Mo(CO)3

Formula: C₃MoO₃
Molecular weight: 179.99
CAS Registry Number: 55979-29-8
Information on this page:
Options:
- Switch to calorie-based units

Vibrational and/or electronic energy levels

State: X

Vib. sym.	No.	Approximate type of mode	cm^-1	Med.	Method	References


a₁	1	CO stretch	2000 ± 10	gas	IR PE	Ganske and Rosenfeld, 1989 Bengali, Casey, et al., 1992
	2	MoCO bend	660 ± 10	gas	PE	Bengali, Casey, et al., 1992
	4	CMoC bend	100 ± 20	gas	PE	Bengali, Casey, et al., 1992
e		CO stretch	1891	gas	IR	Ganske and Rosenfeld, 1989 Ishikawa, Brown, et al., 1990
		CO stretch	1886.1	Ne	IR	Andrews, Zhou, et al., 2003
		CO stretch	1869	Ar	IR	Perutz and Turner, 1975

References

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

Ganske and Rosenfeld, 1989
Ganske, J.A.; Rosenfeld, R.N., Photochemistry of molybdenum hexacarbonyl in the gas phase, J. Phys. Chem., 1989, 93, 5, 1959, https://doi.org/10.1021/j100342a051 . [all data]

Bengali, Casey, et al., 1992
Bengali, A.A.; Casey, S.M.; Cheng, C.-L.; Dick, J.P.; Fenn, T.; Villaalta, P.W.; Leopold, D.G., Negative Ion Photoelectron Spectroscopy of Coordinatively Unsaturated Group VI Metal Carbonyls: Cr(CO)3, Mo(CO)3, and W(CO)3, J. Am. Chem. Soc., 1992, 114, 13, 5257, https://doi.org/10.1021/ja00039a043 . [all data]

Ishikawa, Brown, et al., 1990
Ishikawa, Y.; Brown, C.E.; Hackett, P.A.; Rayner, D.M., Excimer laser photolysis of Group 6 metal carbonyls in the gas phase, J. Phys. Chem., 1990, 94, 6, 2404, https://doi.org/10.1021/j100369a040 . [all data]

Andrews, Zhou, et al., 2003
Andrews, L.; Zhou, M.; Gutsev, G.L., Reactions of Laser-Ablated Mo and W Atoms, Cations, and Electrons with CO in Excess Neon: Infrared Spectra and Density Functional Calculations on Neutral and Charged Unsaturated Metal Carbonyls, J. Phys. Chem. A, 2003, 107, 7, 990, https://doi.org/10.1021/jp026978v . [all data]

Perutz and Turner, 1975
Perutz, R.N.; Turner, J.J., Photochemistry of the Group 6 hexacarbonyls in low-temperature matrixes. IV. Tetracarbonylmolybdenum and tricarbonylmolybdenum, J. Am. Chem. Soc., 1975, 97, 17, 4800, https://doi.org/10.1021/ja00850a002 . [all data]

Notes

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

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
Customer support for NIST Standard Reference Data products.