CH3CC-NHCH3

Formula: C₄H₇N
Molecular weight: 69.1051
CAS Registry Number: 90990-89-9
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Vibrational and/or electronic energy levels

State: X

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


CC stretch	2037	w m	Xe	IR	Collins and Pimentel, 1984
	1429	w	Xe	IR	Collins and Pimentel, 1984
NH deform.	1329	m	Xe	IR	Collins and Pimentel, 1984
	1114	w m	Xe	IR	Collins and Pimentel, 1984
	1062	w m	Xe	IR	Collins and Pimentel, 1984
	966	w	Xe	IR	Collins and Pimentel, 1984
C-N stretch	860	vs	Xe	IR	Collins and Pimentel, 1984
	851	m	Xe	IR	Collins and Pimentel, 1984
NH def,CH3 rock	750	w	Xe	IR	Collins and Pimentel, 1984
NH def,CH3 rock	707	m	Xe	IR	Collins and Pimentel, 1984

Additional references: Jacox, 1994, page 412

Notes

Weak

Medium

Very strong

References

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Collins and Pimentel, 1984
Collins, S.T.; Pimentel, G.C., The imidogen-dimethylacetylene reaction in argon and xenon matrixes: possible matrix-induced intersystem crossing, J. Phys. Chem., 1984, 88, 19, 4258, https://doi.org/10.1021/j150663a015 . [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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