Chloromethane

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Vibrational and/or electronic energy levels

Go To: Top, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Symmetry:   C     Symmetry Number σ = 3


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a1 1 CH3 s-str 2937  E 2967.78 M gas 2955 VS p liq. FR(2ν5)
a1 1 CH3 s-str 2937  E 2879.28 M gas 2861 M liq. FR(2ν5)
a1 2 CH3 s-deform 1355  A 1354.9 S gas 1370 VW p liq.
a1 3 CCl str 732  A 732.1 S gas 709 VS p liq.
e 4 CH3 d-str 3039  B 3039.31 S gas 3036 M dp liq. FR(3ν6)
e 4 CH3 d-str 3039  B 3042.75 S gas 3036 M dp liq. FR(3ν6)
e 5 CH3 d-deform 1452  A 1452.1 M gas 1446 W dp liq.
e 6 CH3 rock 1017  A 1017.3 M gas 1016 W dp liq.

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
VWVery weak
pPolarized
dpDepolarized
FRFermi resonance with an overtone or a combination tone indicated in the parentheses.
A0~1 cm-1 uncertainty
B1~3 cm-1 uncertainty
E15~30 cm-1 uncertainty

References

Go To: Top, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

Go To: Top, Vibrational and/or electronic energy levels, References