alkoxiden.
/alˈkɒksʌɪd/, U.S. /ælˈkɑkˌsaɪd/ Chemistry.
Any of a class of salt-like organic compounds containing anions of the form RO−, where R is an alkyl group, typically formed by the reaction of alcohols with metals. Also: any compound containing a group —OR bonded directly to a metal atom.The simplest alkoxide ions are methoxide, CH3O−, and ethoxide, C2H5O−.
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1889 Cent. Dict. Alkoxid, alkoxide, a compound in which alcohol unites with a metallic base. The base replaces hydrogen in the alcohol hydroxyl: as CH3ONa, sodium alkoxid.
1944 Science 24 Mar. 9 Reduction with aluminum alkoxides (the Meerwein-Ponndorf-Verley reduction).
1967 I. L. Finar Org. Chem. (ed. 5) I. vi. 149 Alkoxides are white deliquescent solids, readily soluble in water with hydrolysis.
1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) v. 144 Alkylberyllium alkoxides (RBeOR') can be prepared from BeR2 by a variety of routes.
2007 Jrnl. Materials Processing Technol. 182 382/2 Due to the high electropositive nature of transition-metal atoms, transition-metal alkoxides are reactive.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).
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