Bis(η5-cyclopentadienyl)tungsten dihydride


Condensed 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.

Data compiled by: José A. Martinho Simões

Quantity Value Units Method Reference Comment
Δfsolid250.4 ± 2.9kJ/molReviewMartinho Simões 
Δfsolid226.2 ± 8.6kJ/molReviewMartinho SimõesThe enthalpy of formation relies on -63.1 ± 7.2 kJ/mol for the enthalpy of formation of W(Cp)2(Cl)2(cr)
Quantity Value Units Method Reference Comment
Δcsolid-6743.4 ± 2.5kJ/molCC-SBTel'noi, Rabinovich, et al., 1976Please also see Tel'noi and Rabinovich, 1977.

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: José A. Martinho Simões

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Individual Reactions

C10H12W (cr) + 2Iodine (cr) = C10H10I2W (cr) + 2Hydrogen iodide (g)

By formula: C10H12W (cr) + 2I2 (cr) = C10H10I2W (cr) + 2HI (g)

Quantity Value Units Method Reference Comment
Δr-104.3 ± 5.5kJ/molRSCCalado, Dias, et al., 1979 

C10H12W (cr) + 2Carbon tetrabromide (cr) = C10H10Br2W (cr) + 2Methane, tribromo- (l)

By formula: C10H12W (cr) + 2CBr4 (cr) = C10H10Br2W (cr) + 2CHBr3 (l)

Quantity Value Units Method Reference Comment
Δr-302.5 ± 2.2kJ/molRSCCalado, Dias, et al., 1980 

C10H12W (cr) + 2Carbon Tetrachloride (l) = C10H10Cl2W (cr) + 2Trichloromethane (l)

By formula: C10H12W (cr) + 2CCl4 (l) = C10H10Cl2W (cr) + 2CHCl3 (l)

Quantity Value Units Method Reference Comment
Δr-301.1 ± 3.4kJ/molRSCCalado, Dias, et al., 1979, 2 

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
6.4 ± 0.2LENakato, Chiyoda, et al., 1974LLK
6.5 ± 0.1EIMuller and D'Or, 1967RDSH
6.4 ± 0.1PEGreen, Jackson, et al., 1975Vertical value; LLK

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Martinho Simões
Martinho Simões, J.A., Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]

Tel'noi, Rabinovich, et al., 1976
Tel'noi, V.I.; Rabinovich, I.B.; Kir'yanov, K.V.; Smirnov, A.S., Dokl. Akad. Nauk SSSR, 1976, 231, 733. [all data]

Tel'noi and Rabinovich, 1977
Tel'noi, V.I.; Rabinovich, I.B., Russ. Chem. Rev., 1977, 46, 689. [all data]

Calado, Dias, et al., 1979
Calado, J.C.G.; Dias, A.R.; Martinho Simões, J.A.; Ribeiro da Silva, M.A.V., Rev. Port. Quím., 1979, 21, 129. [all data]

Calado, Dias, et al., 1980
Calado, J.C.G.; Dias, A.R.; Martinho Simões, J.A., J. Organometal. Chem., 1980, 195, 203. [all data]

Calado, Dias, et al., 1979, 2
Calado, J.C.G.; Dias, A.R.; Martinho Simões, J.A.; Ribeiro da Silva, M.A.V., J. Organometal. Chem., 1979, 174, 77. [all data]

Nakato, Chiyoda, et al., 1974
Nakato, Y.; Chiyoda, T.; Tsubomura, H., Experimental determination of ionization potentials of organic amines, β-carotene and chlorophyll a, Bull. Chem. Soc. Jpn., 1974, 47, 3001. [all data]

Muller and D'Or, 1967
Muller, J.; D'Or, L., Massenspektrometrische Untersuchungen an Dicyclopentadienylkomplexen von Ubergangsmetallen, J.Organometal. Chem., 1967, 10, 313. [all data]

Green, Jackson, et al., 1975
Green, J.C.; Jackson, S.E.; Higginson, B., Photoelectron studies of some bent bis(n-cyclopentadienyl)metal complexes. Part I. Some eighteen-electron systems with hydride, alkyl, olefin, allyl, carbonyl ligands, J. Chem. Soc. Dalton Trans., 1975, 403. [all data]


Notes

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