Thiazyl fluoride
- Formula: FNS
- Molecular weight: 65.070
- IUPAC Standard InChI: InChI=1S/C3H2FNS/c4-3-5-1-2-6-3/h1-2H
- IUPAC Standard InChIKey: KQTIMOAWZBAJLH-UHFFFAOYSA-N
- CAS Registry Number: 18820-63-8
- Chemical structure:
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 5.19 | 285. | Dykyj, Svoboda, et al., 1999 | Based on data from 270. to 299. K. |
Gas phase ion energetics data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to FNS+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| IE (evaluated) | 11.51 ± 0.04 | eV | N/A | N/A | L |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.49 ± 0.02 | PE | Dixon, Duxbury, et al., 1972 | LLK |
| 11.54 ± 0.01 | PE | DeKock, Lloyd, et al., 1972 | LLK |
| 11.36 ± 0.03 | EI | Glemser, Muller, et al., 1968 | RDSH |
| 11.82 | PE | Cowan, Gleiter, et al., 1972 | Vertical value; LLK |
| 11.82 | PE | Cowan, Gleiter, et al., 1971 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| FS+ | 15.5 ± 0.1 | N | EI | Glemser, Muller, et al., 1968 | RDSH |
| NS+ | 11.80 ± 0.05 | F | EI | Glemser, Muller, et al., 1968 | RDSH |
Vibrational and/or electronic energy levels
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Takehiko Shimanouchi
Symmetry: Cs Symmetry Number σ = 1
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a' | 1 | NS str | 1372 | C | 1372 VS | gas | ||||
| a' | 2 | SF str | 640 | C | 640 VS | gas | ||||
| a' | 3 | Bend | 366 | C | 366 S | gas | ||||
Source: Shimanouchi, 1972
Notes
| VS | Very strong |
| S | Strong |
| C | 3~6 cm-1 uncertainty |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, NIST Free Links, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Dixon, Duxbury, et al., 1972
Dixon, R.N.; Duxbury, G.; Fleming, G.R.; Hugo, J.M.V.,
The photoelectron spectrum of thiazyl fluoride,
Chem. Phys. Lett., 1972, 14, 60. [all data]
DeKock, Lloyd, et al., 1972
DeKock, R.L.; Lloyd, D.R.; Breeze, A.; Collins, G.A.D.; Cruickshank, D.W.J.; Lempka, H.J.,
Photoelectron spectroscopy and ab initio LCAO MO SCF calculations on thiazyl fluoride,
Chem. Phys. Lett., 1972, 14, 525. [all data]
Glemser, Muller, et al., 1968
Glemser, O.; Muller, A.; Bohler, D.; Krebs, B.,
Die N-S-Bindung: Bindungslangen Kraftkonstanten, Bindungsgrade und Bindungsenergien,
Z. Anorg. Allgem. Chem., 1968, 357, 184. [all data]
Cowan, Gleiter, et al., 1972
Cowan, D.O.; Gleiter, R.; Glemser, O.; Heilbronner, E.,
The photoelectron spectra of NSCl, NSF NSF3,
Helv. Chim. Acta, 1972, 55, 2418. [all data]
Cowan, Gleiter, et al., 1971
Cowan, D.O.; Gleiter, R.; Glemser, O.; Heilbronner, E.; Schaublin, J.,
The photoelectron spectrum of thiazyl fluoride (NSF),
Helv. Chim. Acta, 1971, 54, 1559. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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