• Overall yield achieves 96.12 %.

    甲酸己酯的收率达到96 12%。

    youdao

  • The overall yield reached 84.6%.

    三步反应总收率达到84.6%。

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  • Results: The overall yield was 42.9%.

    结果:盐酸布比卡因合成收率为42.9%。

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  • The synthetic route for the 25% overall yield.

    合成路线收率25%。

    youdao

  • Result and conclusion The overall yield is about 34%.

    结果讨论以l苯丙氨酸计算,总收率为34%。

    youdao

  • RESULTS the overall yield was 88% with the improved process.

    结果通过改进工艺制得4,7 -二氯喹啉收率88%。

    youdao

  • Results: Benorilate was synthesized with an overall yield of 95%.

    结果合成贝诺酯,总收率为95%。

    youdao

  • The overall yield was 55%, the purity of the product reached 99%.

    最终产品总收率为55%,产品纯度为99%以上。

    youdao

  • The YTM factors in everything to give the true overall yield to an investor.

    尖旺一切因素真正收率投资者。

    youdao

  • Control and implementation of daily production reports to improve overall yield;

    每日生产报告控制执行提高综合产出率

    youdao

  • RESULTS the overall yield was 95.4%, the title compound was characterized by IR and elemental analysis.

    结果收率达95.4%,目标化合物的结构红外光谱元素分析确证。

    youdao

  • Results: We successfully improved the synthesis technology of zolmitriptan with an overall yield of 16%.

    结果改进佐米曲普坦合成工艺收率提高至16%。

    youdao

  • Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis. The overall yield was 42.6%.

    吡咯烷酮经N烷基化氨解反应合成了乙拉西坦,收率42.6%。

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  • The optimum conditions has been given and the overall yield of the three steps in rotation process is over 98%.

    给出工艺过程优化条件转旋过程三步收率大于98%。

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  • Ethopabate is prepared via esterification, acylation and alkylation from p-aminosalicylic acid in87.4% overall yield.

    以对氨基水杨酸为原料,经酯化、化反应得乙氧苯酯,收率为87.4%。

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  • RESULT The title compound was obtained with 59% overall yield. Two by-products was isolated and identified by spectra.

    结果合成了目标化合物,步反应的收率为59%,并且分离出第二步反应的两个副产物,它们的结构经波谱确证。

    youdao

  • Results and conclusion The target compound was identified by IR, 1H-NMR, MS and elemental analysis, the overall yield is 24.9%.

    结果结论罗库溴铵结构红外光谱、核磁共振氢谱、质谱元素分析确证,收率达24.9%。

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  • The production shows that there is no shrinkage, blowhole and inclusion in the casting, the overall yield of the casting is 95%.

    生产结果表明铸件缩孔气孔、夹缺陷,铸件工艺出品率95%。

    youdao

  • If the bond was purchased at a premium (above par), then your overall yield to maturity will be lower than your stated coupon rate.

    如果债券溢价(高于票面价值)购买的,那么整体到期收益率低于票面利率

    youdao

  • Results The chemical structure of composite production was confirmed by element analysis, IR, MR and PNMR. The overall yield of 56%.

    结果合成产物化学结构元素分析红外、核磁共振质谱检测确证收率为56%。

    youdao

  • Adapalene was synthesized from 4-bromophenol by alkylation, etherification, condensation and hydrolysis with an overall yield of 51%.

    对溴苯酚烷基化硫酸二甲酯醚化缩合水解反应制得阿达帕林,收率51%。

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  • We prepared 6.58mg soluble MGL from 1L shake-flask culture with higher activity, with a 41.1% overall yield in the purification process.

    活性测定显示可溶性MGL具有较高活性,每升发酵菌液可以制备6.58毫克可溶性MGL纯化回收率达到41.1%。

    youdao

  • Levocetirizine dihydrochloride was prepared from benzoyl chloride by acids lation hydrogenation cyclization with an overall yield of8.05%.

    以苯甲酰为原料,酰化,还原,环合等反应合成左旋西替利嗪盐酸盐,反应收率为8。05%。

    youdao

  • Result and conclusion The intermediate is obtained in an overall yield of 72.4% according to new process, and the operation is simplified.

    结果结论工艺简化操作、缩短了反应时间,总产率达到72·4%。

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  • The improved synthesis reduced the process steps, the overall yield was 51.6%. This synthetic route is suitable for industrial manufacture.

    工艺路线缩短了反应步骤收率达51.6%,适合工业化生产

    youdao

  • Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation, hydrogenation, cyclization with an overall yield of 8.05%.

    以苯甲酰氯为原料,酰化,还原,环合等反应合成左旋西替利嗪盐酸盐,反应收率为8.05%。

    youdao

  • RESULTS and CONCLUSION The overall yield was 26%. The reaction condition was mild, easy to operate. Adapted to industrialization production.

    结果结论该实验方法收率26%,反应条件温和操作简便适合工业化生产。

    youdao

  • Clarithromycin was prepared from erythromycin a through oximation, protection, methylation and deprotection. The overall yield of clarithromycin was 40%.

    红霉素化、保护再经甲基化保护得到克拉霉素,收率达40 %以上。

    youdao

  • Fluticason propionate(1) in overall yield of 60.1% was synthesized from Flumethasone by oxidation, esterification, acylation, alcoholysis and fluoromethylation.

    以双氟美松为原料,氧化酯化化、醇解氟甲基化反应制得氟替卡松丙酸酯(1),收率60。

    youdao

  • Moclobelide was synthesized from ethanolamine by nucleophilic substitution and Schotten-Baumann reaction, followed by condensation with an overall yield of 71.2%.

    乙醇胺为起始原料,亲核取代、肖特鲍曼反应缩合反应制得吗氯贝胺,收率可达71.2%。

    youdao

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