HCCSH

Formula: C₂H₂S
Molecular weight: 58.102
CAS Registry Number: 53750-02-0
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Vibrational and/or electronic energy levels

State: X

Approximate type of mode	cm^-1		Med.	Method	References


CH stretch	3315	s	Ar	IR	Krantz and Laureni, 1974 Krantz and Laureni, 1981 Hawkins, Almond, et al., 1985
SH stretch	2575	w	Ar	IR	Krantz and Laureni, 1981
CC stretch	2065	w	Ar	IR	Krantz and Laureni, 1974 Krantz and Laureni, 1981
	1112	m	Ar	IR	Krantz and Laureni, 1981
	959	w	Ar	IR	Krantz and Laureni, 1981 Hawkins, Almond, et al., 1985
CCH OPLA bend	558	w	Ar	IR	Krantz and Laureni, 1974 Krantz and Laureni, 1981 Hawkins, Almond, et al., 1985

Additional references: Jacox, 1994, page 256

Notes

Weak

Medium

Strong

References

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Krantz and Laureni, 1974
Krantz, A.; Laureni, J., Matrix photolysis of 1,2,3-thiadiazole. Possible involvement of thiirene, J. Am. Chem. Soc., 1974, 96, 21, 6768, https://doi.org/10.1021/ja00828a043 . [all data]

Krantz and Laureni, 1981
Krantz, A.; Laureni, J., Characterization of matrix-isolated antiaromatic three-membered heterocycles. Preparation of the elusive thiirene molecule, J. Am. Chem. Soc., 1981, 103, 3, 486, https://doi.org/10.1021/ja00393a002 . [all data]

Hawkins, Almond, et al., 1985
Hawkins, M.; Almond, M.J.; Downs, A.J., Photochemistry of low-temperature matrixes containing carbonyl sulfide: reactions of sulfur atoms with the phosphorus trihalides phosphorus trifluoride (PF3) and phosphorus trichloride (PCl3) and the hydrocarbons methane, ethene, and ethyne, J. Phys. Chem., 1985, 89, 15, 3326, https://doi.org/10.1021/j100261a034 . [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]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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