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By the reaction of 2 aryl 5 mercapto 1,3,4 triazoles with alkyl dihalide in presence of dilute base, ten new title compounds had been prepared.

以2-芳基-5-巯基-1,3,4-三唑为原料,在稀碱存在下与卤代烷反应合了10标题化合物。

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As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.

芳胺空间位阻越小,亲核性越强,副反应越容易发生,产物除活性越低。

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The oxidative dimerization of aryl methanes in organic solvents by using alkaline catalysts is an important way to prepare diphenyl ethanes and diphenyl ethylenes.

芳基甲烷在有机溶剂介质中、碱催化下氧化缩合反应,是合乙烯(烷)类化合物重要途径.

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Several chiral aryl diphosphite ligands derived from pyranoside backbones of glucose and galactose were applied in Rh-catalyzed asymmetric hydroformylation of styrene.

合了四从葡萄糖及半乳糖衍生手性芳基双膦配体,制备了手性双膦-铑(Ⅰ)配合物催化剂,并将其用于乙烯不对称氢甲酰化反应中。

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Abstract: One-pot synthesis method of diarylmethylamines was investigated using aryl lithium salt,thioformamide and aryl Grignard reagent.

摘 要: 由芳基锂盐、硫代甲酰胺和芳基格氏试剂一锅法合了取代芳基甲胺。

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The title compounds containing trifluoroethoxy groups in the aryl sulfonyl rings and aroyl rings have been synthesized.

合了芳磺酰基环及芳酰基环上含有三氟乙氧基标题化合物。

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经济学-

PCBs do their damage by binding to a protein called the aryl hydrocarbon receptor, or AHR, thus stopping it working properly.

PCB的危害来源于它们结合一种称芳香烃受体(AHR)的白质,从而停止白的正常运转。

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Medoc, Medola, Medomin, Medresco, medrogestone, medrol, medron, medroxalol, medroxyprogesterone, medulan,

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3G, 401(K), a,
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