English translation for "关键中间体"
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- key intermediate
Related Translations:
中间体盐酸胍基己酸: guanidinocaproic acid hydrochloride 关键备件: critical spare parts 关键车流: saturation flow rate 关键步骤: committed stepcritical step
- Example Sentences:
| 1. | The structures of the target molecules and the key intermediates were confirmed by 1h nmr , 13c nmr and ir spectra in our experiments
关键中间体及最终化合物的结构经核磁共振氢谱、碳谱及红外光谱确证。 | | 2. | The structures of the intermediates and the target molecule were confirmed by ( superscript 1 ) h nmr and ( superscript 13 ) c nmr spectra in our experiments
关键中间体及最终化合物的结构经核磁共振氢谱及碳谱确证。 | | 3. | The synthetic process was improved by using sodium formate instead of sodium 2 - ethylhexanoate and yield of the modified method was also raised to 76 % with low consumption of 6 - apa comparing with the 70 % in the literature
该工艺路线使用甲酸钠代替异辛酸钠，减少了关键中间体6 -氨基青霉烷酸( 6 - apa )的耗用量，收率从文献的70 %提高到76 % 。 | | 4. | Results and conclusion the proportion of the ingredients and the method of the postprocessing had been improved in the process of synthesis of the key intermediate - sulfobenzyl cephalosporin , with the increased yield from 30 % to 42 %
结果与结论通过改进关键中间体7 - （ -磺苯乙酰胺）头孢菌素酸钠合成的投料比与后处理方法，使该步反应产率由30 %提高到42 % 。 | | 5. | Abstract : 1 - ( 4 - pyridinyl ) - 2 - propanone , which is the key intermediate of synthesizing the milrinone , a cardiotonic agent , was synthesized from 4 - methyl - pyridine by acetylation in dichloromethane and phase transition catalyzing hydrolysis . the overall yield was 73 . 1 %
文摘:报道了以4 -甲基吡啶为原料，经酰化和相转移催化水解反应制备强心药物米利酮关键中间体1 - ( 4 -吡啶基) - 2 -丙酮的新合成方法，总收率达73 . 1 % | | 6. | The procedures can be divided to the direct and indirect methods depending on whether the ( s ) - 2 - aminobutanol intermediate be involved : the former is to obtain the chiral ethambutol directly ; the latter is to get the ( s ) - 2 - aminobutanol intermediate firstly and the final product is synthesized through n - alkyl reactions
直接法就是直接合成得到手性的乙胺丁醇；间接法是先合成乙胺丁醇的关键中间体( s ) - 2 -氨基丁醇，再通过n -烷基化反应得到最终产品。 |
- Similar Words：
- "关键指令组" English translation, "关键指数" English translation, "关键制程" English translation, "关键制程特性" English translation, "关键质量特性" English translation, "关键种" English translation, "关键状态" English translation, "关键自然资本" English translation, "关键字" English translation, "关键字，键" English translation
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