查询词典 mandelate
- 与 mandelate 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Under above selected conditions, the yield of methyl mandelate is
在此工艺条件下，扁桃酸甲酯的收率基本稳定在
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The HPW/M-SiO2 catalyst in the process of synthesis of methyl mandelate has the good redundant use.
HPW/M-SiO2催化剂在扁桃酸甲酯合成过程中具有较好的重复使用性。
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The HPW/M-SiO2 catalyst is characterized by means of infrared-ray spectrum, X-ray diffraction and n-C4H9NH2 Potentiometric titration. The effects of amount of the catalyst, molar ratio of acid and alcohol, reaction temperature and reaction time on synthesis of methyl mandelate have been investigated.
运用IR， XRD和n-C4H9NH2电位滴定法测试技术表征HPW/M-SiO2催化剂，考察了催化剂用量、物料配比、反应温度和反应时间等对扁桃酸甲酯合成的影响。
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Lipase-catalyzed optical resolution of R-mandelic acid via RS-ethyl mandelate in non-aqueous media was studied.
对在非水体系中，利用脂肪酶催化水解扁桃酸乙酯外消旋混合物拆分R-扁桃酸进行了初步的研究。
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When lipase N435 was 2.5gL^(-1), RS-ethyl mandelate was 0.25gL^(-1), water to RS-ethyl mandelate was 5:1, the reaction temperature was 40℃, the speed of agitation was 200rmin^(-1), the R-ethyl mandelate conversion could reach 41.6%, and enantiomeric excess e.
确定了最适的反应条件：脂肪酶N435浓度为2.5gL^(-1)，RS-扁桃酸乙酯浓度为0.25molL^(-1)，水：RS-扁桃酸乙酯的摩尔比为5：1，反应温度为40℃，摇床转速为200rmin^(-1)，反应时间为24h。
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The synthesis of methyl mandelate catalyzed by dodetungstophosphoric acid supported on modified silica gel with 3-aminopropyltriethoxysilane (HPW/M-SiO2) has been studied.
γ-氨丙基三乙氧基硅烷修饰的硅胶负载磷钨酸(HPW/M-SiO2)催化剂催化合成扁桃酸甲酯。
- 推荐网络例句
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I didn't watch TV last night, because it .
昨晚我没有看电视，因为电视机坏了。
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Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.
今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。
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I'm running my simile to an extreme.
我比喻得过头了。