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- Cesium carbonate catalyzed O-alkylation of phenol to synthesize alkly aryl ethers. 摘要研究了碳酸铯催化酚与卤代烃反应制备烷基芳醚。
- In the synthesis of organic intermediate compounds, cesium carbonate could be used as a mild and efficient reagent for deprotection [1] and as a base reagent [2] . 在有机中间体合成过程中作为一种温和的脱保护基基团[1]以及一种有效的碱性试剂[2]。
- Using cesium carbonate as catalyxer and potassium carbonate as base,reacting directly phenol with alkyl halides in refluxing acetonitrile will give alkyl aryl ethers in good yields. 以碳酸铯作催化剂;碳酸钾作碱;以乙腈作溶剂;在回流的条件下酚与卤代烃反应高产率得到烷基芳醚.
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- cesium carbonate 碳酸铯
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- Otherwise cesium tetrachloroiodide may be formed. 不然可能形成四氯碘化铯。
- The crude sodium carbonate ash obtained from these plants. 苏打灰从这些植物中获得的粗碳酸钠灰
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- It is the main cesium chloride compound. 氯化铯是它的主要化合物。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- Cesium chloride is an example of a bodycentered cubic crystal. 氯化铯是体心立方晶体的一个例子。
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下，我们保留下面的复写件。
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的，如苯
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素，尤指碳14。
- In the wet air oxidation, heat and light cesium enough to melt. 在潮湿空气中，氧化的热量足以使铯熔化并点燃。
