stilbene

简明释义

英[ˈstɪlbiːn]美[ˈstɪlbin]

n. 对称二苯代乙烯

英英释义

单词用法

同义词

反义词

例句

1.In the case of trans-stilbene the results were opposite.

而反式二苯乙烯为添加剂时结果正好相反。

2.Stilbene glycoside; Vascular dementia; Behavioral; Free radical metabolism.

二苯乙烯苷；血管性痴呆；行为学；自由基代谢。

3.Methods: (1) to separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

方法：硅胶柱色谱法，乙酸乙酯-石油醚梯度洗脱，自何首乌中提取分离二苯乙烯苷单体成分。

4.Addition of n-Bu_4NBF_4 accelerated the isomerization of cis-stilbene dramatically but retarded the reaction of quadrieyolane.

加入四正丁基四氟硼酸铵明显加快顺式芪的异构反应而减慢四环烷的反应。

5.The product concentration was 70.34% determined by HPLC, and the yield of the Stilbene Glucoside was 64.13%.

纯化后的产物经高效液相色谱分析，二苯乙烯苷含量达到70.34%，得率为64.13%。

6.The problem of photophysics, spectrum and photo isomerization of bis(benzoxadyl) stilbene in different solvents were studied carefully.

对双（苯并唑）化合物在不同极性溶剂中的光谱、光物理及光顺反异构化问题进行了详细研究。

7.We have made a progress on the basis of the bioactivities and mimic biosynthesis of naturally occurring oligostilbenes, as well as the natural stilbene derivatives.

本论文对天然低聚茋类化合物的生物活性与仿生合成，以及天然茋类衍生物的研究进展进行了综述。 对两种买麻藤属植物的化学成分进行了研究。

8.Objective To investigate the distribution of anthraquinones and stilbene in different organs and tissues of Polygonum multiflorum Thunb.

不同营养器官和组织中蒽醌类和茋类化合物的分布，为合理利用何首乌提供科学依据。

9.Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

方法：（1）以硅胶柱色谱法，乙酸乙酯-石油醚梯度洗脱，自何首乌中提取分离二苯乙烯苷单体成分。

10.In organic chemistry, stilbene serves as a model compound to understand stereochemistry.

在有机化学中，stilbene作为模型化合物来理解立体化学。

11.The compound stilbene is often used in the production of fluorescent dyes.

化合物stilbene常用于荧光染料的生产。

12.Researchers are studying the properties of stilbene for its potential applications in photonics.

研究人员正在研究stilbene的性质，以探索其在光子学中的潜在应用。

13.Some studies suggest that stilbene derivatives may have anti-cancer properties.

一些研究表明，stilbene衍生物可能具有抗癌特性。

14.The synthesis of stilbene can be achieved through the dehydrogenation of ethylbenzene.

