查询词典 amine
- 与 amine 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Chapter 2: Four kinds of condensations of aromatic amine with benzaldehyde derivatives were obtained by solid phase synthesis. Their structures were identified by element analysis and 1H NMR spectroscopy. Their SHG properties, fluorescent and thermochromic properties were also tested.
第二章:通过室温固相反应合成了四类苯甲醛缩芳胺希夫碱衍生物,用元素分析和核磁共振对其结构进行了确定,并测试了它们的非线性性质、荧光性质以及热致变色性质。
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Nearly all the isolates were likely to utilize NZ amine, sodium acetate, sodium propionate and Tween-80, but potassium nitrate and sodium benzoate, sodium succinate, sodium citrate occurred with different strains.
所有参试菌株能很好地利用乙酸钠、丙酸钠和丙酮酸钠,但对其它有机酸的利用各不相同。大多数菌株能利用酪蛋白、牛肉膏等有机氮,一些菌株可利用氨态氮和硝态氮。
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With TEMPO(5 mol%) as the catalyst,N-methyl-N-phenyl-hydrazine(1.2 equiv.) as the amine source,the direct ortho-amination of 2-naphthols could be easily achieved.The reaction was carried out at room temperature under air atmosphere.
以5 mol%TEMPO为催化剂,1.2当量N-甲基-N-苯基肼作氨源,二氯甲烷为溶剂,空气中,室温下,实现了对2-萘酚邻位氨基化,可以高效的合成1-氨基-2-萘酚类化合物。
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With TEMPO(5 mol%) as the catalyst,N-methyl-N-phenyl-hydrazine(1.2 equiv.) as the amine source,the direct ortho-amination of 2-naphthols could be easily achieved.
以5 mol%TEMPO为催化剂,1.2当量N-甲基-N-苯基肼作氨源,二氯甲烷为溶剂,空气中,室温下,实现了对2-萘酚邻位氨基化,可以高效的合成1-氨基-2-萘酚类化合物。
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The proportion of the phase transfer catalyst and tertiary amine are usually in the range of about 1-5 and about 0.01-5.0 mole percent, respectively, based on total dihydroxyaromatic compound and dicarboxylic acid employed. In the second phosgenation step, the pH is raised to at least 10 and a stoichiometric phosgene excess of at least 5% is introduced.
相转移催化剂和叔胺的比例以二羟基芳族化合物和二羧酸的总量为基础计通常分别在约1―5和0.01―5.0摩尔百分数的范围内,在第二步光气化步骤中,pH值升高到至少约10,并导入超过化学计量约至少5wt%的光气。
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One amine that has an affinity to the Adenosine 1 (A-1) and Adenosine 2 (A-2) receptors 100 times greater than caffeine which is huge for both fat burning and energy!
一胺具有亲和力的腺苷1款( a - 1 )和腺苷2款( a - 2 )受体的100倍,大于咖啡因是两个巨大的脂肪燃烧和能量!
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Chiral amine-protonic acids are highly efficient and excellent enantioselective organocatalysts developed in recent years. They have been successfully applied to a number of enantioselective organic reactions, such as asymmetric aldol condenstion, Michael addition, Diels-Alder cycloaddition, Strecker reaction and so on.
手性胺-质子酸是近年来发展起来的新型高效、高对映选择性的有机催化体系,已成功应用于催化不对称Aldol反应、Michael加成反应、Diels-Alder反应和Strecker反应等许多重要的有机合成反应。
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Take some secretion from the sidewall of the vagina for conducting PH and amine test. Apply Gram's method to find clue cells, and then give a mark as per Nugent standard.
于治疗后1周、1个月、3个月、6个月扩阴检查阴道,取阴道侧壁分泌物进行pH及胺试验,涂片革兰染色查找线索细胞,并按Nugent标准进行评分。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。