ethyl chloroacetate
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网络 氯乙酸乙酯
双语例句
- Catalytic synthesis of ethyl chloroacetate with phospho-molybdic acid;
采用回流法制备了磷钨钼酸掺杂聚苯胺催化剂。 - The target product was synthesized by using chloroacetic acid and ethyl chloroacetate as raw material and sulfite sodium as sulfonating agent.
我们分别以氯乙酸和氯乙酸乙酯为原料，亚硫酸钠为磺化剂合成了目标产物。 - Calix [ 4] arenes bearing ester pendants in the lower rim were prepared by a convenient method using the more economical and less toxic ethyl chloroacetate/ alkali metal iodide as an alkylating reagent.
采用更为经济和毒性较小的氯乙酸乙酯-碱金属碘化物体系作烷基化试剂，方便地制得了下缘带有酯基基团的杯[4]芳烃。 - Catalytic synthesis of ethyl chloroacetate with phospho-molybdic acid
磷钼酸催化合成氯乙酸乙酯 - It is synthesized primarily from ethyl chloroacetate through four steps, i. e. condensation, reduction, amination and hydrolyzation.
此法系以γ&氯乙酸乙酯为起始原料，经缩合、还原、铵化及水解四步反应，直接合成肉毒碱盐酸盐。 - The conversion ratioes of chloroacetic acid in the syntheses of butyl chloroacetate and ethyl chloroacetate are 98. 8% and 83. 6% respectively.
在合成氯乙酸丁酯时，其氯乙酸转化率可达98.8%。合成氯乙酸乙酯时，其氯乙酸转化率为83.6%。 - Zoledronic acid was synthesized from imidazole and ethyl chloroacetate by heterogeneous reaction and hydrolysis to give imidazol-1-acetic acid hydrochloride which reacted with phosphorus trichloride and phosphoric acid followed by hydrolysis with an overall yield of 36%.
咪唑和氯乙酸乙酯通过非均相反应合成咪唑乙酸乙酯，酸性水解得到咪唑乙酸盐酸盐，和三氯化磷、磷酸反应后再水解制得唑来膦酸。原料价廉易得，操作简便，反应总收率36%。 - Carbonylation of Ethyl Chloroacetate Catalyzed by Cobalt Carbonyl
羰基钴催化羰化合成丙二酸二乙酯 - Under these conditions, the yields are ethyl chloroacetate 49.8%, propyl chloroacetate 70.0%, n butyl chloroacetate 93.3%, n amyl chloroacetate 96.1%, and iso amyl chloroacetate 92.8%.
收率为氯乙酸乙酯49.8%，氯乙酸丙酯70.0%，氯乙酸丁酯93.3%，氯乙酸正戊酯96.1%，氯乙酸异戊酯92.8%。 - The results show that the method which synthesize sulfoacetic acid disodium by using chloroacetic acid and ethyl chloroacetate as raw material and sulfite sodium as sulfonating agent by nucleophilic substitution reaction is feasible.
结果表明：以氯乙酸和氯乙酸乙酯为原料采用亲核取代反应合成磺酸乙酸钠是可行的。 - In this dissertation, the 2-phenylpropionic acid was synthesized in a total yield of 63.4% by Darzens condensation, hydrolysis of ester, decarboxylation and oxidation with acetophenone and ethyl chloroacetate as starting materials.
本论文以苯乙酮和氯乙酸乙酯为原料，经Darzens缩合、酯基水解、脱羧、氧化反应过程合成了2-苯基丙酸，全合成产率为63.4%，对其工艺过程进行了研究和优化。