Sulfur fluoride anion

Formula: F₅S^-
Molecular weight: 127.058
CAS Registry Number: 31140-82-6
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Vibrational and/or electronic energy levels

State: X

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


a₁	1	SF stretch	795.8		Ne	IR	Lugez, Jacox, et al., 1998
	1	SF a-stretch	795.5	m	Ar	IR	Smardzewski and Fox, 1977 Hassanzadeh and Andrews, 1992
e	7	SF stretch	602.9		Ne	IR	Lugez, Jacox, et al., 1998
	7	SF stretch	596	s	Ar	IR	Barefield and Guillory, 1977 Smardzewski and Fox, 1977
	8	Deformation	470.5		Ne	IR	Lugez, Jacox, et al., 1998
	8		470	w	Ar	IR	Smardzewski and Fox, 1977

Additional references: Jacox, 1994, page 359; Jacox, 2003, page 333

Notes

Weak

Medium

Strong

References

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Lugez, Jacox, et al., 1998
Lugez, C.L.; Jacox, M.E.; King, R.A.; Schaefer, H.F., III, Experimental and ab initio study of the infrared spectra of ionic species derived from SF[sub 6] and SF[sub 4] and trapped in solid neon, J. Chem. Phys., 1998, 108, 23, 9639, https://doi.org/10.1063/1.476440 . [all data]

Smardzewski and Fox, 1977
Smardzewski, R.R.; Fox, W.B., Vacuum ultraviolet photolysis of sulfur hexafluoride and its derivatives in argon matrices. The infrared spectrum of the SF5 radical, J. Chem. Phys., 1977, 67, 5, 2309, https://doi.org/10.1063/1.435066 . [all data]

Hassanzadeh and Andrews, 1992
Hassanzadeh, P.; Andrews, L., Matrix reactions of sulfur atoms and fluorine. Infrared spectra of sulfur monofluoride, sulfur difluoride and sulfur trifluoride in solid argon, J. Phys. Chem., 1992, 96, 1, 79, https://doi.org/10.1021/j100180a018 . [all data]

Barefield and Guillory, 1977
Barefield, J.E., II; Guillory, W.A., Infrared spectroscopic evidence for matrix-isolated sulfur hexafluoride(1-) ion, J. Phys. Chem., 1977, 81, 7, 634, https://doi.org/10.1021/j100522a009 . [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]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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