詞語：diketen
diketen的意思
diketen 雙烯酮;
diketen的參考例句
1.In this paper, the reaction rule of diketen reacting with different alcohols under acid base catalysis was investigated. 研究了二聚乙烯酮與不同結構的醇在酸、鹼催化下的反應規律，並用烷基電子效應的新觀點解釋了這個規律。
2.Twelve alkyl acetoacetate were prepared by the reaction of diketen with alcohols, and then the compounds were characterized by the boiling points, refractive indices and infrared spectra. 本文以雙乙烯酮與各種醇反應得到了12種乙酰乙酸酯，並通過沸點、折光率和紅外光譜對這些化合物進行了確認。