Sulfur tetrafluoride
- Formula: F4S
- Molecular weight: 108.059
- IUPAC Standard InChI: InChI=1S/F4S/c1-5(2,3)4
- IUPAC Standard InChIKey: QHMQWEPBXSHHLH-UHFFFAOYSA-N
- CAS Registry Number: 7783-60-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Sulfur fluoride (SF4), (T-4)-; Sulfur fluoride (SF4); Tetrafluorosulfurane; SF4; UN 2418; Sulfur fluoride; sulphur tetrafluoride
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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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 236. ± 3. | K | AVG | N/A | Average of 6 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 152. | K | N/A | Streng, 1971 | Uncertainty assigned by TRC = 1.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tc | 364.1 | K | N/A | Tollock, Fawcett, et al., 1960 | Uncertainty assigned by TRC = 1. K; TRC |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 5.04 | 185. | Dykyj, Svoboda, et al., 1999 | Based on data from 170. to 250. K.; AC |
| 5.88 | 192. | Brown and Robinson, 1955 | Based on data from 160. to 224. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 160.8 to 224.0 | 3.86277 | 706.12 | -53.207 | Brown and Robinson, 1955, 2 | Coefficents calculated by NIST from author's data. |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Streng, 1971
Streng, A.G.,
Miscibility and Compatibility of Some Liquid and Solidified Gases at Low Temperature,
J. Chem. Eng. Data, 1971, 16, 357. [all data]
Tollock, Fawcett, et al., 1960
Tollock, C.W.; Fawcett, F.S.; Smith, W.C.; Coffman, D.D.,
The Chemistry of Sulfur Tetrafluoride I. The Synthesis of Sulfur Tetrafluoride,
J. Am. Chem. Soc., 1960, 82, 539. [all data]
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]
Brown and Robinson, 1955
Brown, F.; Robinson, P.L.,
Preparation and some physical properties of sulphur tetrafluoride,
J. Chem. Soc., 1955, 3147, https://doi.org/10.1039/jr9550003147
. [all data]
Brown and Robinson, 1955, 2
Brown, F.; Robinson, P.L.,
Preparation and Some Physical Properties of Sulphur Tetrafluoride,
J. Chem. Soc., 1955, 3147-3151, https://doi.org/10.1039/jr9550003147
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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