说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 二异丁基酮
1)  diisobutyl ketone
二异丁基酮
1.
The reaction performance evaluation experiments of a domestic Cu-ZnO-Al 2O 3 complex bifunctional catalyst for one-step synthesis of methyl isobutyl ketone (MIBK) and diisobutyl ketone (DIBK) from isopropanol were carried out in an isothermal integral reactor under atmospheric pressure, 250 ℃ and liquid space velocity of 1 h -1.
采用等温积分反应器,在常压、250℃和液相空速1h-1条件下,对国产Cu-ZnO-Al2O3复合型多功能催化剂上、异丙醇一步法联产甲基异丁基酮(MIBK)和二异丁基酮(DIBK)的反应性能进行了实验评价。
2.
The influence of preparation methods of nanosized ZrO_2-based supported palladium catalysts for synthesis of methyl isobutyl ketone(MIBK)/diisobutyl ketone(DIBK) from acetone in one step was investigated.
不同的沉淀方法、陈化环境制备的纳米ZrO2,对不同的产物有不同的选择性,其中,在母液中373K陈化的二氧化锆为载体的催化剂对二异丁基酮(DIBK)的选择性较高,为61 43%;沉淀剂滴加到盐溶液中得到的二氧化锆为载体的催化剂对甲基异丁基酮(MIBK)的选择性较高,为63 70%。
2)  Diisobutyl ketone
二异丁基甲酮
1.
Objective To establish solvent desorption gas chromatographic method for determination of Diisobutyl ketone in workplace.
目的建立工作场所空气中二异丁基甲酮的溶剂解吸气相色谱测定方法。
3)  2,6-dimetil-eptan-4-one
二异丁基(甲)酮
4)  5-nonanone
二丁基酮
5)  MIBK
甲基异丁酮
1.
MIBK is employed to extract the complex from aqueous solution,which separates Fe~(2+) from Fe~(3+) and reduces speciation transformation between the two oxidation states.
显色剂PAN与铁(Ⅱ)在pH1的介质中络合显色,Fe(Ⅲ)在此酸度下不显色,以甲基异丁酮为萃取剂,将Fe2+-PAN萃取到有机相,实现铁(Ⅱ)和Fe(Ⅲ)的分离。
2.
6 meanwhile Cr3+was hardly extracted when chromium in waste water was extracted by the mixing solvent extrations of MIBK and TBP on condition that PH was less than 1.
在pH<1的溶液中,用甲基异丁酮(MIBK)与磷酸三丁酯(TBP)混合作为萃取剂,萃取废水中的铬时,六价铬的分配比为108。
6)  methyl isobutyl ketone
甲基异丁酮
1.
The ammonium pyrrolidinyldithiocarboxylate (APDC) was used as a chelate reagent, and then the Pb2+-APDC complex was extracted by methyl isobutyl ketone from an aqueous phase to an organic phase.
利用吡咯烷二硫代氨基甲酸铵作为螯合剂,甲基异丁酮作为萃取剂,将水相中的Pb2+萃取到有机相中,利用经典的三电极系统研究该有机相在液/液界面的伏安特性。
2.
Iodine equi-volume extracted with methyl isobutyl ketone from aqueous solution,and then 20~40 μL of an organic solution containing iodine was injected into a pipette using a microsyringe,and the combine electrode was set just on the surface of the aqueous solution.
利用甲基异丁酮(MIBK)作为萃取剂,等体积法将水中的碘萃取到有机相中,微量进样器将20~40μL有机溶液注入玻璃微管中,使它处于界面上。
3.
Slaking the sample of human hair by nitric acid and perchloric acid, then extracting trace cadmium from it by potassium iodide and methyl isobutyl ketone, then spraying the organic phase and mensurating the content of cadmium, and making a comparision between direct method standard addition method and atomic absorption spectrophotometry, the result showed that c.
以硝酸—高氯酸为消化液,消解人发试样,采用碘化钾—甲基异丁酮萃取发样中的镉,采用原子吸收分光光度法,将有机相喷雾测定。
补充资料:二异丁基酮
分子式:C9H18O
分子量:142.24
CAS号:108-83-8

性质:无色油状液体。熔点-46.4℃,沸点168℃(165-166℃),60-61℃(2.40kPa),56℃(1.47kPa),相对密度0.8053(20/4℃),折光率1.4128,闪点48℃。能与乙醇、乙醚等多数有机溶剂混溶。25℃时在水中的溶解度为0.043%,23℃时水在该品中的溶解度为0.4%。有薄荷味。

制备方法:由丙酮经酸催化缩合生成福尔酮,再加氢还原成二异丁基酮。

用途:该品主要用作有机溶剂,也可用于有机合成。能溶解乙酸纤维素、硝化纤维素、聚苯乙烯、乙烯树脂、蜡、清漆、天然树脂和生胶等。由于沸点高,蒸发速度慢,可用作硝基喷漆、乙烯树脂涂料以及其他合成树脂涂料的溶剂。也是某些药物、杀虫剂的中间体。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条