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单词 ethanediol
释义

ethanedioln.

Brit. /ˌiːθeɪnˈdʌɪɒl/, /ˌɛθeɪnˈdʌɪɒl/, U.S. /ˌɛˌθeɪnˈdaɪˌɔl/, /ˌɛˌθeɪnˈdaɪˌɑl/
Origin: Formed within English, by compounding; perhaps modelled on a German lexical item, or perhaps modelled on a French lexical item. Etymons: ethane n., -diol comb. form.
Etymology: < ethane n. + -diol comb. form, after German Äthandiol (1893 or earlier; also Aethandiol; now usually Ethandiol) or its probable model French éthane diol (1892 or earlier).
Chemistry.
= ethylene glycol n. at ethylene n. Compounds. More fully ethane-1,2-diol; also 1,2-ethanediol.
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the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > hydrocarbon radicals
alkyl1879
ethanediol1897
1897 W. A. Noyes Org. Chem. for Lab. vii. 166 Ethylene glycol... (Ethanediol).
1907 School World Oct. 372/1 Ethyl alcohol is the primary product, but..it is rapidly converted into ethanediol, which is resolved into acetaldehyde and water.
1936 A. Lowy & B. Harrow Introd. Org. Chem. (ed. 4) v. 50 1,2-ethanediol.
1966 J. W. Buttle et al. Chem. xxii. 429 Ethane-1,2-diol (ethylene glycol) is in demand as an ‘antifreeze’.., as a solvent and..for making the polyester ‘Terylene’.
1982 G. C. Hill & J. S. Holman Chem. in Context: Lab. Man. & Study Guide 84 The potassium manganate(VII) oxidizes ethene to ethane-1,2-diol and other products.
1989 Antenna 13 105 The pit-fall traps consisted of small plastic cups..and ethane-diol was used as a preservative.
2006 J. M. Hornback Org. Chem. (Internat. Student ed.) xxv. 1103 Many compounds that have hydroxy groups on adjacent carbons have a sweet taste. The simplest of these is ethylene glycol or 1,2-ethanediol.
This entry has been updated (OED Third Edition, March 2014; most recently modified version published online March 2022).
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