Cyanocobalamin


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

C72H100CoN18O17P (solution) = Cyanocobalamin (solution) + Aluminum (solution)

By formula: C72H100CoN18O17P (solution) = C63H88CoN14O14P (solution) + Al (solution)

Quantity Value Units Method Reference Comment
Δr124. ± 20.kJ/molAVGN/AAverage of 5 out of 6 values; Individual data points

C63H91CoN13O14P (solution) = Cyanocobalamin (solution) + Methane (solution)

By formula: C63H91CoN13O14P (solution) = C63H88CoN14O14P (solution) + CH4 (solution)

Quantity Value Units Method Reference Comment
Δr155. ± 13.kJ/molKinSMartin and Finke, 1990solvent: Ethylene glycol; Please also see Martin and Finke, 1992. The reaction enthalpy relies on 172. ± 13. kJ/mol for the reaction activation enthalpy. The reaction refers to "base-on" cobalamine.

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.

Martin and Finke, 1990
Martin, B.D.; Finke, R.G., J. Am. Chem. Soc., 1990, 112, 2419. [all data]

Martin and Finke, 1992
Martin, B.D.; Finke, R.G., J. Am. Chem. Soc., 1992, 114, 585. [all data]


Notes

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