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- The synthetics of cinnemic acid by Perkin reaction of benzaldehyde and acetic anhydride is improved by using hydroquiuone as an polgmerization inhibitor. 采用对苯二酚为阻聚剂 ,对苯甲醛与乙酐以 Perkin反应合成肉桂酸的工艺进行了改进。
- Study on the synthesis of cassia acid by Perkin reaction 珀金法合成肉桂酸的条件研究
- Keywords aldol condensation;Perkin reaction;organic synthesis; 醇醛缩合;珀金反应;有机合成;
- Mr Perkins will take the evening service. 珀金斯先生将主持晚礼拜。
- Could I ask for your reaction to this policy? 我能问一下您对这个政策的反应吗？
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- Perkin Reaction of Furfural with Acetic Anhydride Catalyzed by Anhydrous Potassium Fluoride and Anhydrous Potassium Carbonate 无水氟化钾和无水碳酸钾催化糠醛与乙酸酐的Perkin反应
- I'm displeased at your reaction. 我对你的反应很不满意。
- The forces of reaction made reform difficult. 反动势力给改革造成了困难。
- His reaction on this matter is unexpected. 没料到，他对这件事的反应是这样的。
- Miss Perkins is an aide to the vice president. 柏金斯小姐是副总经理的助手。
- A sharp reaction; a repercussion. 强烈反应后果，影响
- He went to Mr. Perkins to bid him good-bye. 他去同珀金斯先生告别。
- Their reaction was one of qualified praise. 他们的反应是一种有保留的称赞。
- His initial reaction was one of shock. 他最初的反应是震惊。
- The reaction of the audience was instantaneous. 观众即刻有了反应。
- What was his reaction to the plan? 他对这个计划有什么反应?
- Perkins went into law on his father's will. 珀金斯遵照父亲的意愿步入司法界。
- The medicine produced a violent reaction. 这药物引起了剧烈的反应。
- Miss Perkins is a pretty gutsy lady. 小姐是位有勇气的女士。
