hydrogenolysis

简明释义

英[ˌhaɪdrəʊdʒɪˈnɒlɪsɪs]美[ˌhaidroudʒəˈnɑːləsɪs]

n. 氢解作用

复 数 h y d r o g e n o l y s e s

英英释义

单词用法

同义词

反义词

例句

1.The reaction pathway may involve a homogeneous carbonylation of methanol to methyl formate followed by the heterogeneous hydrogenolysis of methyl formate to methanol.

反应历程可能为甲醇首先均相催化羰化为甲酸甲酯，然后甲酸甲酯再多相催化氢解为甲醇。

2.The methods, catalysts and reaction mechanism of the hydrogenolysis of benzyl-type alcohols are reviewed.

简要介绍了苄基型醇催化氢解的方法、催化剂和催化反应的机理。

3.The target molecule was synthesized through using chiral reagent, reduction of double bond, hydrogenolysis and hydrolysis of ester group.

之后，经引入手性试剂，双键还原，氢解，水解酯基得到目标产物的合成路线。

4.Copper-containing catalysts are the most suitable catalysts for producing 1,2-propanediol through catalytic hydrogenolysis of glycerol.

对甘油催化氢解制取1，2-丙二醇效果最好的是含铜的催化剂。

5.In the last step, we developed two methods of deprotection employing zinc dust and catalytic hydrogenolysis respectively to give the final product, and improved the work-up as well.

在最后一步脱保护基的研究中，我们分别采用了锌粉还原和钯碳氢化两种方法得到最终产品，并对其后处理的方法进行了改进。

6.The effects of rare earth element La during hydrogenolysis were studied by using SEM, X-ray diffraction and chemical and physical analysis.

通过采用SEM、X射线衍射、化学元素分析、物理分析等技术，系统地研究了稀土镧对氧化钼氢还原的影响。

7.After hydrogenolysis of wheat alkali-oxygen lignin, the lignin has more hydroxyl, which can easily promote the reaction activity of synthesis of macromolecular material.

对氧碱木质素进行氢解后，经基比例明显提高，更有利于提高合成高分子材料的反应活性。

8.In the petrochemical industry, hydrogenolysis is essential for refining crude oil into usable fuels.

在石油化工行业，氢解对于将原油精炼成可用燃料至关重要。

9.The efficiency of hydrogenolysis can be influenced by the choice of catalyst used in the reaction.

反应中使用的催化剂选择会影响氢解的效率。

10.The process of hydrogenolysis can be used to break down complex organic molecules into simpler ones.

通过氢解过程，可以将复杂的有机分子分解为更简单的分子。

11.Some plastics can be depolymerized through hydrogenolysis to recover valuable monomers.

一些塑料可以通过氢解降聚合来回收有价值的单体。

12.Researchers are exploring hydrogenolysis as a method to convert biomass into biofuels.

研究人员正在探索氢解作为将生物质转化为生物燃料的方法。

作文

In the realm of organic chemistry, various reactions play crucial roles in the transformation of compounds. One such reaction is hydrogenolysis, which refers to the process of breaking chemical bonds in a molecule through the addition of hydrogen. This reaction is particularly significant in the field of catalysis and is widely used in the petrochemical industry for refining processes. Understanding hydrogenolysis is essential for chemists and engineers who work with hydrocarbons and other organic materials.The mechanism of hydrogenolysis involves the cleavage of carbon-carbon or carbon-heteroatom bonds, facilitated by the presence of hydrogen gas and a catalyst. Typically, noble metals such as palladium, platinum, or rhodium are employed as catalysts due to their effectiveness in promoting the reaction under mild conditions. The process can be described as follows: when a substrate is exposed to hydrogen in the presence of a catalyst, the hydrogen molecules dissociate into atomic hydrogen, which then interacts with the substrate, leading to bond cleavage.One of the most common applications of hydrogenolysis is in the conversion of larger hydrocarbons into smaller, more useful molecules. For instance, in the petroleum industry, hydrogenolysis helps in the breakdown of complex hydrocarbons into lighter fractions, which are essential for producing fuels like gasoline and diesel. By selectively targeting specific bonds, chemists can optimize the yield of desired products while minimizing unwanted by-products.Moreover, hydrogenolysis is not limited to hydrocarbons; it also plays a vital role in the synthesis of pharmaceutical compounds. Many drugs contain functional groups that can be modified through hydrogenolysis, allowing chemists to create more effective and safer medications. This versatility makes hydrogenolysis an invaluable tool in both industrial and laboratory settings.Despite its advantages, hydrogenolysis can present challenges, particularly in terms of selectivity. In reactions involving multiple functional groups, achieving the desired outcome without affecting other parts of the molecule can be difficult. Researchers are continually exploring new catalysts and reaction conditions to enhance the selectivity and efficiency of hydrogenolysis. Innovations in this area could lead to more sustainable and cost-effective processes in various industries.In conclusion, hydrogenolysis is a fundamental reaction in organic chemistry that facilitates the transformation of complex molecules into simpler ones through the addition of hydrogen. Its applications in the petrochemical and pharmaceutical industries highlight its importance in modern chemistry. As research progresses, the understanding and optimization of hydrogenolysis will continue to evolve, paving the way for new discoveries and advancements in chemical synthesis. For anyone involved in chemical research or industrial applications, mastering the principles of hydrogenolysis is essential for driving innovation and improving processes in their respective fields.

在有机化学领域，各种反应在化合物的转化中发挥着至关重要的作用。其中一种反应是氢解反应，指的是通过加入氢气来断裂分子中的化学键的过程。这种反应在催化领域尤其重要，并且在石油化工行业的精炼过程中被广泛应用。理解氢解反应对于从事烃类和其他有机材料工作的化学家和工程师来说至关重要。氢解反应的机制涉及碳-碳或碳-杂原子键的断裂，这一过程由氢气和催化剂的存在促进。通常，贵金属如钯、铂或铑被用作催化剂，因为它们在温和条件下促进反应的有效性。该过程可以描述如下：当底物暴露于氢气和催化剂的存在中时，氢分子会解离为原子氢，随后与底物相互作用，导致键的断裂。氢解反应最常见的应用之一是在将较大烃类转化为较小、更有用的分子方面。例如，在石油工业中，氢解反应有助于将复杂的烃类分解为轻质馏分，这些馏分对生产汽油和柴油至关重要。通过选择性地靶向特定的键，化学家可以优化所需产品的产量，同时最小化不必要的副产品。此外，氢解反应不仅限于烃类；它在药物化合物的合成中也发挥着重要作用。许多药物包含的功能团可以通过氢解反应进行修饰，使化学家能够创造出更有效和更安全的药物。这种多功能性使得氢解反应成为工业和实验室环境中不可或缺的工具。尽管氢解反应具有优势，但在选择性方面可能会带来挑战，特别是在涉及多个功能团的反应中，实现所需结果而不影响分子其他部分可能很困难。研究人员不断探索新的催化剂和反应条件，以提高氢解反应的选择性和效率。在这一领域的创新可能导致各行业更可持续和成本效益更高的工艺。总之，氢解反应是有机化学中的基本反应，它通过添加氢气促进复杂分子向简单分子的转化。它在石油化工和制药行业的应用突显了其在现代化学中的重要性。随着研究的进展，对氢解反应的理解和优化将继续演变，为化学合成的新发现和进步铺平道路。对于任何涉及化学研究或工业应用的人来说，掌握氢解反应的原理对推动创新和改善各自领域的工艺至关重要。