催化的

Ee value was achieved when acetophenone was chose as the substrate under the optimal condition.

研究了该催化剂催化的以苯乙酮为底物的不对称硅腈化反应，在最佳反应条件下得到了69%的ee值。

The immobilized ligands have been applied to the Pd-catalyzed asymmetric allylic alkylation of 1,3-diphenyl-2-propenyl acetate.

这些负载的P-N 配体被应用到Pd催化的、1，3-二苯基-2-丙酸乙酯的烷基化反应中。

The strategy toward the synthesis of spirotryprostatin B is focused on MgI2-catalyzed intramolecular annulation reaction of cyclopropanyl spiroox--indole and imine.

以天然产物的全合成为目标，设计了MgI_2催化的螺氧吲哚化合物与亚胺分子内环合反应，构建目标分子骨架的策略。

In good catalytic constant policy, the follow-up rebound in prices will be to strengthen and extend it.

在良好的催化的一贯政策，后续的价格反弹将是巩固和延伸。

METHODS: Inexpensive quinine and cinchonine were transformed to 9NH2quinine and 9NH2cinchonine, which reacted with 4chlorobenzoyl chloride to afford 2 novel chiral ligands. The AD reactions of olefins were performed in H2OtBuOH (1∶1) using the 2 ligandsK2OSO24 as catalysts.

以价廉易得的奎宁和辛可宁为原料，经过结构转换得到9氨基奎宁和9氨基辛克宁，进而与对氯苯甲酰氯反应制得两种新型手性配体，并将其用于锇催化的烯烃的不对称双羟化反应。

In recent years, Pd and Cu catalyzed C-N bond formation reactions have drawn considerable attention.

近几年，钯和铜催化的C—N键形成反应已经引起了人们的广泛关注。

However, no examples of a copper-catalyzed combination of N-alkenylation and N-alkylation of amides had been reported.

然而，组合铜催化的酰胺N—烯基化和N—烷基化偶联生成二氢吡咯衍生物的反应未见文献报道。

In this study, the degradation of dyes (methylene blue, methyl orange, and indigo) in water by means of photocatalytic oxidation was studied.

故本研究探讨以光催化的方法将水中的染料－亚甲基蓝、甲基橙及靛青等予以破坏、降解。

The combustibility of Funchen tinpot coal and catalytic combustion kinetics of this coal doped with 5% the rare earth coal-burning additive were studied by thermogravimetric experiment at air atmosphere.

用热重分析法研究了江西丰城劣质燃煤的燃烧特性和稀土助燃添加剂对该煤燃烧催化的动力学。

Perceived by a small family of F-box proteins including transport inhibitor response 1 (TIR1), auxin regulates gene expression by promoting SCF ubiquitin-ligase-catalysed degradation of the Aux/IAA transcription repressors, but how the TIR1 F-box protein senses and becomes activated by auxin remains unclear.

植物生长素通过促进SCF复合体泛素连接酶催化的Aux/IAA转录抑制蛋白降解，可影响到包括转运抑制效应因子 TIR1在内的一个F-box蛋白小家族，但是对植物生长素如何使TIR1感应并激活仍未了解。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。