English translation for "overall yield"
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- 总产率
总回收率 总收益率
Related Translations:
overall: n.(套头)工作服,罩衫,(妇女、小儿等的)罩衣;〔pl.〕〔美国〕工装裤;〔pl.〕〔英国〕【军事】(军官的)紧身军裤。adj.全部的,所有的,全体的,全面的,总的,综合的。 the overall diameter 全径。 the overall length 全长。 by overall planning 统筹兼顾;全面规划。 overall situation 总的
- Example Sentences:
| 1. | Results : the structure of final compoud was confirmed by ir 、 melting point , and the overall yield was 55 % 结果:目标化合物经红外、熔点确证,总收率为55 % 。 | | 2. | Results and conclusions the target compound was synthesized from 3 - phenyipropanol , and the overall yield was 16 . 4 % , 5 . 4 % higher than the yield reported 结果与结论合成盐酸托莫西汀的总收率为16 . 4 % ,比文献值提高了5 . 4 % 。 | | 3. | The overall yield of affinity - purified protein was 8mg / kg fresh leaves for non - heading chinese cabbage . results revealed that the protein did not exhibit chitosan activity . page showed only one band coincident with the purified protein 此外,用egta和laci ,处理或是预处理后再用cts处理,皆抑制了不结球白菜的生长,并影响不结球白菜的一些品质指标。 | | 4. | Mirtazapine was prepared by a seven - step reaction , namely nucleophilic ring - opening reaction , chlorination , cyclization , uncleophilic substitution , hydrolysis , reduction and cyclization from styrene oxide and n - methylethanolamine as the starting materials , with overall yield of 22 . 6 % 摘要以环氧苯乙烯和n -甲基乙醇胺为起始原料,经亲核开环、氯代和环合反应得到中间体1 -甲基3 -苯基哌嗪。 | | 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. | Abstract : cetirizine hydrochloride was synthesized from chlorobenzene and benzoyl chloride by the friedel - crafts reaction , reduction , and chlorination followed by condensation with piperizine , 2 - chloroethanol and sodium chloroacetate in turn in 28 . 2 % overall yield based on chlorobenzene 文摘:以氯苯和苯甲酰氯为起始原料,经付克反应、还原、氯化,再分别与哌嗪、氯乙醇、氯乙酸钠缩合,成盐制得盐酸西替利嗪,总收率为28 . 2 % | | 7. | Ethyl vanillin was synthesized by the phase - transfer catalysis cteab and o - ethoxyphenol , which was prepared from pyroeatehol with an overall yield of 55 . 2 % , and the factors in the reaction , such as phase - transfer catalysis and temperature , were discussed 摘要以邻苯二酚为原料,首先合成中间体邻乙氧基苯酚,然后以十六烷基三乙基溴化铵为相转移催化剂合成了乙基香兰素,考察了相转移催化剂的选择及反应温度,最后收率为55 . 2 % 。 | | 8. | In the production process of beta - cypermethrin , the overall yield was improved from 60 % to 93 % and the content of the final product was increased from 90 % to 95 % by optimizing technical conditions in the aspects of various starting materials , temperature control , reactant ratio , the mode of discharge , stir type , stir speed and etc 摘要在高效氯氰菊酯的生产过程中,通过不同原料合成氯氰菊酯的选择、温度控制、投料比、出料方法、搅拌类型及转速的选择等方面的工艺探索,产品收率由60 %提高到93 % ,含量由90 %提高到95 % 。 | | 9. | Hydroxyquinol triacetate was prepared from p - benzoquinone by 1 , 4 - addition reaction with acetic anhydride and then 6 , 7 - dihydroxy coumarin was synthesized from it by hydrolyze and cyclization in concentrated sulfuric acid . then 6 , 7 - dimethoxy coumarin was synthesized by methylating from 6 , 7 - dihydroxy coumarin with an overall yield of 74 . 4 % . the procedure was practical . its structure was confirmed by ir and 1hnmr 对苯醌与乙酸酐经1 , 4 -加成生成1 , 2 , 4 -苯三酚三乙酸酯,然后与苹果酸反应经水解、环合反应得6 , 7 -二羟基香豆素,再经甲基化得到6 , 7 -二甲氧基香豆素,总收率为74 . 4 % ,整个过程反应条件温和,操作方便,适合工业生产的要求,对产品结构进行了ir和1hnmr表征。 |
- Similar Words:
- "overall width" English translation, "overall width - mm" English translation, "overall width of crane" English translation, "overall winner" English translation, "overall with pen" English translation, "overall yield rate" English translation, "overall-design advertising" English translation, "overall-length-to-beam ratio" English translation, "overall-planning" English translation, "overallimpressionmethodofselection" English translation
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