Thiophosphoryl fluoride
- Formula: F3PS
- Molecular weight: 120.034
- IUPAC Standard InChIKey: FDYJNMHGRBMQLJ-UHFFFAOYSA-N
- CAS Registry Number: 2404-52-6
- Chemical structure:
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Gas phase thermochemistry 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.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -241.174 | kcal/mol | Review | Chase, 1998 | Data last reviewed in December, 1969 |
Quantity | Value | Units | Method | Reference | Comment |
S°gas,1 bar | 71.252 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1969 |
Gas Phase Heat Capacity (Shomate Equation)
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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Temperature (K) | 298. to 1400. | 1400. to 6000. |
---|---|---|
A | 15.50110 | 25.76781 |
B | 21.87050 | 0.033550 |
C | -17.27920 | -0.006316 |
D | 4.765421 | 0.000413 |
E | -0.249969 | -1.229730 |
F | -247.4630 | -252.3571 |
G | 82.81121 | 97.11121 |
H | -241.1730 | -241.1730 |
Reference | Chase, 1998 | Chase, 1998 |
Comment | Data last reviewed in December, 1969 | Data last reviewed in December, 1969 |
Reaction thermochemistry 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: F- + F3PS = (F- • F3PS)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 48.0 ± 9.0 | kcal/mol | IMRB | Rhyne and Dillard, 1971 | gas phase; Fluoride Affinity: between SF4, SF5. Original value 32±10, now altered with new aff. |
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 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
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.1 ± 0.3 | EI | Kiser, Dillard, et al., 1969 | RDSH |
11.05 ± 0.035 | PE | Elbel and Dieck, 1976 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
PF+ | 22.9 ± 0.4 | ? | EI | Kiser, Dillard, et al., 1969 | RDSH |
PF2+ | 17.2 ± 0.3 | ? | EI | Kiser, Dillard, et al., 1969 | RDSH |
PSF2+ | 16.0 ± 0.2 | F | EI | Kiser, Dillard, et al., 1969 | RDSH |
PF3+ | 14.3 ± 0.2 | S | EI | Kiser, Dillard, et al., 1969 | RDSH |
PS+ | 19.2 ± 0.5 | ? | EI | Kiser, Dillard, et al., 1969 | RDSH |
Ion clustering 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: F- + F3PS = (F- • F3PS)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 48.0 ± 9.0 | kcal/mol | IMRB | Rhyne and Dillard, 1971 | gas phase; Fluoride Affinity: between SF4, SF5. Original value 32±10, now altered with new aff. |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering 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: Takehiko Shimanouchi
Symmetry: C3ν Symmetry Number σ = 3
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a1 | 1 | PF3 s-str | 981 | B | 981 VS | gas | 969 p | liq. | ||
a1 | 2 | PS str | 695 | B | 695 M | gas | 696 p | liq. | ||
a1 | 3 | PF3 s-deform | 440 | B | 440 M | gas | 441 p | liq. | ||
e | 4 | PF3 d-str | 945 | B | 945 VS | gas | 937 dp | liq. | ||
e | 5 | PF3 d-deform | 402 | C | 402 M | gas | 404 dp | liq. | ||
e | 6 | PF3 rock | 275 | B | 275 W | gas | 276 dp | liq. | ||
Source: Shimanouchi, 1972
Notes
VS | Very strong |
M | Medium |
W | Weak |
p | Polarized |
dp | Depolarized |
B | 1~3 cm-1 uncertainty |
C | 3~6 cm-1 uncertainty |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering 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.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Rhyne and Dillard, 1971
Rhyne, T.C.; Dillard, J.G.,
Reactions of gaseous inorganic negative ions: III. SF6- with POF3 and PSF3,
Int. J. Mass Spectrom. Ion Phys., 1971, 7, 371. [all data]
Kiser, Dillard, et al., 1969
Kiser, R.W.; Dillard, J.G.; Dugger, D.L.,
Mass spectrometry of inorganic halides,
Advan. Chem. Ser., 1969, 72, 153. [all data]
Elbel and Dieck, 1976
Elbel, S.; Dieck, H.t.,
Photoelectron spectra of group 5 compounds. Part IV. A study of the E-X bond in R3EX compounds (R = Me or F; E = N or P; X = O or S),
J. Chem. Soc. Dalton Trans., 1976, 1757. [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
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy S°gas,1 bar Entropy of gas at standard conditions (1 bar) ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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