Methaneperoxoic acid

Formula: CH₂O₃
Molecular weight: 62.0248
IUPAC Standard InChI: InChI=1S/CH2O3/c2-1-4-3/h1,3H
IUPAC Standard InChIKey: SCKXCAADGDQQCS-UHFFFAOYSA-N
CAS Registry Number: 107-32-4
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: HC(O)OOH
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Other data available:
- Reaction thermochemistry data
- Gas phase ion energetics data
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Vibrational and/or electronic energy levels

State: X

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


a'	1	OH stretch	3340.7	w	gas	IR	Giguere and Olmos, 1952 Maker, Niki, et al., 1977
	1	OH stretch	3334.0	m	Ar	IR	Tyblewski, Dommen, et al., 1991
	2	CH stretch	2977	w T	gas	IR	Giguere and Olmos, 1952
	2	CH stretch	2964.0	w	Ar	IR	Tyblewski, Dommen, et al., 1991
	3	C=O stretch	1744.7	vs	gas	IR	Giguere and Olmos, 1952 Maker, Niki, et al., 1977
	3	C=O stretch	1737.3	s	Ar	IR	Tyblewski, Dommen, et al., 1991
	4	OH bend	1442	s T	gas	IR	Giguere and Olmos, 1952
	4	OH bend	1437.4	s	Ar	IR	Tyblewski, Dommen, et al., 1991
	5	Mixed	1340	w T	gas	IR	Giguere and Olmos, 1952
	5	Mixed	1334.6	m	Ar	IR	Tyblewski, Dommen, et al., 1991
	6	C-O stretch	1124.98	vs	gas	IR	Giguere and Olmos, 1952 Maker, Niki, et al., 1977 Bauder, Dommen, et al., 1990
	6	C-O stretch	1113.9	s	Ar	IR	Tyblewski, Dommen, et al., 1991
	7	Mixed	859	w	gas	IR	Giguere and Olmos, 1952
	7	Mixed	857.0	m	Ar	IR	Tyblewski, Dommen, et al., 1991
	8	O-O stretch	810	w	gas	IR	Giguere and Olmos, 1952
	8	O-O stretch	810.6	m	Ar	IR	Tyblewski, Dommen, et al., 1991
	9	Skel. deform.	336.3	m	Ar	IR	Tyblewski, Dommen, et al., 1991
a	11	Torsion	441.3	s	Ar	IR	Tyblewski, Dommen, et al., 1991
	12	Torsion	331.6	m	Ar	IR	Tyblewski, Dommen, et al., 1991

Additional references: Jacox, 1994, page 336; Oldani, Ha, et al., 1983

Notes

Weak

Medium

Strong

Very strong

Tentative assignment or approximate value

References

Go To: Top, Vibrational and/or electronic energy levels, Notes

Giguere and Olmos, 1952
Giguere, P.A.; Olmos, A.W., A SPECTROSCOPIC STUDY OF HYDROGEN BONDING IN PERFORMIC AND PERACETIC ACIDS, Can. J. Chem., 1952, 30, 11, 821, https://doi.org/10.1139/v52-099 . [all data]

Maker, Niki, et al., 1977
Maker, P.D.; Niki, H.; Savage, C.M.; Breitenbach, L.P., Fourier transform infrared spectrometric determination of gaseous performic acid, Anal. Chem., 1977, 49, 9, 1346, https://doi.org/10.1021/ac50017a016 . [all data]

Tyblewski, Dommen, et al., 1991
Tyblewski, M.; Dommen, J.; Ha, T.-K.; Bauder, A., Spectrochim. Acta, 1991, 47A, 397. [all data]

Bauder, Dommen, et al., 1990
Bauder, A.; Dommen, J.; Hollenstein, H.; Luckhaus, D.; Quack, M., The ν6 fundamental band of peroxyformic acid near 1125 cm-1, J. Mol. Spectrosc., 1990, 143, 2, 268, https://doi.org/10.1016/0022-2852(91)90091-N . [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]

Oldani, Ha, et al., 1983
Oldani, M.; Ha, T.-K.; Bauder, A., Microwave spectrum, dipole moment, and substitution structure of peroxyformic acid, J. Am. Chem. Soc., 1983, 105, 3, 360, https://doi.org/10.1021/ja00341a011 . [all data]

Notes

Go To: Top, Vibrational and/or electronic energy levels, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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