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

单词	ethynyl
释义	ethynyl, n. Chem.\|iːˈθaɪnaɪl, ˈɛθɪnɪl\| Also -inyl. [f. ethyne n. + -yl.] The radical CH{b3}C· derived from ethyne. Usu. attrib.: see also ethinylœstradiol n. 1933Chem. Abstr. XXVII. 7273/1 Ethinyl group, auxochromic effect on C₆H₆ .1934Webster, Ethynyl.1951A. Grollman Pharmacol. & Therapeutics* xxvi. 579 Estradiol is also marketed in the form of its benzoic acid ester in which form its activity is greatly enhanced. Its ethinyl derivative is also more active orally than is the parent substance.1975Physics Bull. Feb. 53/1 Space chemistry continues to grow apace with the discovery of increasing numbers of small molecules in interstellar space. The most recent is the ethynyl radical, C₂H , found by [etc.].1982Sci. Amer. Feb. 95/1 The last of them are typically molecules such as acetylene ( C₂H₂ ) and fragments such as the ethynyl radical ( C₂H ).
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