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Trichloromethyl radical

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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: M.E. Jacox

State:   M


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 57733 ± 10 gas M-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 542 ± 3 gas MPI Hudgens, Johnson, et al., 1990

State:   L


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 56409 ± 10 gas L-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 533 ± 15 gas MPI Hudgens, Johnson, et al., 1990

State:   K


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 56236 ± 10 gas K-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 526 ± 16 gas MPI Hudgens, Johnson, et al., 1990

State:   J


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 53471 ± 10 gas J-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 530 ± 20 gas MPI Hudgens, Johnson, et al., 1990

State:   G


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 51218 ± 10 gas G-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 520 ± 17 gas MPI Hudgens, Johnson, et al., 1990

State:   F


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 47868 ± 10 gas F-X Hudgens, Johnson, et al., 1990


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

a2 2 OPLA 528 ± 3 gas MPI Hudgens, Johnson, et al., 1990

State:   E


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 47170 ± 10 gas E-X Hudgens, Johnson, et al., 1990


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

a1 1 Sym. stretch 544 ± 6 gas MPI Hudgens, Johnson, et al., 1990
a2 2 OPLA 509 ± 21 gas MPI Hudgens, Johnson, et al., 1990

State:   C


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Tx = 47400 ± 500 gas 195 265 Danis, Caralp, et al., 1989
Ellermann, 1992


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

a2 2 OPLA 569 ± 63 gas AB Ellermann, 1992

State:   ?


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Td = 32500 U gas Hintsa, Zhao, et al., 1991

State:   ?


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Tx = 20400 T gas 420 700 Breitbarth and Berg, 1988

State:   X


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

a2 2 Umbrella 290 I gas MPI Hudgens, Johnson, et al., 1990
2 Umbrella 251 I gas MPI Hudgens, Johnson, et al., 1990
e 3 CCl stretch 898 vs Ar IR Andrews, 1967
Andrews, 1968
Current and Burdett, 1969
Rogers, Abramowitz, et al., 1970
Maltsev, Mikaelian, et al., 1971
3 CCl stretch 908.5 Ne IR Lugez, Jacox, et al., 1998

Additional references: Jacox, 1994, page 217; Jacox, 2003, page 240; Hesse, Leray, et al., 1971

Notes

vsVery strong
IComponent of an inversion doublet
UUpper bound
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.
dPhotodissociation threshold

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.

Hudgens, Johnson, et al., 1990
Hudgens, J.W.; Johnson, R.D., III; Tsai, B.P.; Kafafi, S.A., Experimental and ab initio studies of electronic structures of the CCl3 radical and cation, J. Am. Chem. Soc., 1990, 112, 5763. [all data]

Danis, Caralp, et al., 1989
Danis, F.; Caralp, F.; Veyret, B.; Loirat, H.; Lesclaux, R., The UV absorption spectrum of the CCl3 radical and the kinetics of its mutual combination reaction from 253 to 623 K, Int. J. Chem. Kinet., 1989, 21, 8, 715, https://doi.org/10.1002/kin.550210810 . [all data]

Ellermann, 1992
Ellermann, T., Fine structure of the CCl3 UV absorption spectrum and CCl3 kinetics, Chem. Phys. Lett., 1992, 189, 2, 175, https://doi.org/10.1016/0009-2614(92)85119-U . [all data]

Hintsa, Zhao, et al., 1991
Hintsa, E.J.; Zhao, X.; Jackson, W.M.; Miller, W.B.; Wodtke, A.M.; Lee, Y.T., Production and photodissociation of trichloromethyl radicals in a molecular beam, J. Phys. Chem., 1991, 95, 7, 2799, https://doi.org/10.1021/j100160a031 . [all data]

Breitbarth and Berg, 1988
Breitbarth, F.-W.; Berg, D., A continuous emission in weakly excited CCl4 discharges. CCl3 as possible emitter, Chem. Phys. Lett., 1988, 149, 3, 334, https://doi.org/10.1016/0009-2614(88)85037-1 . [all data]

Andrews, 1967
Andrews, L., None, J. Phys. Chem., 1967, 71, 8, 2761, https://doi.org/10.1021/j100867a073 . [all data]

Andrews, 1968
Andrews, L., Infrared Spectrum of the Trichloromethyl Radical in Solid Argon, J. Chem. Phys., 1968, 48, 3, 972, https://doi.org/10.1063/1.1668852 . [all data]

Current and Burdett, 1969
Current, J.H.; Burdett, J.K., Infrared spectra of .CCl3 and .CCl2Br isolated in an argon matrix, J. Phys. Chem., 1969, 73, 10, 3504, https://doi.org/10.1021/j100844a068 . [all data]

Rogers, Abramowitz, et al., 1970
Rogers, E.E.; Abramowitz, S.; Jacox, M.E.; Milligan, D.E., Matrix-Isolation Studies of the Infrared Spectra of the Free Radicals CCl3 and CBr3, J. Chem. Phys., 1970, 52, 5, 2198, https://doi.org/10.1063/1.1673285 . [all data]

Maltsev, Mikaelian, et al., 1971
Maltsev, A.K.; Mikaelian, R.G.; Nefedov, O.M.; Hauge, R.H.; Margrave, J.L., Pyrolysis of Organomercury Compounds: Investigation by the Method of Matrix Isolation, Proc. Natl. Acad. Sci. (U. S. A.), 1971, 68, 12, 3238, https://doi.org/10.1073/pnas.68.12.3238 . [all data]

Lugez, Jacox, et al., 1998
Lugez, C.L.; Jacox, M.E.; Johnson, R.D., III, Matrix isolation study of the interaction of excited neon atoms with CCl[sub 4]: Infrared spectra of the ion products and of Cl[sub 2]CCl**Cl, J. Chem. Phys., 1998, 109, 17, 7147, https://doi.org/10.1063/1.477397 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [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]

Hesse, Leray, et al., 1971
Hesse, C.; Leray, N.; Roncin, J., Etude par résonance paramagnétique électronique de la structure du radical, Mol. Phys., 1971, 22, 1, 137, https://doi.org/10.1080/00268977100102401 . [all data]


Notes

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