MgCH3

Vibrational and/or electronic energy levels

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

Data compiled by: Marilyn E. Jacox

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 20030.296 ± 0.002 gas A-X 463 557 Rubino, Williamson, et al., 1995
Salzberg, Applegate, et al., 1999
Barckholtz, Powers, et al., 1999
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 CH3 umbrella 997.5 gas LF MPI Salzberg, Applegate, et al., 1999
Barckholtz, Powers, et al., 1999
3 MgC stretch 464 gas MPI Barckholtz, Powers, et al., 1999
e 6 669.1 ± 0.2 gas LF MPI Salzberg, Applegate, et al., 1999
Barckholtz, Powers, et al., 1999

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 509 gas LF Salzberg, Applegate, et al., 1999
e 6 1072 gas LF Salzberg, Applegate, et al., 1999

Additional references: Jacox, 1998, page 267; Jacox, 2003, page 249; Anderson and Ziurys, 1995

Notes

oEnergy separation between the v = 0 levels of the excited and electronic ground states.

References

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

Rubino, Williamson, et al., 1995
Rubino, R.; Williamson, J.M.; Miller, T.A., High resolution electronic spectroscopy of MgCH3, J. Chem. Phys., 1995, 103, 14, 5964, https://doi.org/10.1063/1.470476 . [all data]

Salzberg, Applegate, et al., 1999
Salzberg, A.P.; Applegate, B.E.; Miller, T.A., Rovibronic Spectroscopy of MgCH3Ã2E ←X2A1Transition, J. Mol. Spectrosc., 1999, 193, 2, 434, https://doi.org/10.1006/jmsp.1998.7756 . [all data]

Barckholtz, Powers, et al., 1999
Barckholtz, T.A.; Powers, D.E.; Miller, T.A.; Bursten, B.E., ZEKE Spectroscopy of the Organometallic Radicals MgCH, J. Am. Chem. Soc., 1999, 121, 11, 2576, https://doi.org/10.1021/ja9832461 . [all data]

Jacox, 1998
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement A, J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017 . [all data]

Jacox, 2003
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement B, J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629 . [all data]

Anderson and Ziurys, 1995
Anderson, M.A.; Ziurys, L.M., The Millimeter/Submillimeter Spectrum and Rotational Rest Frequencies of MgCH[TINF]3[/TINF]([FORMULA][F][A][AC]X[/AC][AC][d5][/AC][/A][/F][/FORMULA] [TSUP]2[/TSUP][ITAL]A[/ITAL][TINF]1[/TINF]), Astrophys. J., 1995, 452, 2, L157, https://doi.org/10.1086/309733 . [all data]

Notes

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