Abstract
The kinetics of catalytic alkylation of 2,6-di-tert-butylphenol (ArOH) with methyl acrylate (MA) in the presence of potassium 2,6-di-tert-butylphenoxide (ArOK) depends on the method for the preparation of ArOK. The reaction of ArOH with KOH at temperatures > 180 °C affords monomeric ArOK, whose properties differ from those in the case of potassium 2,6-di-tert-butylphenoxide synthesized by the earlier methods. The regularities of ArOH alkylation depend on the ArOK concentration, the ArOH: MA ratio, and the effect of microadditives of polar solvents.
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Published in Russian in Izvestiya Akademii Nauk. Seriya Khimicheskaya, No. 10, pp. 1971–1974, October, 2007.
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Volod’kin, A.A., Zaikov, G.E. Alkylation of 2,6-di-tert-butylphenol with methyl acrylate catalyzed by potassium 2,6-di-tert-butylphenoxide. Russ Chem Bull 56, 2038–2042 (2007). https://doi.org/10.1007/s11172-007-0318-3
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DOI: https://doi.org/10.1007/s11172-007-0318-3