| 释义 |
propionaldehyde 英音 [ ˌprəʊpiəˈnældɪhaɪd ] 美音 [ ˌproʊpiəˈnældɪhaɪd ] 释义 n. [有化]丙醛(等于 propyl aldehyde) 例句 1·A new path for the preparation of leaf alcohol with 3-chloropropanol, triphenylphosphine and propionaldehyde through Wittig reaction was studied. 本文研究了以3-氯丙醇, 三苯基膦和丙醛为原料利用威蒂希反应合成叶醇的新路线。 2·Chlorohydrin production of propylene oxide with the impurities except for acetaldehyde, propionaldehyde and hydrocarbon, epoxides, halogenated alkanes, acetone, alcohols, such as. 用氯醇法生产的环氧丙烷中所合杂质除有乙醛、丙醛外,还有烃类、环氧化物、卤代烷、丙酮、醇类等。
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