英语词汇“glycol”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

glycol

释义

glycol Chem.|ˈglaɪkɒl, ˈglɪkɒl|
[f. glycerine) + -ol; the original intention of the name being to designate a substance intermediate in composition between ‘glycerine’ and ‘alcohol’.]
a. Formerly applied to the compound now called ethyl glycol or ethylene alcohol C₂H₄(OH)₂, a sweetish, colourless, inodorous viscid liquid obtained from the decomposition of ethylene dibromide.
b. In wider sense, a general name for the group of fatty diatomic alcohols of which this is the type, having the general structure C_nH₂_n(OH)₂.
1858Fownes' Man. Chem. (ed. 7) 466 An alcoholic body being formed, to which the name ethylene-alcohol, or glycol, has been given.1864Watts Dict. Chem. II. 574. 1866 Roscoe Elem. Chem. xxxiii. 294 Glycol is obtained by the action of ethylene dibromide upon silver acetate.1873Fownes' Chem. (ed. 11) 614 The diatomic alcohols of the fatty group are called glycols.1881W. Spottiswoode in Nature xxv. 141 It was..Professor Karl Adolph Wurtz..who first made those remarkable alcohols called glycols.

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