Bis(η5-cyclopentadienyl)dimethyl tungsten
- Formula: C12H16W
- Molecular weight: 344.10
- CAS Registry Number: 39333-53-4
- Information on this page:
- Other data available:
- Options:
Condensed phase thermochemistry data
Go To: Top, Reaction thermochemistry data, 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: José A. Martinho Simões
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | 64.9 ± 1.8 | kcal/mol | Review | Martinho Simões | The enthalpy of formation relies on -15.1 ± 1.7 kcal/mol for the enthalpy of formation of W(Cp)2(Cl)2(cr) |
Reaction thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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: José A. Martinho Simões
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
C12H16W (cr) + 2( • 5.55
) (solution) = C10H10Cl2W (cr) + 2
(g)
By formula: C12H16W (cr) + 2(HCl • 5.55H2O) (solution) = C10H10Cl2W (cr) + 2CH4 (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -40.61 ± 0.55 | kcal/mol | RSC | Calado, Dias, et al., 1978 | Please also see Calhorda, Dias, et al., 1987. |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 5.8 | PE | Green, Jackson, et al., 1975 | LLK |
| 6.0 ± 0.1 | PE | Green, Jackson, et al., 1975 | Vertical value; LLK |
References
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry 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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Calado, Dias, et al., 1978
Calado, J.C.G.; Dias, A.R.; Martinho Simões, J.A.; Ribeiro da Silva, M.A.V.,
J. Chem. Soc., Chem. Commun., 1978, 737.. [all data]
Calhorda, Dias, et al., 1987
Calhorda, M.J.; Dias, A.R.; Minas da Piedade M.E.; Salema, M.S.; Martinho Simões J.A.,
Organometallics, 1987, 6, 734. [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
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.