3,4-Dimethylphosphole manganese tricarbonyl
- Formula: C9H8MnO3P
- Molecular weight: 250.0698
- CAS Registry Number: 56993-57-8
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Phase change data
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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 300. | K | N/A | Poizat, Sourisseau, et al., 1982 | Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; TRC |
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.190 | 275. | crystaline, II | crystaline, I | Poizat, Sourisseau, et al., 1982, 2 | DH |
| 19.300 | 300. | crystaline, I | liquid | Poizat, Sourisseau, et al., 1982, 2 | DH |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.69 | 275. | crystaline, II | crystaline, I | Poizat, Sourisseau, et al., 1982, 2 | DH |
| 64. | 300. | crystaline, I | liquid | Poizat, Sourisseau, et al., 1982, 2 | DH |
Gas phase ion energetics data
Go To: Top, Phase change 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.13 | PE | Guimon, Pfister-Guillouzo, et al., 1979 | Vertical value |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Poizat, Sourisseau, et al., 1982
Poizat, O.; Sourisseau, C.; Chhor, K.; Pommier, C.,
Calorimetric and low friquency Raman studies of a phase transition in 3,4-dimethylphosphacymantrene, PC4H2(CH3)2Mn(CO)3,
J. Chim. Phys. Phys.-Chim. Biol., 1982, 79, 403. [all data]
Poizat, Sourisseau, et al., 1982, 2
Poizat, O.; Sourisseau, C.; Chhor, K.; Pommier, C.,
Calorimetric and low frequency Raman studies of a phase transition in 3,4-dimethylphosphacymantrene, PC4H2(CH3)2Mn(CO)3,
J. Chim. Phys. Phys.-Chim. Biol., 1982, 79, 403-408. [all data]
Guimon, Pfister-Guillouzo, et al., 1979
Guimon, C.; Pfister-Guillouzo, G.; Mathey, F.,
Electronic structure of phosphacymantrene by photoelectron spectroscopy (He I, He II) and E.H.T. calculations,
Nouv. J. Chim., 1979, 3, 725. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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