查询词典 amidation

In general, the amidation provides the desired amides in high yields using the insoluble base CaCO 3 , TBHP as an oxidant, and a mixture of CuI and AgIO 3 (1 mol %).

一般而言，提供酰胺酰胺在高收益预期使用中亚基地溶性三日tBHP作为氧化剂、混合、崔贴水3(1克分子%)。

Most of these peptides are amidated at their C-terminals, which is essential for their full activities. The a-amide comes from posttranslational modification that is catalyzed by α-amidase (α-AE or PAM). The amidation reaction is a rate-limiting step in the biosynthesis of regulatory peptides.

大部分活性肽的C-端是酰胺化的，而且α-酰胺基为多肽的完全生物活性所必需；α-酰胺基来自多肽的翻译后加工，由α-酰胺化酶催化完成，是酰胺化多肽生物合成途径中的限述步骤。

The amidation reaction of the chiral unsaturatecd acid with the amine accomplished the synthesis of one target molecule.

第3章叙述了用9步反应、12%的总产率完成了malyngamide M的首次全合成。

The amidation of fatty acid with amine constructed the skeleton of malyngamide M,and then transformation of Z-olefin to E-olefin completed the synthesis of target molecule.

第4章详细阐述了使用高度会聚通用的路线完成含有末端烯氯结构的malyngamides O，P，Q，和R，以及Q和R的C-5差向异构体的全合成。

They were subjected to a 〓 reaction with sodium azide, hydrogenation, amidation,hydrolysis and Jones oxidation to afford 112 and 116, respectively.

它们分别经过与叠氮化钠的亲核取代反应、氢化、酰胺化、N〓催化的水解，Jones氧化以后分别给出化合物112和116。

The three steps, imine-formation, reduction and intramolecular amidation, were completed in one-pot at room temperature.

Schiff碱的制备、还原、酯的胺解三步在"一锅"内完成。

The amidation reaction between rapeseed oil and monoethanolamine was studied via orthogonal experiment.

通过正交实验对菜籽油与单乙醇胺的酰胺化反应进行了研究。

Disodium petroleum cyclocarboxylic monoethanolamine sulfosuccinate was synthesized from petroleum cyclocarboxylic acid methyl ester via amidation,esterification and sulfonation.

利用石油环烷酸原料合成出石油环烷酸单乙醇酰胺磺基琥珀酸单酯二钠盐。

Paraffin wax is the research object in the thesis and is modified by oxidization, amidation and emulsification to produce a series of modified waxes including acylamide wax unfound home and abroad that can be applied in practical industries.

本文以石蜡为研究对象，通过对石蜡进行改性如氧化、酰胺化和乳化，得到一系列改性蜡，包括在国内外未见报道的酰胺化改性蜡，应用于实际工业生产中。

The results show that the hydrophilicity of PLA film is improved by introduction amido: the contact angle decreases from 78° to 56° and the free energy increases from 42.7mJ/m^2 to 51.4mJ/m^2. Compared with the control, osteoblast spread out more filopodia after 3 d incubation on amidation surface, and it entered cell division phase more quickly, which indicated that the surface amidation could promote the cell's adhesion and proliferation on the PLA film.

结果表明，酰胺基的引入改善了PLA膜的表面亲水性，其表面水接触角由78°减少到56°，自由能由42.7mJ/平方公尺增大到51.4mJ/平方公尺；与对照组相比，成骨细胞在改性表面培养3d后有大量的丝状伪足伸出，并且较快地进入了细胞分裂期，表明PLA膜表面的酰胺化能够促进细胞的黏附和增殖。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。