Azide anion

Formula: N₃^-
Molecular weight: 42.0206
IUPAC Standard InChI: InChI=1S/N3/c1-3-2/q-1
IUPAC Standard InChIKey: IVRMZWNICZWHMI-UHFFFAOYSA-N
CAS Registry Number: 14343-69-2
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Other names: Azide, negative ion; Azide; N3
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Vibrational and/or electronic energy levels

State: ?

Energy (cm^-1)	Med.	References


T_d = 21620 ± 80	gas	Illenberger, Comita, et al., 1985
		Continetti, Cyr, et al., 1991

State: X

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


Σ_u⁺	3	Asym. stretch	1986.47	gas	DL	Polak, Gruebele, et al., 1987 Polak, Gruebele, et al., 1988
	3	Asym. stretch	1991.9	Ar	IR	Zhou and Andrews, 2000
	3	Asym. stretch	2002.9	N₂	IR	Tian, Facelli, et al., 1988 Zhou and Andrews, 2000

Additional references: Jacox, 1994, page 87; Jacox, 2003, page 132

Notes

Photodissociation threshold

References

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Illenberger, Comita, et al., 1985
Illenberger, E.; Comita, P.; Brauman, J.I.; Fenzlaff, H.-P.; Heni, M.; Heinrich, N.; Koch, W.; Frenking, G., Experimental and theoretical investigation of the azide anion (N₃-) in the gas phase, Ber. Bunsen-Ges. Phys. Chem., 1985, 89, 1026. [all data]

Continetti, Cyr, et al., 1991
Continetti, R.E.; Cyr, D.R.; Metz, R.B.; Neumark, D.M., Fast beam studies of N3 photodissociation, Chem. Phys. Lett., 1991, 182, 5, 406, https://doi.org/10.1016/0009-2614(91)90098-T . [all data]

Polak, Gruebele, et al., 1987
Polak, M.; Gruebele, M.; Saykally, R.J., Velocity modulation laser spectroscopy of negative ions. The .nu.3 band of azide anion, J. Am. Chem. Soc., 1987, 109, 10, 2884, https://doi.org/10.1021/ja00244a005 . [all data]

Polak, Gruebele, et al., 1988
Polak, M.; Gruebele, M.; Peng, G.S.; Saykally, R.J., Velocity modulation infrared laser spectroscopy of negative ions: The (011)--(001) band of azide (N-3), J. Chem. Phys., 1988, 89, 1, 110, https://doi.org/10.1063/1.455697 . [all data]

Zhou and Andrews, 2000
Zhou, M.; Andrews, L., Reactions of Laser-Ablated Ga, In, and Tl Atoms with Nitrogen Atoms and Molecules. Infrared Spectra and Density Functional Calculations of GaN, NGaN, NInN, and the M, J. Phys. Chem. A, 2000, 104, 8, 1648, https://doi.org/10.1021/jp993429p . [all data]

Tian, Facelli, et al., 1988
Tian, R.; Facelli, J.C.; Michl, J., Vibrational and electronic spectra of matrix-isolated nitrogen trimer radical and azide, J. Phys. Chem., 1988, 92, 14, 4073, https://doi.org/10.1021/j100325a018 . [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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