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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Diketene ： ウィキペディア英語版 Diketene |Section2= }} Diketene is an organic compound with the formula (CH2CO)2. It is formed by dimerization of ketene (IUPAC name: ethenone). Diketene is a member of the oxetane family. It is used as a reagent in organic chemistry.〔Beilstein E III/IV 17: 4297.〕 It is a colorless liquid. ==Production== Ketene is generated by dehydrating acetic acid at 700–750 °C in the presence of triethyl phosphate as a catalyst or (in Switzerland and the CIS) by the thermolysis of acetone at 600–700 °C in the presence of carbon disulfide as a catalyst.〔 :CH3CO2H → H2C=C=O + H2O (Δ''H'' = +147 kJ/mol) :CH3COCH3 → H2C=C=O + CH4 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Diketene」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.