查询词典 hydrogenation

The carbonylation of allyl bromide and hydrogenation of 1-octene were carried out under atmospheric pressure and at 40℃.

研究了它们在烯丙基溴的常压羰基化反应和1-辛烯的常压加氢反应中的催化性能。

The applied level of operation technology in units like sulfonation, nitration, hydrogenation, polymerization, ammonolysis and separation etc.

十一五的发展战略是充分发挥自身优势，加大投入力度，合理构造产业链，重点发展基础化工、精细化工、农用化工。

The influence of solvent on the homogeneous hydrogenation of maleic anhydride is obvious.

溶剂对顺酐加氢催化活性有着很大的影响。

The kinetics on the hydrogenation of maleic anhydride to succinic anhydride has been studied.

在反应条件考察的基础上，对顺酐均相加氢生成琥珀酸酐的反应动力学进行了研究。

They were subjected to a 〓 reaction with sodium azide, hydrogenation, amidation,hydrolysis and Jones oxidation to afford 112 and 116, respectively.

它们分别经过与叠氮化钠的亲核取代反应、氢化、酰胺化、N〓催化的水解，Jones氧化以后分别给出化合物112和116。

Secondly, the hydrogenation nitrobenzene and benzaldehyde with SiO2-CMC-Pd were investigated as well, and some satisfactory results were obtained.

最后，我们还研究了以羊毛为配体的Wool-Pd催化剂在催化加氢上的催化活性，结果也证明羊毛是一种优良的配体，催化剂的催化性能好。

An in-situ hydrogenation process of methyl benzoate to benzaldehyde in gas phase was proposed.

提出了苯甲酸甲酯气相原位加氢制苯甲醛的路线。

Molar ratio of hydrogen to benzaldehyde was increased in consecutive hydrogenation process, which is beneficial to enhancing the selectivity of benzyl alcohol.

在苯甲酸甲酯加氢连续步骤中的氢醛比得到提高，有效地抑制了副产物甲苯的生成。

There are many methods of preparing benzaldehyde, but it has been little reported in civil that benzaldehyde is prepared through hydrogenation of benzoic acid.

它的制备方法较多，而用苯甲酸为原料，采用催化加氢还原法文献报道较少。

In this paper, we analyzed the important roles of mass transfer in selective hydrogenation of benzene.

本论文通过文献总结，分析了传质在苯选择加氢反应中的重要性。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48