查询词典 amide

Ingredient:Fish roe essence,Nerve amide,HA,Multi-dimensional plant can the protein Cornflower extracts.

成份：鱼子精华，神经酰胺，HA，多维植物能蛋白，矢车菊提取液。

Under the optimized conditions, in-situ-generated N,N -dioxide from the corresponding amide (10 mol%) and m-CPBA (20 mol%) retained the same asymmetric catalytic activity and enantioselectivity, and most of the aromatic,α,β-unsaturated, heterocyclic, aliphatic and steric hindrance ketones could be converted into the corresponding cyanohydrin trimethylsilyl ethers in up to 99% yield and 93% ee.

底物扩展证明，该有机小分子催化体系对芳香酮、杂芳香酮、脂肪酮、位阻酮以及α，β-不饱和酮都具有优良的手性诱导能力，收率高达99％，对映选择性达93％ee。

The remaining nitrile, after decantation or filtration, is still colored but is substantially free of amide.

在倾析或过滤后，剩下的腈还带有颜色，但基本上不含酰胺。

It is the diamide of carbonic acid (H2NCONH2; see amide; carbon dioxide).

碳酸的二醯胺，分子式为H2NCONH2。

Reagents and so on temperature, organic solvent, potential of hydrogen, urea, amide may cause the DNA member to denaturate, even if hydrogen bond break between the DNA duplet bond's, the double helix structure unties.

温度、有机溶剂、酸碱度、尿素、酰胺等试剂都可以引起DNA分子变性，即使得DNA双键间的氢键断裂，双螺旋结构解开。

The results of UV-Vis and FT-IR suggested that europium and gadolinium ions be bonded to amide group of PNVA polymer.

测定并研究了配合物的红外光谱、紫外光谱和荧光光谱。

Under the guidance of the principle of independence and self-reliance, thesubstituted amide-type A-101 extractant has been successfully synthesized.

本文叙述了在独立自主、自力更生的原则指引下，研制成功酰胺型萃取剂，以及应用于稀有金属的提取和分离的许多有成效的示例。

Objective:To synthesize p-hydroxybenz amide s glucoside derivatives.

目的：合成对羟基苯甲酸葡萄糖苷酰胺类衍生物。

The X-ray structure analysis reveals that the metal is in a square-planar N2O2 coordination environment formed by the phenolate-O, the imine-N and the deprotonated amide-O atoms of hydrazone ligand and the N atom of Himdz.

配合物的晶体结构分析表明，中心金属通过酰腙配体的酚基氧原子、亚胺基氮原子、去质子酰胺氧原子以及咪唑的氮原子形成平面四方形的N2O2配位环境。

The results indicated that the thermal stability of thepolymers is greatly associated with the structure of the modified groups.Moreover, the imide- derivatives have greater thermal stability than thecorresponding amide- derivatives. This can provide useful information on thepreparation and processing of this kind of polymers.

用PyGC-MS对酰胺型和酰亚胺型改性聚乙烯在加工条件下的热分解产物进行了定性和定量的测定，结果表明不同改性基团对聚合物热稳定性有很大影响，酰亚胺型改性聚乙烯的热稳定性大于酰胺型，这为该类聚合物的制备加工和应用提供了有用的信息。

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。