酚盐
- 与 酚盐 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 present invention relates to an application of salviol acid B magnesium salt in the pharmaceuticals field.
本发明涉及药品的应用,确切地说明一种丹酚酸B镁盐在制药中的应用。
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Through experiment, we have found that the combination of naphthol/sodium naphtholate is a high efficient bifunctional catalyst for direct aldol reaction.
通过实验,我们发现并筛选出了一组活性较高的β-萘酚和其钠盐双功能催化剂,该方法不需要预先活化Aldol反应的底物就能直接反应,且反应可在室温进行,条件温和,速度快,收率高达98%。
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In addition, the existence of metallic atoms makes the phenol oxygen atoms more reactive which may be one of the reasons that alkali metal salts are more sensitive than TNPG.
同时, 金属离子的引入增大了酚羟基上的氧原子的活性,这也可能是导致碱金属盐比TNPG敏感的原因之一。
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We perennially deal in PEG, MPEG, Ethyleneamines and the ramification of Ethyleneamines, NP,OP, AEO, specialty surfactants(2A1, CF-10), DOW CORNING antifoam, PE Homopolymer, HEC, latex compounds for the carpet and rug, etc.
我司常年经销产品:聚乙二醇及甲氧基聚乙二醇系列、乙烯胺系列及其衍生物、烷基酚聚氧乙烯醚、脂肪醇聚氧乙烯醚、二苯醚二磺酸盐(2A1)、X-405、CF-10等表面活性剂、道康宁消泡剂、羟乙基纤维素、地毯胶等。
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PVC resin, PTFE resin, fumaric acid, anthraquinone, nitroanthraquinone, paraaminophenol, melamine, cyanuric acid, sulfanilic acid, chemical inhibitor 168, azoic coupling component As, stearate, aniline, nitroaniline, pentaerythritol, chlorcosane, sodium calcium, triethylene diamine, sodium benzene sulphinate, m-phthalic acid, thiourea, aniline black dyestuffs, acid dyestuff, etc.
聚氯乙烯树脂、聚四氟乙烯树脂、反丁烯二酸、蒽醌、硝基蒽醌、对氨基苯酚、三聚氰胺、氰尿酸、对氨基苯磺酸、抗氧剂168、色酚As、硬脂酸盐、苯胺、硝基苯胺、双季戊四醇、氯???腊、甲酸钙、三乙烯二胺、苯亚磺酸钠、间苯二甲酸、二甲酯五磺酸钠、硫脲、油溶性苯胺黑染料、酸性黑染料等有机化工原料和中间体。
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The salt-out extraction process is used to deal with the waste acid from benzol refining .
试验采用盐析萃取工艺对焦化精苯废酸进行处理回收,结果表明,在一定的比例下可获得最佳萃取分离效果,酚相萃取液可进行二次利用,回收的净化酸可用于硫铵制备。
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The effects of the composition of catalyst (the structure and amount of bident ligand and strong acid, the cocatalytic activity of Cu〓, the roles of methanol and phenol etc.) and the copolymerization condition (the reaction time, temperature, amount of ST and CO, the structure and amount of solvent etc.) on catalytic activity were studied. The principle of the copolymerization was investigated.
研究了催化体系组成(含氮双齿配体的结构与用量、强酸的结构与用量、铜盐的助催化作用、甲醇和酚类化合物作用等)和共聚反应条件(共聚反应的温度与时间、溶剂种类与用量、苯乙烯与一氧化碳量等)对溶液共聚反应的催化活性的影响,探索溶液聚合反应规律。
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The effects of the composition of catalyst (the structure and amount of bident ligand and strong acid, the cocatalytic activity of Cu〓, the roles of methanol and phenol etc.) and the copolymerization condition (the reaction time, temperature, amount of ST and CO, the structure and amount of dilution reagent etc.) on catalytic activity were studied in detail. Also the optimum copolymerization condition was chosen.
深入考察了催化体系组成(含氮双齿配体的结构与用量、强酸的结构与用量、铜盐的助催化作用、醇类与酚类化合物的作用等)和沉淀共聚反应条件(共聚反应的温度与时间、稀释剂结构与用量、苯乙烯与一氧化碳量等)对该共聚反应的催化活性的影响,优化共聚反应的聚合条件。
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Objective To examine the inhibitory effects of Salvianolic acid Bon some tumor cell lines in vitro and in vivo.
目的 研究丹酚酸B镁盐对多种肿瘤细胞株体内、体外生长的抑制作用。
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The homogeneous catalysts for selective O-methylation of phenols with DMC are generally organic bases, such as tertiary amines or phosphines, tetrabutylammonium halide and Schiff bases.
酚与DMC甲基化反应的均相催化剂一般选择叔胺、叔膦、季铵盐及Schiff碱等有机碱,多相催化剂为碱金属碳酸盐、沸石、氧化铝及附载有金属盐的氧化铝和煅烧的Mg-Al水滑石。
- 推荐网络例句
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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。
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Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
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But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。