HSiCl

Formula: ClHSi
Molecular weight: 64.546
IUPAC Standard InChI: InChI=1S/ClHSi/c1-2/h2H
IUPAC Standard InChIKey: DESGIDRJCLIWRS-UHFFFAOYSA-N
CAS Registry Number: 13931-97-0
Chemical structure:
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Vibrational and/or electronic energy levels

State: A

Energy (cm^-1)	Med.	Transition	λ_min (nm)	λ_max (nm)	References


T_o = 20717.77	gas	A-X	410	600	Herzberg and Verma, 1964
					Harper and Clouthier, 1997
					de Nalda, Mavromanolakis, et al., 2000

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


a'	1	SiH stretch	1747.1	gas	LF	Harper and Clouthier, 1997
	2	Bend	563.9	gas	UV LF	Herzberg and Verma, 1964 Harper and Clouthier, 1997
	3	SiCl stretch	532.3	gas	UV LF	Herzberg and Verma, 1964 Harper and Clouthier, 1997

State: X

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


a'	1	SiH stretch	1968.6 ± 0.8	gas	LF	Harper and Clouthier, 1997 Hostutler, Ndiege, et al., 2001
	2	Bend	806.6 ± 0.2	gas	UV LF	Herzberg and Verma, 1964 Harper and Clouthier, 1997 Hostutler, Ndiege, et al., 2001
	3	SiCl stretch	522.6 ± 0.4	gas	UV LF	Herzberg and Verma, 1964 Harper and Clouthier, 1997 Hostutler, Ndiege, et al., 2001

Additional references: Jacox, 1994, page 44; Jacox, 1998, page 150; Jacox, 2003, page 39

Notes

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

References

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Herzberg and Verma, 1964
Herzberg, G.; Verma, R.D., SPECTRA AND STRUCTURES OF THE FREE HSiCl AND HSiBr RADICALS, Can. J. Phys., 1964, 42, 3, 395, https://doi.org/10.1139/p64-038 . [all data]

Harper and Clouthier, 1997
Harper, W.W.; Clouthier, D.J., Reinvestigation of the HSiCl electronic spectrum: Experimental reevaluation of the geometry, rotational constants, and vibrational frequencies, J. Chem. Phys., 1997, 106, 23, 9461, https://doi.org/10.1063/1.473849 . [all data]

de Nalda, Mavromanolakis, et al., 2000
de Nalda, R.; Mavromanolakis, A.; Couris, S.; Castillejo, M., Induced HSiCl emission in the UV photodissociation of 2-chloroethenylsilane, Chem. Phys. Lett., 2000, 316, 5-6, 449, https://doi.org/10.1016/S0009-2614(99)01313-5 . [all data]

Hostutler, Ndiege, et al., 2001
Hostutler, D.A.; Ndiege, N.; Clouthier, D.J.; Pauls, S.W., Emission spectroscopy, harmonic vibrational frequencies, and improved ground state structures of jet-cooled monochloro- and monobromosilylene (HSiCl and HSiBr), J. Chem. Phys., 2001, 115, 12, 5485, https://doi.org/10.1063/1.1397795 . [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, 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]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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