 (a') CO in-plane bend
n19 413 cm-1 (a') CCC(123) deform
n20 260 cm-1 (a) CCC(234) deform
n21 2983 cm-1 (a) CH3(1) d-stretch
n22 2983 cm-1 (a) CH3(4) d-stretch
n23 2941 cm-1 (a) CH2 d-stretch
n24 1460 cm-1 (a) CH3(4) d-deform
n25 1413 cm-1 (a) CH3(1) d-deform
n26 1263 cm-1 (a) CH2 twist
n27 1108 cm-1 (a) CH3(4) rock
n28 952 cm-1 (a) CH3(1) rock
n29 768 cm-1 (a) CH2 rock
n30 460 cm-1 (a) CO out-of-plane bend
n31 201 cm-1 (a) CC(34) torsion
n32 106 cm-1 (a) CC(12) torsion
n33 87 cm-1 (a) CC(23) torsion

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