etherificationn.
/ᵻˌθɛrᵻfᵻˈkeɪʃn/, /ˌiːθərᵻfᵻˈkeɪʃn/, U.S. /ᵻˌθɛrəfəˈkeɪʃ(ə)n/, /ˌiθərəfəˈkeɪʃ(ə)n/ Chemistry.
The action or process of converting ethanol into ether (ether n. 5a). In later use more widely: the action or process of converting any alcohol into an ether (ether n. 5c).
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etherification1797
etherization1821
1797 Jrnl. Nat. Philos. Apr. 45 They took the proportions of the mixture which exists at this period of the etherification; that is to say, four parts of concentrated sulphuric acid and one of alcohol.
1833 Penny Cycl. I. 157/2 To render intelligible the process of ætherification by sulphuric acid.
1870 J. King Amer. Dispensatory (ed. 8) 916 According to Williamson's views,..etherification is the replacement of the hydrogen in alcohol by a carburetted hydrogen.
1948 A. W. Ralston Fatty Acids ix. 763 These sulfonated ethers may be alternatively prepared by the etherification of the phenol- or naphtholsulfonic acids.
1955 B. C. L. Kemp Elem. Org. Chem. (new ed.) vii. 95 Theoretically the sulphuric acid is not used up, hence the name continuous etherification process.
1997 M. B. Cohn tr. M. R. Greca in C. James et al. Old Master Prints & Drawings: Guide Preserv. & Conservation xviii. 291 Each unit of β-glucopyranose contains three OH groups susceptible to etherification.
2009 Appl. Catalysis A. 367 77 The etherification of glycerol should address the formation of di- and tri-ethers.
This entry has been updated (OED Third Edition, March 2014; most recently modified version published online March 2022).
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