查询词典 acetic

Modern industrial methods of synthesis of acetic acid ethyl ester oxidation and lower alkane oxidation France.

现代工业上合成乙酸的方法有乙醋氧化法和低级烷烃氧化法。

A colorless solid amide of acetic acid used as a solvent and in the synthesis of organic compounds.

乙酸的固体氨化物，无色，用作溶剂及合成有机化合物。

Filter, wash the precipitate with dilute ammonium hydroxide and then dissolve in 5％ acetic acid to make 10 ml of solution.

分出氯仿液，加酸性乙醇，在520毫微米下比色，測定索拉索丁的含量。

Methods The plasma was alkalified by ammonium hydroxide, and fluconazole was extracted by acetic ether; and methyl parahydroxybenzoate was used as internal standard.

以对羟基苯甲酸甲酯为内标，血浆用氨水碱化后，用乙酸乙酯提取，测定血浆中氟康唑的浓度。

This paper introduces in detail the factors influencing the yield of the amino acetic acid with the chloroacetic acid ammonolysis process, and connecting with the production procedures, makes deep analysis, and puts forward some corresponding methods for increasing the yield.

详细介绍了氯乙酸氨解法氨基乙酸生产过程中影响收率的因素，并结合生产过程进行了深入分析，有针对性地提出了提高收率的办法。

The synthesis of i amyl acetate from i amylic alcohol and acetic acid using silica gel carrier acid as catalyst is reported.

以乙酸和异戊醇为原料，采用硅胶载体酸为催化剂合成乙酸异戊酯。

The esterification of acetic acid and n amyl alcohol by using heteropoly acid as catalyst was studied.

乙酸正戊酯[1]是一种无色透明的液体，可用作喷漆的溶剂和稀释剂，也用作香料和化妆品的原料以及木材粘合剂的溶剂。

The optimized re action conditions were obtained: the molar ratio of acetic acid and amyl alcohol 1:1.1, the amount of catalyst 0.4g, the reaction temperature about 120℃ and reaction time 3hr, the ratio of...

确定了以该催化剂合成酯的最佳条件：反应温度 12 0℃，酸醇摩尔比为 1∶1.1，催化剂用量为 0 。4 g ，反应时间为 3hr使酸转化率为 86.33%。

The results also indicated a low production of acetic acid, acetoin and ethyl acetate, and high amounts of amyl alcohols in all of the ciders.

结果在所有萍果汁也表明了乙酸、乙醛和乙酸乙酯的低产量和大量产生的戊基乙醇。

More metabolites could be detected when the TLC was carried out in system II (chloroform∶methanol=9∶1) and system III (butanol∶acetic acid∶water=4∶1∶5) with anisaldehyde test solution.

对每一株菌而言，产生最多产物的发酵培养基各不相同，为了获得尽可能多的次生代谢产物，不同菌株选用的发酵培养基不一样。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。