optical rotatory power

简明释义

旋光强度

英英释义

例句

1.The scientist measured the optical rotatory power 光学旋转力 of the chiral compound to determine its purity.

科学家测量了该手性化合物的光学旋转力 optical rotatory power以确定其纯度。

2.In the laboratory, we used a polarimeter to analyze the optical rotatory power 光学旋转力 of various sugars.

在实验室，我们使用偏振仪分析了各种糖类的光学旋转力 optical rotatory power。

3.The optical rotatory power 光学旋转力 can provide insights into the stereochemistry of organic molecules.

该光学旋转力 optical rotatory power可以提供有关有机分子立体化学的见解。

4.Pharmaceutical companies often assess the optical rotatory power 光学旋转力 of drugs to ensure their efficacy.

制药公司通常评估药物的光学旋转力 optical rotatory power以确保其有效性。

5.Understanding the optical rotatory power 光学旋转力 is crucial for developing new chiral catalysts.

理解光学旋转力 optical rotatory power对于开发新的手性催化剂至关重要。

作文

In the field of chemistry and physics, understanding the properties of substances is crucial for various applications, especially in the study of chiral molecules. One such property that plays a significant role is optical rotatory power, which refers to the ability of a substance to rotate the plane of polarized light. This phenomenon occurs due to the interaction between light and the molecular structure of chiral compounds, which are molecules that cannot be superimposed on their mirror images. The concept of optical rotatory power is particularly important in the analysis of enantiomers, which are pairs of chiral molecules that have identical physical properties except for their optical activity.The measurement of optical rotatory power is typically conducted using a polarimeter, an instrument designed to measure the angle of rotation caused by passing polarized light through a sample solution. The degree of rotation is influenced by several factors, including the concentration of the chiral compound, the path length of the light through the sample, and the wavelength of the light used. By applying the formula [α] = α / (c * l), where [α] is the specific rotation, α is the observed rotation, c is the concentration in grams per milliliter, and l is the path length in decimeters, scientists can determine the optical rotatory power of a given substance.The significance of optical rotatory power extends beyond mere academic interest; it has practical implications in various industries, particularly in pharmaceuticals. Many drugs are chiral, and their efficacy can vary significantly between enantiomers. For instance, one enantiomer may be therapeutically active, while the other could be inactive or even harmful. Therefore, understanding the optical rotatory power of these compounds is essential for drug development and quality control. Regulatory agencies often require detailed information about the optical activity of new drugs to ensure safety and effectiveness.Moreover, optical rotatory power can also provide insights into the stereochemistry of a molecule. By comparing the measured optical rotation with literature values, chemists can infer the configuration of chiral centers within the molecule. This is particularly useful in organic synthesis, where the ability to predict and control stereochemical outcomes is vital for creating desired products.In conclusion, the concept of optical rotatory power is fundamental in the study of chiral compounds and has far-reaching implications in both scientific research and industrial applications. As we continue to explore the complexities of molecular interactions, the importance of understanding how substances interact with polarized light will only grow. Whether in the context of drug development or fundamental research, mastering the principles surrounding optical rotatory power is essential for anyone involved in the fields of chemistry and related sciences.

在化学和物理领域，理解物质的性质对于各种应用至关重要，尤其是在手性分子的研究中。一个在其中起着重要作用的性质是光学旋转能力，它指的是一种物质旋转偏振光平面的能力。这种现象是由于光与手性化合物的分子结构之间的相互作用而发生的，手性分子是指无法与其镜像重叠的分子。光学旋转能力的概念在对映体的分析中尤为重要，对映体是一对手性分子，它们除了光学活性外，其他物理性质完全相同。光学旋转能力的测量通常使用偏振仪进行，该仪器旨在测量通过样品溶液时所引起的旋转角度。旋转的程度受多个因素的影响，包括手性化合物的浓度、光通过样品的路径长度以及所用光的波长。通过应用公式[α] = α / (c * l)，其中[α]是比旋转，α是观察到的旋转，c是浓度（克每毫升），l是路径长度（分米），科学家可以确定给定物质的光学旋转能力。光学旋转能力的重要性超出了单纯的学术兴趣；它在各个行业中具有实际意义，特别是在制药行业。许多药物是手性的，其疗效在对映体之间可能会有显著差异。例如，一个对映体可能具有治疗活性，而另一个可能无效甚至有害。因此，理解这些化合物的光学旋转能力对于药物开发和质量控制至关重要。监管机构通常要求提供新药的光学活性详细信息，以确保安全性和有效性。此外，光学旋转能力还可以提供关于分子立体化学的见解。通过将测得的光学旋转与文献值进行比较，化学家可以推断出分子中手性中心的构型。这在有机合成中尤其有用，在有机合成中，预测和控制立体化学结果的能力对于创造所需产品至关重要。总之，光学旋转能力的概念在手性化合物的研究中是基础，并且在科学研究和工业应用中具有深远的影响。随着我们继续探索分子相互作用的复杂性，理解物质如何与偏振光相互作用的重要性只会增加。无论是在药物开发还是基础研究的背景下，掌握围绕光学旋转能力的原则对于任何从事化学及相关科学的人来说都是必不可少的。