常見例句A convenient synthetic route to 5 - aryl - 3, 5 - diethoxy -2(5H) - furanones has been developed. 提出了一條方便地制備5-芳基-3,5-二乙氧基-2(5H)-呋喃酮化合物的合成路線,并對(duì)合成路線的反應(yīng)機(jī)理進(jìn)行了研究。The preparation method and the application of diethoxy methane (DEM) were summarized in this paper.The recent methods of separating DEM from ethanol aqueous solution were reviewed in the paper. 本文綜述了二乙氧基甲烷(DEM)的制備方法以及在有機(jī)合成中的應(yīng)用,總結(jié)了國(guó)內(nèi)外分離DEM乙醇水溶液的方法。Keywords diethoxy fluorane;synthesis;heat sensitive dyestuffs; 二乙氧基熒烷;合成;熱敏染料;Vinyl methyl diethoxy silane;Silane, ethenyldiethoxymethyl-; 名稱 甲基乙烯基二乙氧基硅烷;Keywords catalytic synthesis;toluene-p-sulfonic acid;diethoxy methane;ethanol;formaldehyde; 二乙氧基甲烷;對(duì)甲苯磺酸;催化合成;乙醇;甲醛;Keywords diisopropoxy cyclohexane;1;1 - diethoxy cyclohexane;1 - dimethoxy cyclohexane;erythromycin oxime; 二異丙氧基環(huán)己烷;1-二乙氧基環(huán)己烷;1-二甲氧基環(huán)己烷;紅霉素肟; 返回 diethoxy