acetonitrile的音標為["?s?t??n?tr?l],基本翻譯為“乙腈”,速記技巧為“乙腈=乙(乙基)腈”。
Acetonitrile這個詞的詞源可以追溯到希臘語“乙酰”(Acetone)和“氮”(Nitrile)的組合。其中,“乙酰”是由丙酮與含氮化合物(如氨或胺)反應得到的有機化合物,而“氮”則是指氮元素。
Acetonitrile是一種有機化合物,其化學式為C3H5N,是無色液體,有類似乙腈的氣味。它是一種重要的有機合成原料,也是農藥、醫藥、工業清洗劑等產品的重要成分。
與acetonitrile相關的單詞有:
1. Acetylene,化學式C2H2,是乙炔的分子式,是一種不飽和烴,化學性質活潑,能與空氣形成爆炸性混合物,具有還原性。
2. Cyanoacetylene,化學式C3H3N,是一種氰基化合物,是乙炔與氰基乙炔反應的產物。它是一種白色晶體,具有高反應活性。
3. Acylation,意為酰基化反應,是一種有機化學反應,通過酰基化試劑(如羧酸、酯、酰胺等)與底物(如醇、酚、胺等)反應形成酯鍵或酰胺鍵。
4. Acylation Reagent,意為酰化試劑,是指用于進行酰基化反應的試劑,如羧酸、酯、酰胺等。
5. Acylation Ester,意為酰化酯,是指由羧酸和醇通過酯化反應形成的酯類化合物。
6. Acylation Catalyst,意為酰化催化劑,是指用于加速酰基化反應的催化劑,如酸、堿、路易斯酸等。
7. Acylation Process,意為酰化工藝,是指通過酰化反應制備酰化物的過程。
8. Acylation Reaction Equilibrium,意為酰化反應的平衡狀態,是指在酰化反應過程中,由于底物和產物的濃度不斷變化,需要達到平衡狀態才能停止反應。
9. Acylation Catalyst Removal,意為去除酰化催化劑,是指在完成酰化反應后,需要將催化劑從產物中分離出來,以避免對后續處理過程造成影響。
10. Acylation Efficiency,意為酰化效率,是指酰化反應中底物轉化為酰化物的效率。
常用短語:
1. acetonitrile extraction
2. acetonitrile injection
3. acetonitrile precipitation
4. acetonitrile dissolution
5. acetonitrile recovery
6. acetonitrile purification
7. acetonitrile solvent
雙語例句:
1. We used acetonitrile to dissolve the sample and then performed extractions with it.
2. After precipitation, the acetonitrile was carefully evaporated and the residue was dissolved in water for further analysis.
3. The acetonitrile injection method is a simple and accurate method for the determination of trace elements in water and soil samples.
4. The acetonitrile precipitation method is commonly used for the isolation and purification of proteins from complex biological samples.
5. The acetonitrile dissolution process is critical for ensuring accurate data collection in chemical analysis.
6. After evaporation of the acetonitrile, the resulting residue can be used for further experiments without further purification.
7. The use of acetonitrile as a solvent in scientific experiments has become increasingly common due to its high solubility and low toxicity.
英文小作文:
Acetonitrile plays a crucial role in many scientific experiments, from protein isolation to chemical analysis. It is a versatile solvent that is highly soluble and relatively non-toxic, making it an ideal choice for a wide range of applications.
When using acetonitrile, it is essential to follow proper procedures to ensure accurate data collection and avoid any potential risks. Acetonitrile extraction and precipitation methods are commonly used for sample preparation, while dissolution processes are critical for ensuring accurate measurements in chemical analysis.
Acetonitrile also has numerous benefits for biotechnology applications, such as protein purification and cell culture media preparation. Its high solubility and low viscosity make it an ideal choice for these applications, ensuring efficient and effective sample processing and data collection.
From fundamental research to industrial production, acetonitrile continues to play an integral role in the world of science and technology. As our understanding of this versatile solvent continues to expand, its use will undoubtedly become even more widespread in the coming years.
名師輔導
環球網校
建工網校
會計網校
新東方
醫學教育
中小學學歷