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- In the last deprotection step we used acetic acid/water solution to take off the benzyl radical,the yield of the single step was increased from 70% to 92%,and the overall yield was increased to 40%. 在最后一步脱保护过程中,改用在醋酸水溶液中脱去苯甲基保护基团,单步产率由70%25提高到92%25,总收率提高到40%25。
- Keywords Liquid phase autoxidation;O-Nitrotoluene;EPR;Benzyl carbanion;Benzyl radical group; 氧气液相氧化;邻硝基甲苯;电子顺磁共振;苄阴离子;苄自由基;
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- He took up a radical position on this issue. 他对这个问题抱着激进的态度。
- The man turned from Radical to Conservative. 这人从激进派变成了保守派。
- His political convictions are very radical. 他的政治信念非常激进。
- I do not share his radical views. 我不同意他的激进观点。
- You can look up a character under its radical. 你可以根据部首查找汉字。
- A radical is a man with both feet firmly planted in the air. 激进分子就是把两腿牢牢插在空气中的人。
- benzyl radical [化] 苄基
- A radical is a man with both beet firmly planted in the air. 激进分子就是把两腿牢牢插在空气中的人。
- The talks are aimed at radical reductions in the level of weapons. 那些会谈都以大幅度裁减军备为目标。
- A radical republican during the French Revolution. 雅各宾党人法国大革命中激进的民主分子
- These developments have effected a radical change in social life. 这些发展使社会生活发生了根本变化。
- Love is the radical of lovely, loveliness, and loving. Love是lovely,loveliness及loving的词根。
- He establish his reputation as a radical. 他建立了作为激进分子的名声。
- They wish to adopt more radical methods. 他们希望采取更激烈的方法。
- The coker gas oil was refined by benzyl alcohol extraction. 以苄醇为溶剂,用萃取方法提高了焦化柴油的质量。
- Both were new and radical experiments. 两者都是又新又猛的试验。
- Benzyl N,N diethyldithiocarbamate (BDC)was synthesized. 合成N ,N’ 二乙基二硫代氨基甲酸苄酯 (BDC)。
