Ferrocene, 1,1'-dimethyl-
- Formula: C12H14Fe
- Molecular weight: 214.085
- IUPAC Standard InChIKey: GJFIEPAJMYPAGC-UHFFFAOYSA-N
- CAS Registry Number: 1291-47-0
- 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: Bis(methylcyclopentadienyl)iron; 1,1'-Dimethylferrocene; Dimethyl ferrocene
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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 by: William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 84.5 ± 1.9 | kJ/mol | ME | Lousada, Pinto, et al., 2008 |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference |
---|---|---|---|
17.66 | 312.6 | DSC | Lousada, Pinto, et al., 2008 |
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 as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
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 |
---|---|---|---|
6.5 ± 0.1 | PI | Barfuss, Emrich, et al., 1990 | LL |
6.6 ± 0.2 | EI | Barfuss, Emrich, et al., 1990 | LL |
6.65 | CTS | Huttner and Fischer, 1967 | RDSH |
6.72 | PE | Evans, Green, et al., 1974 | Vertical value; LLK |
6.72 | PE | Evans, Green, et al., 1972 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C5H5Fe+ | 14.5 ± 0.3 | ? | EI | Barfuss, Emrich, et al., 1990 | LL |
C5H5Fe+ | 13.9 ± 0.2 | ? | PI | Barfuss, Emrich, et al., 1990 | LL |
C6H6Fe+ | 13.2 ± 0.2 | ? | PI | Barfuss, Emrich, et al., 1990 | LL |
C6H6Fe+ | 13.5 ± 0.3 | ? | EI | Barfuss, Emrich, et al., 1990 | LL |
C6H7+ | 17.7 ± 0.3 | ? | PI | Barfuss, Emrich, et al., 1990 | LL |
C6H7+ | 17.7 ± 0.3 | ? | EI | Barfuss, Emrich, et al., 1990 | LL |
C11H11Fe+ | 6.6 ± 0.1 | CH3 | PI | Barfuss, Emrich, et al., 1990 | LL |
C11H11Fe+ | 7.1 ± 0.3 | CH3 | EI | Barfuss, Emrich, et al., 1990 | LL |
Fe+ | 14.9 ± 0.3 | ? | EI | Barfuss, Emrich, et al., 1990 | LL |
Fe+ | 16.7 ± 0.3 | ? | EI | Barfuss, Emrich, et al., 1990 | LL |
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.
Lousada, Pinto, et al., 2008
Lousada, Cláudio M.; Pinto, Susana S.; Canongia Lopes, José N.; Minas da Piedade, M. Fátima; Diogo, Hermínio P.; Minas da Piedade, Manuel E.,
Experimental and Molecular Dynamics Simulation Study of the Sublimation and Vaporization Energetics of Iron Metalocenes. Crystal Structures of Fe(η 5 -C 5 H 4 CH 3 ) 2 and Fe[(η 5 -(C 5 H 5 )(η 5 -C 5 H 4 CHO)],
J. Phys. Chem. A, 2008, 112, 13, 2977-2987, https://doi.org/10.1021/jp7107818
. [all data]
Barfuss, Emrich, et al., 1990
Barfuss, S.; Emrich, R.-H.; Hirschwald, W.; Dowben, P.A.; Boag, N.M.,
A mass spectrometric investigation of chloro-, bromo- and methyl-ferrocenes by electron and photon impact ionisation,
J. Org. Chem., 1990, 391, 209. [all data]
Huttner and Fischer, 1967
Huttner, G.; Fischer, E.O.,
Uber Aromatenkomplexe von Metallen. XCVIII. Spectroskopische Untersuchungen an Charge-Transfer-Komplexen von Aromaten-Chrom Tricarbonylen mit 1,3,5-Trinitrobenzol,
J. Organometal. Chem., 1967, 8, 299. [all data]
Evans, Green, et al., 1974
Evans, S.; Green, M.L.H.; Jewitt, B.; King, G.H.; Orchard, A.F.,
Electronic structures of metal complexes containing the π-cyclopentadienyl and related ligands Part 2. He I photoelectron spectra of the open-shell metallocenes,
J. Chem. Soc. Faraday Trans. 2, 1974, 70, 356. [all data]
Evans, Green, et al., 1972
Evans, S.; Green, M.L.H.; Jewitt, B.; Orchard, A.F.; Pygall, C.F.,
Electronic structure of metal complexes containing π-cyclopentadienyl and related ligands,
J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1847. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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