Manganese, acetylpentacarbonyl-, (OC-6-21)-


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.

Data compiled by: José A. Martinho Simões

Quantity Value Units Method Reference Comment
Δfgas-215.3 ± 2.0kcal/molReviewMartinho SimõesThe enthalpy formation relies on -179.5 ± 0.98 kcal/mol for the enthalpy of formation of Mn(CO)5(Me)(g)
Δfgas-212.6 ± 2.1kcal/molReviewMartinho Simões 
Δfgas-214. ± 2.kcal/molReviewMartinho SimõesSelected data. Average of the values from Connor, Zafarani-Moattar, et al., 1982

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
Δfsolid-234.4 ± 1.0kcal/molReviewMartinho SimõesThe enthalpy formation relies on -179.5 ± 0.98 kcal/mol for the enthalpy of formation of Mn(CO)5(Me)(g)
Δfsolid-231.8 ± 1.3kcal/molReviewMartinho Simões 
Δfsolid-233. ± 1.kcal/molReviewMartinho SimõesSelected data. Average of the values from Connor, Zafarani-Moattar, et al., 1982

Phase change 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:
MS - José A. Martinho Simões
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub19. ± 2.kcal/molTD-HFCConnor, Zafarani-Moattar, et al., 1982MS
Δsub19. ± 2.kcal/molCConnor, Zafarani-Moattar, et al., 1982, 2AC

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

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

Manganese, pentacarbonylmethyl- (solution) + Carbon monoxide (solution) = Manganese, acetylpentacarbonyl-, (OC-6-21)- (solution)

By formula: C6H3MnO5 (solution) + CO (solution) = C7H3MnO6 (solution)

Quantity Value Units Method Reference Comment
Δr-13.4 ± 1.0kcal/molRSCNolan, López de la Vega, et al., 1986solvent: Tetrahydrofuran
Δr-12.6kcal/molEqSCalderazzo, 1977solvent: 2,2'-diethoxydiethyl ether

Manganese, acetylpentacarbonyl-, (OC-6-21)- (cr) + 1.5Bromine (g) = manganese dibromide (cr) + 6Carbon monoxide (g) + Methane, bromo- (g)

By formula: C7H3MnO6 (cr) + 1.5Br2 (g) = Br2Mn (cr) + 6CO (g) + CH3Br (g)

Quantity Value Units Method Reference Comment
Δr-38. ± 1.kcal/molHAL-HFCConnor, Zafarani-Moattar, et al., 1982 

Manganese, acetylpentacarbonyl-, (OC-6-21)- (cr) = Manganese, pentacarbonylmethyl- (g) + Carbon monoxide (g)

By formula: C7H3MnO6 (cr) = C6H3MnO5 (g) + CO (g)

Quantity Value Units Method Reference Comment
Δr28.5 ± 0.2kcal/molTD-HFCConnor, Zafarani-Moattar, et al., 1982 

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin ETHYL CORPORATION, FERNDALE, MICHIGAN
NIST MS number 25878

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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]

Connor, Zafarani-Moattar, et al., 1982
Connor, J.A.; Zafarani-Moattar, M.T.; Bickerton, J.; El-Saied, N.I.; Suradi, S.; Carson, R.; Al Takkhin, G.; Skinner, H.A., Organomet., 1982, 1, 1166. [all data]

Connor, Zafarani-Moattar, et al., 1982, 2
Connor, Joseph A.; Zafarani-Moattar, Mohamed T.; Bickerton, James; El Saied, Nabila I.; Suradi, Sukiman; Carson, Ronald; Al Takhin, Ghassan; Skinner, Henry A., Enthalpy of formation of acyl-, alkyl- and hydridopentacarbonyl-manganese complexes. The enthalpy contributions of manganese-hydrogen and manganese-carbon bonds in these molecules. Thermochemical aspects of models in Fischer-Tropsch reactions, Organometallics, 1982, 1, 9, 1166-1174, https://doi.org/10.1021/om00069a011 . [all data]

Nolan, López de la Vega, et al., 1986
Nolan, S.P.; López de la Vega, R.; Hoff, C.D., J. Am. Chem. Soc., 1986, 108, 7852. [all data]

Calderazzo, 1977
Calderazzo, F., Angew. Chem. Int. Ed. Engl., 1977, 16, 299. [all data]


Notes

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