配体

H2O is indirectly obtained from a precursor ligand, through metal ion Cu induced the hydrolysis of diamide and self-assembled with the hydrolyzate.

Cu离子促进双酰胺配体。N，N'-双异烟酰咪唑啉-2-硫酮的水解，进一步与水解产物异烟酸根自组装形成超分子配合物[Cu(C5H4NCOO)2(H20)2]。H2O，通过X射线衍射对其晶体结构进行了测定。

At present, studies on and applications of chiral diamine s have been regarded as one of the most remarkable fields in catalytic asymmetric reactions.

手性二胺作为具有良好催化活性和对映选择性的手性配体或手性辅助剂，在多种催化不对称反应中已经得到广泛应用，并取到了很好的研究成果。

A novel β-diketone ligand 3-methyl-phenyl-4-octadecyl-5-pyrazolone and nanoparticle Al2O3 modified by the ligand PMOP were synthesized and characterized by infrared spectroscopy, UV-Vis spectroscopy, 1H NMR and photoluminescence spectroscopy.

合成了以β-二酮配体3-甲基－1-苯基－4-吡唑啉酮-5修饰的Al2O3纳米粒子，并用IR、UV光谱、NMR和荧光光谱等手段进行了表征。

Some of the complexes withβ-diketone derive ligands, which potential applicated in optical, electricity, magnetism, absorption, catalysis, ion exchange, gas storage and so forth.

此类配体所构筑的各式各样的配合物在光、电、磁、吸附、催化、离子交换、气体储存、分子载体、生物活性、荧光器件材料等方面具有一定的应用价值。

Three rare earth β-diketone complexes: Gd3BIPY, Sm3BIPY, La3BIPY were synthesized by a precipitation method with a mixture of ethanol and water using dibenzoylmethane and 2,2'-dipyridyl as the ligands.

以二苯甲酰甲烷和2，2'-联二吡啶为配体，采用乙醇－水溶液析出法合成了三种稀土－β－二酮配合物：Gd3BIPY、Sm3BIPY、La3BIPY。

The computer simulation showed that the hydroxyl group at β site of adsorbent with dimethylamine ligand could form H bond with endotoxin, as a result an eight-membered ring was formed.

模拟结果显示，以二甲胺为配体的吸附剂，当β位存在羟基时，此羟基可与内毒素分子间形成氢键，并形成一个八元环的稳定结构。

The computer simulation showed that the hydroxyl group at β site of adsorbent with dimethylamine ligand could form H bond with endotoxin, as a result an eightmembered ring was formed.

模拟结果显示，以二甲胺为配体的吸附剂，当β位存在羟基时，此羟基可与内毒素分子间形成氢键，并形成一个八元环的稳定结构。

Have had the intense function fromthis the explanation preparation and DNA, matched the body the planearyl residue groups and bases to insert the DNA double spiral plane,caused the plane aryl residue groups and bases the electronic clouddensity to have the change.

由此说明配合物和DNA发生了强烈作用，配体的平面芳基基团插入了DNA的双螺旋平面，导致平面芳基基团的电子云密度发生改变。

In this report, the 59Tc labelling of Annexin V fragment modified with HYNIC (HYNIC-Anx13) using Tricine, EDDA or EDDA/Tricine as coligands was described. The effect of various factors on 99Tc labelling was investigated. Biodistribution studies in normal mice and gamma imaging of apoptosis in rats induced by cyclophosphamide were performed.

为探讨99Tc标记的HYNIC-Anx13用于细胞凋亡显像的可能性，分别以N-［三甲基］甘氨酸，乙二胺－N，N'-二乙酸和EDDA/Tricine为协同配体，对经6-肼基烟酰基修饰的膜联蛋白V片段(HYNIC-Anx13)的99Tc标记条件和主要影响因素进行了研究，并完成了HYNIC-Anx13的99Tc标记物在正常小鼠体内的生物分布和大鼠细胞凋亡模型的显像实验。

Methods: TOCA was labeled with (superscript 99m)Tc using HYNIC as bifunctional chelator, EDDA and trieine as coligand. The nude mice bearing human small cell lung cancer underwent static whole body planar imaging after the injection of (superscript 99m)Tc-HYNIC-TOCA or (superscript 99m)Tc-P829. ROIs were drawn and the radioactivity ratios of target to non-target were calculated in every planar imaging. The dynamic biodistribution study was operated in Kunming mice and the percent uptake ratios of two imaging agents in different tissue at different time were measured.

以HYNIC为双功能螯合剂(bifunctional chelator， BFC)，乙二胺－N，N'-二乙酸和三甲基甘氨酸为协同配体进行TO-CA的(上标 99m)Tc标记；以(上标 99m)Tc-HYNIC-TOCA和(上标 99m)Tc-P829为显像剂，对荷人类小细胞肺癌裸鼠进行显像，通过感兴趣区技术进行半定量分析，计算并比较两种显像剂的靶/非靶比值；在昆明鼠体内进行动态生物学分布实验，测定并比较不同时点两种显像剂在各脏器的克组织百分摄取率。

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。