1,2-C2H4Li2

Formula: C₂H₄Li₂
Molecular weight: 41.935
CAS Registry Number: 13067-82-8
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Vibrational and/or electronic energy levels

State: X

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


CH stretch	3036	w	Ar	IR	Manceron and Andrews, 1986
CH stretch	2964	w	Ar	IR	Manceron and Andrews, 1986
	1240	w	Ar	IR	Manceron and Andrews, 1986
CC stretch	1162	w	Ar	IR	Manceron and Andrews, 1986
	695.5	s	Ar	IR	Manceron and Andrews, 1986
	583	m	Ar	IR	Manceron and Andrews, 1986
LiC s-stretch	551	w	Ar	IR	Manceron and Andrews, 1986
LiC a-stretch	364	w	Ar	IR	Manceron and Andrews, 1986
LiC a-stretch	360.5	m	Ar	IR	Manceron and Andrews, 1986

Additional references: Jacox, 1994, page 377

Notes

Weak

Medium

Strong

References

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Manceron and Andrews, 1986
Manceron, L.; Andrews, L., Infrared spectra and structures of lithium-ethylene complexes [Li(C2H4)n (n = 1, 2, 3) and Li2C2H4] in solid argon, J. Phys. Chem., 1986, 90, 19, 4514, https://doi.org/10.1021/j100410a009 . [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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