通过乙苯的脱氢反应可以合成stilbene。

作文

Stilbene is a fascinating organic compound that has garnered significant attention in the fields of chemistry and materials science. This compound, which belongs to the class of hydrocarbons, is primarily known for its unique structure and properties. The basic structure of stilbene (斯蒂尔本) consists of two phenyl groups connected by a double bond. This simple yet elegant arrangement allows stilbene (斯蒂尔本) to exhibit interesting chemical behavior, making it a valuable subject of study. One of the most intriguing aspects of stilbene (斯蒂尔本) is its ability to exist in different forms, or isomers. The two main isomers are trans-stilbene and cis-stilbene. Trans-stilbene, where the phenyl groups are on opposite sides of the double bond, is more stable and commonly found in nature. In contrast, cis-stilbene, with the phenyl groups on the same side, is less stable and tends to convert to its trans form under normal conditions. This isomerism not only highlights the versatility of stilbene (斯蒂尔本) but also opens up avenues for research into its applications in various fields.In terms of applications, stilbene (斯蒂尔本) is particularly notable in the realm of organic electronics. It has been utilized in the development of organic light-emitting diodes (OLEDs), which are becoming increasingly popular in modern display technologies. The unique optical properties of stilbene (斯蒂尔本) allow for efficient light emission, making it an ideal candidate for use in these devices. Furthermore, research has shown that stilbene (斯蒂尔本) derivatives can enhance the performance of OLEDs, leading to brighter and more energy-efficient displays.Moreover, stilbene (斯蒂尔本) is also recognized for its potential in the field of medicine. Some studies have indicated that certain stilbene (斯蒂尔本) derivatives possess anti-cancer properties. The mechanism behind this activity is believed to involve the inhibition of specific enzymes that play a role in cancer cell proliferation. This discovery has sparked interest in the synthesis of new stilbene (斯蒂尔本) analogs that could lead to the development of novel therapeutic agents.In addition to its scientific significance, stilbene (斯蒂尔本) also has cultural implications. For instance, stilbene is sometimes used in the production of dyes and pigments, contributing to the vibrant colors we see in textiles and artworks. This intersection of chemistry and art exemplifies how compounds like stilbene (斯蒂尔本) can influence various aspects of human life. In conclusion, stilbene (斯蒂尔本) is much more than just a simple organic compound. Its unique structure, isomerism, and diverse applications in electronics, medicine, and art make it a compelling subject of study. As researchers continue to explore the potential of stilbene (斯蒂尔本) and its derivatives, we can expect to see even more innovative uses emerge in the future. Understanding compounds like stilbene (斯蒂尔本) not only enhances our knowledge of chemistry but also enriches our appreciation for the interconnectedness of science and everyday life.

斯蒂尔本是一种迷人的有机化合物，在化学和材料科学领域引起了广泛的关注。这种属于烃类化合物的化合物，主要因其独特的结构和性质而闻名。stilbene（斯蒂尔本）的基本结构由两个苯基通过双键连接而成。这种简单而优雅的排列使得stilbene（斯蒂尔本）表现出有趣的化学行为，使其成为一个有价值的研究对象。stilbene（斯蒂尔本）最引人注目的方面之一是它能够以不同的形式或异构体存在。两种主要的异构体是反式斯蒂尔本和顺式斯蒂尔本。反式斯蒂尔本中，苯基位于双键的两侧，更加稳定且在自然界中常见。相比之下，顺式斯蒂尔本则是苯基位于同一侧，稳定性较差，通常在正常条件下转化为其反式形式。这种异构现象不仅突显了stilbene（斯蒂尔本）的多样性，还为其在各个领域的应用研究开辟了新途径。在应用方面，stilbene（斯蒂尔本）在有机电子学领域尤为显著。它被用于开发有机发光二极管（OLED），这种技术在现代显示技术中越来越受欢迎。stilbene（斯蒂尔本）独特的光学性质使其能够高效发光，成为这些设备的理想候选者。此外，研究表明，某些stilbene（斯蒂尔本）衍生物可以提高OLED的性能，导致更亮且更节能的显示效果。此外，stilbene（斯蒂尔本）在医学领域也得到了认可。一些研究表明，某些stilbene（斯蒂尔本）衍生物具有抗癌特性。这种活性的机制被认为涉及抑制在癌细胞增殖中起作用的特定酶。这一发现引发了对合成新的stilbene（斯蒂尔本）类似物的兴趣，这可能导致新型治疗剂的开发。除了其科学意义外，stilbene（斯蒂尔本）还具有文化影响。例如，斯蒂尔本有时用于染料和颜料的生产，为我们在纺织品和艺术作品中看到的鲜艳色彩做出了贡献。这种化学与艺术的交集例证了像stilbene（斯蒂尔本）这样的化合物如何影响人类生活的各个方面。总之，stilbene（斯蒂尔本）不仅仅是一个简单的有机化合物。其独特的结构、异构现象以及在电子学、医学和艺术等领域的多样应用，使其成为一个引人注目的研究对象。随着研究人员继续探索stilbene（斯蒂尔本）及其衍生物的潜力，我们可以期待未来会出现更多创新的用途。理解像stilbene（斯蒂尔本）这样的化合物，不仅增强了我们对化学的认识，也丰富了我们对科学与日常生活相互联系的欣赏。