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

磺酰基环及芳酰基环上含有三氟乙氧基的标题化合物。

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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、硫代甲酰和芳基格氏试剂一锅法合代二芳基甲

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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.

四个糖及半乳糖衍生的手性芳基双膦配体,制备手性双膦-铑(Ⅰ)配合物催化剂,并将其用于苯乙烯不对称氢甲酰化反应中。

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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.

空间位阻越小,亲核性越强,副反应越容易发生,产物除草活性越低。

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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、碱催化下的氧化缩合反应,是合二苯乙烯(烷)类化合物的重要途径.

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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,在稀碱存在下与二卤代烷反应合10个新的标题化合物。

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encompass, encoop, encopresis, encore, encounter, encounter group, encourage, encouraged, encouragement, encouraging,

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3G, 401(K), a,

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-科技

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

PCB危害来源于它们结合一种称芳香烃受体(AHR)质,从而停止该类正常运转。

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encryption, enculturate, enculturation, enculturative, encumber, encumbrance, encumbrancer, encurtain, encyclic, encyclical,

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3G, 401(K), a,
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