Methyl hypofluorite
- Formula: CH3FO
- Molecular weight: 50.0323
- IUPAC Standard InChIKey: XMSZANIMCDLNKA-UHFFFAOYSA-N
- CAS Registry Number: 36336-08-0
- Chemical structure:
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Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
Gas basicity at 298K
Gas basicity (review) (kcal/mol) | Reference | Comment |
---|---|---|
154.9 to 162.6 | Attina, Cacace, et al., 2001 | hexaflurobenzene; ethylene. PT bracketing in collision cell (E(collision = 0 eV) of triple quadrupole MS. Authors report PA but GB is bracketed.; MM |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.340 ± 0.008 | PI | Ruscic, Appelman, et al., 1991 | LL |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH2FO+ | 12.49 | H | PI | Ruscic, Appelman, et al., 1991 | LL |
CH2O+ | 13.82 ± 0.03 | (H+F) | PI | Ruscic, Appelman, et al., 1991 | LL |
CH3+ | ≤13.539 ± 0.015 | FO | PI | Ruscic, Appelman, et al., 1991 | LL |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Marilyn E. Jacox
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
CH3 stretch | 2991 | s | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 stretch | 2914 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 stretch ? | 2803 | w | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 deform. | 1479 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 deform. | 1476 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 deform. | 1418 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
CH3 rock | 1188 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
Skel. stretch | 994 | m | gas | IR | Kol, Rozen, et al., 1991 | ||
Skel. stretch | 824.5 | s | gas | IR | Kol, Rozen, et al., 1991 | ||
Additional references: Jacox, 1994, page 322
Notes
w | Weak |
m | Medium |
s | Strong |
References
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Attina, Cacace, et al., 2001
Attina, M.; Cacace, F.; Cartoni, A.; Rosi, M.,
Gas-phase electrophilic fluorination of methanol by XeF+. Formation and characterization of protonated methyl hypofluorite and hypoxenite,
J. Mass Spectrom., 2001, 36, 392. [all data]
Ruscic, Appelman, et al., 1991
Ruscic, B.; Appelman, E.H.; Berkowitz, J.,
Photoionization mass spectrometric study of CH3OF,
J. Chem. Phys., 1991, 95, 7957. [all data]
Kol, Rozen, et al., 1991
Kol, M.; Rozen, S.; Appelman, E.,
Isolation and characterization of methyl hypofluorite (CH3OF),
J. Am. Chem. Soc., 1991, 113, 7, 2648, https://doi.org/10.1021/ja00007a043
. [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
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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