periodate

简明释义

英[pɜːˈraɪəˌdeɪt]美[pəˈraɪəˌdeɪt]

n. [无化] 高碘酸盐；过碘酸盐

英英释义

单词用法

同义词

反义词

例句

1.The reaction between periodate and thiourea in acidic medium has been investigated in a batch.

在酸性介质中，高碘酸盐氧化硫脲的非线性反应呈现多种不同的化学计量方程序。

2.A new indicator reaction is developed on the basis of manganese-catalyzed oxidation of rhodamine B by potassium periodate with nitrilotriacetic acid as an activator.

本文研究了用氨三乙酸作活化剂锰催化高碘酸钾氧化罗丹明B褪色的新指示反应。

3.The method is based on the catalysis of phenanthroline to the discoloring reaction of bordeaux R oxidized by potassium periodate in the dilute acetic acid solution.

在稀醋酸介质中，痕量邻菲咯啉对高碘酸钾氧化玫瑰桃红R褪色反应有明显的催化作用，据此建立了测定邻菲咯啉的催化动力学光度法。

4.In the rat or the patient's lung sections oxidated by sodium periodate, this structure could also be found.

在过碘酸钠氧化的大鼠或病人的肺切片中，也可见到该结构。

5.The conditions of the lipase immobilized onto cellulose using sodium periodate and the stability of the immobilized lipase was studied.

研究了棉纤维膜上高碘酸钠法固定化脂肪酶的工艺条件，并考察了固定化脂肪酶的温度、酸度以及间歇操作稳定性。

6.Methods Regarding dextran as carriers, the target magnetite particle was prepared by the periodate procedure.

方法以葡聚糖为载体，采用氧化法制备靶向磁性微粒。

7.The reaction of potassium periodate and orange red can be catalyzed by nitrous ions.

高碘酸钾与甲基红的反应可为亚硝酸根所催化。

8.The method is based on the catalytic oxidation of methyl red by potassium periodate in the presence of nitrilo triacetic acid as an activator.

方法基于存在氨三乙酸为活化剂，以高碘酸钾催化氧化甲基红。

9.Its preparation method adopts sodium periodate activated low-molecule heparin to modify free amino group on the superoxide dismutase.

其制备方法是采用高碘酸钠活化低分子肝素来修饰超氧化物歧化酶上的自由氨基。

10.The chemist used sodium periodate to oxidize the alcohol in the reaction.

化学家使用氢氧化钠过碘酸盐来氧化反应中的醇。

11.We added potassium periodate to the mixture to facilitate the reaction.

我们向混合物中添加了氢氧化钾过碘酸盐以促进反应。

12.The periodate ion is commonly used in organic synthesis.

过碘酸盐离子常用于有机合成中。

13.In the laboratory, we learned how to prepare periodate solutions for our experiments.

在实验室里，我们学习了如何为实验准备过碘酸盐溶液。

14.The oxidation of carbohydrates can be achieved using periodate reagents.

可以使用过碘酸盐试剂来氧化碳水化合物。

作文

In the world of chemistry, various compounds play crucial roles in different reactions and processes. One such compound is the periodate, which is a salt derived from periodic acid. The significance of periodate extends beyond mere academic interest; it has practical applications in organic synthesis and analytical chemistry. Understanding the properties and uses of periodate can provide insights into its importance in both laboratory settings and industrial applications.Periodate compounds, such as sodium periodate (NaIO4), are known for their strong oxidizing properties. This characteristic makes them valuable in organic chemistry, particularly in the oxidation of alcohols to aldehydes or ketones. The ability of periodate to selectively oxidize certain functional groups while leaving others untouched is a powerful tool for chemists. For instance, in the synthesis of complex organic molecules, periodate can be employed to create intermediates that are otherwise difficult to obtain using traditional methods.Moreover, periodate is utilized in the cleavage of glycosidic bonds in carbohydrates. This reaction is particularly important for biochemists who study polysaccharides and their structures. By using periodate, researchers can break down larger carbohydrate molecules into smaller, more manageable fragments for further analysis. This property not only aids in structural elucidation but also enhances our understanding of the biological functions of carbohydrates.In addition to its use in organic synthesis, periodate has applications in analytical chemistry. It can be used as a reagent in various titrations and assays, helping chemists determine the concentration of specific substances in a mixture. The ability of periodate to react with a wide range of organic compounds makes it an essential tool for qualitative and quantitative analysis in laboratories.The safety and handling of periodate are also important considerations in its usage. As a strong oxidizer, periodate must be handled with care to prevent unwanted reactions. Proper laboratory protocols should be followed to ensure that it is stored correctly and used safely. Understanding the potential hazards associated with periodate is crucial for anyone working with this compound.In conclusion, periodate is a versatile compound that holds significant value in the fields of organic and analytical chemistry. Its unique properties allow chemists to perform specific reactions with precision and efficiency. As research continues to evolve, the applications of periodate may expand further, leading to new discoveries and innovations in chemical synthesis and analysis. By gaining a deeper understanding of periodate and its functionalities, chemists can enhance their methodologies and contribute to advancements in scientific knowledge. Thus, learning about periodate is not just an academic exercise but a gateway to exploring the intricate world of chemistry and its myriad applications.

在化学的世界中，各种化合物在不同的反应和过程中发挥着至关重要的作用。其中一种化合物是过碘酸盐，它是由过碘酸衍生出的盐。过碘酸盐的重要性不仅仅是学术兴趣，它在有机合成和分析化学中具有实际应用。理解过碘酸盐的性质和用途可以为我们提供对其在实验室环境和工业应用中重要性的洞察。过碘酸盐化合物，如过碘酸钠（NaIO4），以其强氧化特性而闻名。这一特性使它们在有机化学中非常有价值，特别是在将醇氧化为醛或酮的过程中。过碘酸盐选择性氧化某些功能团而不影响其他功能团的能力，是化学家的一项强大工具。例如，在复杂有机分子的合成中，过碘酸盐可以用于创造传统方法难以获得的中间体。此外，过碘酸盐还用于裂解碳水化合物中的糖苷键。这一反应对于研究多糖及其结构的生物化学家尤为重要。通过使用过碘酸盐，研究人员可以将较大的碳水化合物分子分解为更小、更易管理的片段，以便进一步分析。这一特性不仅有助于结构阐明，还有助于我们理解碳水化合物的生物功能。除了在有机合成中的应用外，过碘酸盐在分析化学中也有应用。它可以作为各种滴定和测定中的试剂，帮助化学家确定混合物中特定物质的浓度。过碘酸盐与广泛的有机化合物反应的能力，使其成为实验室中定性和定量分析的基本工具。对过碘酸盐的安全性和处理也是其使用中的重要考虑因素。作为一种强氧化剂，过碘酸盐必须小心处理，以防止不必要的反应。应遵循适当的实验室协议，以确保其正确存储和安全使用。理解与过碘酸盐相关的潜在危害对于任何与该化合物一起工作的人来说都是至关重要的。总之，过碘酸盐是一种多功能化合物，在有机和分析化学领域具有重要价值。其独特的性质使化学家能够精确高效地进行特定反应。随着研究的不断发展，过碘酸盐的应用可能会进一步扩展，带来新的发现和创新。在化学合成和分析中，通过深入了解过碘酸盐及其功能，化学家可以提升他们的方法论，为科学知识的进步做出贡献。因此，学习过碘酸盐不仅仅是学术练习，而是探索化学复杂世界及其无数应用的一个入口。