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- piperazine ethanol 哌嗪乙醇
- MethodsBenzhydrylpiperazine was synthesized by condensation of chlorodiphenylmethane and anhydrous piperazine in absolute ethanol. 方法以二苯甲基氯和无水哌嗪为原料,无水乙醇做溶剂,两者经缩合制得二苯甲基哌嗪。
- The intermolecular catalytic amination of alcohols is examined by using the catalytic amination of ethanol with piperazine to N-ethylpiperazine as a model. 以乙醇和哌嗪催化胺化合成N-乙基哌嗪的反应为模型,对分子间醇的催化胺化反应进行了研究。
- These can use either gasoline or ethanol. 能用汽油也可以用酒精。
- Global ethanol trade could rise25- fold by2020. 全球的乙醇贸易到2020年将增长25倍。
- The results of BeP, ethanol and DEE were negative. 其余受试物的测试结果为阴性。
- What he was sniffing was ethanol. 他所呼吸的是乙醇。
- Accumulation of ethanol is harmful to a plant. 乙醇的积累对植物体有害。
- Global ethanol trade could rise 25-fold by 2020. 全球的乙醇贸易到2020年将增长25倍。
- Alcoholic beverages are drinks containing ethanol. 酒精饮料就是指那些含有乙醇的饮料。
- But ramping up ethanol production has drawbacks. 但是骤然加大酒精产量会遇到一些不利条件。
- The baby has worms. The doctor advised him to take some piperazine. 宝宝肚子里有虫了，医生建议让他吃些哌嗪。
- "I think cellulosic ethanol will come. "我认为，纤维素乙醇就会来。
- They have different reasons for opposing ethanol. 他们有不同反对酒精的理由。
- He is touting ethanol as the next big thing. 他正在力捧酒精，认为这将是大热门。
- Some method about synthesis of piperazine with aliphatic amine were introduced. 介绍了由脂肪胺合成哌嗪的几种方法。
- The paper has reviewed the market development and related uses of piperazine. 本文首先简要介绍了无水哌嗪的市场发展情况以及相关用途。
- The structure of 1-(2,3-dichlorophcnyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
- Brazil and the United States are world leaders in using ethanol. 巴西和美国是全世界主要的生物乙醇使用国。
- The structure of 1-(2,3-dichlorophenyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
