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«alpha»-D-Glucopyranose


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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

β-D-Glucopyranose, 4-O-β-D-galactopyranosyl- + Water = α-D-Glucopyranose + α-d-Galactopyranose

By formula: C12H22O11 + H2O = C6H12O6 + C6H12O6

Quantity Value Units Method Reference Comment
Deltar0.44 ± 0.11kJ/molEqkGoldberg and Tewari, 1989liquid phase; solvent: Aqueous; HPLC

Sucrose + Water = α-D-Glucopyranose + Fructose

By formula: C12H22O11 + H2O = C6H12O6 + C6H12O6

Quantity Value Units Method Reference Comment
Deltar-14.93 ± 0.16kJ/molEqkGoldberg, Tewari, et al., 1989liquid phase; solvent: Aqueous

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.

Goldberg and Tewari, 1989
Goldberg, R.N.; Tewari, Y.B., A calorimetric and equilibrium investigatino of the hydrolysis of lactose, J. Biol. Chem., 1989, 264, 9897-9900. [all data]

Goldberg, Tewari, et al., 1989
Goldberg, R.N.; Tewari, Y.B.; Ahluwalia, J.C., Thermodynamics of the hydrolysis of sucrose, J. Biol. Chem., 1989, 264, 9901-99. [all data]


Notes

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