胺化
- 与 胺化 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results show that water salability and water dispersion stability are excellent when the mass fraction of GMA is 15%, the ambition ring-open is 50% and neutralization is 80%.
结果表明:甲基丙烯酸缩水甘油酯含量为15%,胺化开环址为50%,中和度为80%时,树脂的水溶性及水分散体系稳定性均良好。
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The α-AE_(75) cDNA was fused downstream of melC1 signal peptide encoding sequence in correct reading frame so that α-AE_(75) will be expressed secretively.
用这两个表达质粒分别转化S.lividans得到能分泌表达α-酰胺化酶的工程菌S.lividans [pIJmel/AE680]和S.lividans[pMS-mel/AE680]。
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The key steps involved Friedel-Crafts reaction of o-cresol and the Wittig reaction for construction the skeleton of amine moiety,at the same time, using the synthesis of E,(7S)-7-methoxytetradec-4-enoic acid in chapter 2,and Johnson-Clainsen rearrangement as a key step for construction the fatty acid part,the corresponding acid was prepared in 23%and 50%overall yield,respectively.
随后将手性不饱和脂肪酸和氨片段进行酰胺化反应构筑了malyngamide M的基本骨架,再将Z-烯氯转化为E-烯氯完成了目标分子的全合成,高立体选择性地构筑了末端烯氯结构,为制备其它含有类似烯氯结构的malyngamides探索出行之有效的合成路线。
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The amidation of C-terminal is crucial for its full biological activity.
其C末端的酰胺化对它完整的生物活性起重要作用。
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Three methods of physical modification,calcification and amidation were used to improve the rigidity of oxidized wax,and their technical conditions,advantages and disadvantages were studied and summarized respectively.
通过物理改性、钙化、酰胺化3种方法来提高氧化蜡的硬度,研究了其工艺条件,讨论了3种方法的优缺点。
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This article analyzed nucleophilic substitution mechanism of amidation reaction which was the key step in new process, the effect factors such as catalyst type, catalyst volume, solvent and temperature were also involved.
其中酰胺化反应是关键步骤,文章分析了该反应的亲核取代机理及催化剂种类、催化剂用量、溶剂、温度等条件对反应的影响。
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This thesis mainly studied on sulfamic acid catalyzed Cross-Aldol condensation, direct amidation of benzhydryl alcohol; solid base catalyzed synthesis of bisindoles was also discussed.
本论文主要讨论了磺氨酸催化下的Cross-Aldol反应;二苯甲醇的胺化反应;固体碱氟磷灰石催化的双吲哚甲烷衍生物的合成。
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The recombinant expression plasmids were constructedby fusing theHNP-coding fragment with intein and only the amidation of HNP-2 might beobserved.
通过对HNP-1,HNP-2和HNP-3的研究,在对HNP-2的酰胺化修饰上已获得一定进展。
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Three methods of physical modification, calcification and amidation were used to improve the rigidity of oxidized wax,and their technical conditions,advantages and disadvantages were studied and summarized respectively.
通过物理改性、钙化、酰胺化3种方法来提高氧化蜡的硬度,研究了其工艺条件,讨论了3种方法的优缺点。采用模拟燃煤烟气方法,研究了石灰湿法燃煤烟气脱硫过程中CO2钙化问题,指出了烟气脱硫过程中CaCO3的生成量与脱硫液初始pH值、SO2初始浓度、温度的关系,得出抑制CaCO3生成的条件,为减缓石灰湿法燃煤烟气脱硫存在的结垢现象,对石灰湿法燃煤烟气脱硫系统的实际应用具有一定的指导和借鉴价值。
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Emphasis: Aminolysis method of hydroxyl on alcohol, addition amination of epoxy alkyl, aminolysis of aliphatics haloid.
重点:醇羟基的氨解、环氧烷类的加成胺化、脂族卤素衍生物的氨解。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力