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The synthetic ratio was over 90%,content of acetaldoxime was over 35% and relative purity of the product was over 95%. 該工藝肟化收率在90%25以上，産品中乙醛肟含量大於35%25，相對(duì)純度高於95%25。
The preparation of anhydrous acetaldoxime from an aqueous solution by gaseous extraction using methylene chloride as extracting agent was studied. 研究以二氯甲烷爲(wèi)萃取劑，利用汽相萃取由乙醛肟水溶液制備無(wú)水乙醛肟的工藝過(guò)程，所得乙醛肟貯存穩(wěn)定性好，含量在99%25以上，收率達(dá)93%25。
A process for the preparation of anhydrous acetaldoxime from an aqueous solution by gaseous extration with methylene chloride as extracting agent was studied. 研究了以二氯甲烷爲(wèi)萃取劑,利用氣相萃取由乙醛肟水溶液制備無(wú)水乙醛肟的工藝過(guò)程,所得乙醛肟貯存穩(wěn)定性好,含量在99%25以上,收率達(dá)93
HAN Qingzhen,YE Guoan,YE Yuxing,et al.Study on the kinetics of the reaction of acetaldoxime and HNO2[J].Atomic Energy Science and Technology,2006,40(4):411-415(in Chinese). [6]韓清珍;葉國(guó)安;葉玉星;等.;乙醛肟與亞硝酸反應(yīng)的動(dòng)力學(xué)研究[J]
OBJECTIVE Acetaldoxime was prepared by using acetaldehyde and hydroxylamine sulfate as main materials then methylthio acetaldoxime was synthesized by using the former products as main material. 目的本文研究了以乙醛和硫酸羥胺爲(wèi)主要原料郃成乙醛肟,竝以乙醛肟爲(wèi)原料郃成甲硫基乙醛肟的工藝。