Summary
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1.
A study was made of the effect of additions of tripeptide ester on the kinetics of the polycondensation of glycine ethyl ester in presence of carbon dioxide.
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2.
The polycondensation of glycine ethyl ester proceeds in two stages.
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3.
Addition of peptide esters accelerates the polycondensation of glycine ester; this effect is due to shortening of the duration of the first stage.
Literature cited
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K. T. Poroshin, T. D. Kozarenko and Yu. I. Khurgin, Bull. Acad. Sci. USSR, Div. Chem. Sci. 1955, 773; 1956, 626.
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Noskova, N.V., Poroshin, K.T. & Kozarenko, T.D. Accelerating effect of peptide esters on the poly-condensation of glycine ethyl ester. Russ Chem Bull 8, 901–902 (1959). https://doi.org/10.1007/BF00915927
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DOI: https://doi.org/10.1007/BF00915927