查询词典 hydroxy-acetophenone

The developing trends of biocatalytic asymmetric synthesis of β-hydroxy acids is also discussed.

最后，对今后生物催化不对称合成β-羟基酸的发展方向做一展望。

What are the side effects of alpha hydroxy acids?

有什么副作用，α-羟基酸？

Recent studies of fluids in the diamonds, particularly the discovery of molecular hydrogen and hydroxy are presented in the paper.

介绍了近年来金刚石包裹体中流体研究结果，特别是分子氢和羟基的发现。

However, only the crystal of hydroxy coordination formed, which means that the carbonates are not stable.

然而，在析出晶体时仅生成醇羟基轴向配位的配合物，说明该碳酸酯阴离子不稳定。

You have probably heard a lot about AHAs, or alpha hydroxy acids, lately.

你可能已经听说了很多关于果酸或阿尔法羟基酸，黑金政治。

Chiral β-hydroxy acids are key intermidiates in chemical industry and organic synthesis.

手性β-羟基酸及其衍生物是应用化工和有机合成的关键中间体。

Wrinkles and fine lines: Alpha hydroxy acids are widely used as anti-aging ingredients in skin care preparations.

皱纹和幼纹：阿尔法羟基酸被广泛采用作为抗衰老成分的护肤品的准备工作。

The esterification reactions between organic acids and the hydroxy groups of alumina powder surfaces change the polar hydroxylic surface structure that causes agglomeration of powders into an organic layer surface structure with a modified monomoleculer layer of aliphatic chains.

压制成型以其工艺简单、效率高、成本低、自动化程度高等优点而在传统陶瓷和高性能陶瓷制造中始终占有重要地位。影响坯体均匀性和致密度的因素很多，如粉体的粒度、形状、表面状态，粉体间的相互作用和流动性，成型加压制度等[1] 。

In the reactions of IC with wood, the reaction rate significantly influenced by the tridimentional inerratic structure of cellulose, while wooden hydroxy has less effect.

在木材与异氰酸酯反应过程中，纤维素的立体规整性结构对于反应进行的快慢起主要作用，羟基的作用则相对较弱。

Xinquan HuTwo new chiral backbones R-- and S--2-amino-2"-hydroxy-4,4",6,6"-tetra methyl-1,1"-biphenyl were synthesized via nitration, diazotation/iodination, Ulhnann coupling, selective reduction, diazotation/hydrolysis, hydrogenation and resolution from 2,4-dimethyl-aniline in seven steps.

以2，4-二甲基苯胺为起始原料，经过硝化反应、重氮化碘代反应、Ullmann缩合反应、选择性双硝基单还原反应、重氮化水解反应、催化氢化反应和拆分，首次合成了--2-氨基-2'-羟基-4，4'，6，6'-四甲基-1，1'-联苯和--2-氨基-2'-羟基-4，4'，6，6'-四甲基-1，1'-联苯两个对映体。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。