配体

Studies on olefin-coordinating transition metal carbene complexes II.

含烯烃配体的过渡金属卡宾配合物的研究II。

In recent years, with the development of various good catalysts especially the ruthenium alkylidenes bearing N-heterocyclic carbene ligands, the RCM reaction has been applied widely in the synthesis of complex organic molecules, biological molecules and natural products etc. The Nobel Prize in Chemistry 2005 goes to Yves Chauvin, Robert H.

近二，三十年来，随着各种性能优良的催化剂的不断发展，尤其是含氮杂环卡宾配体的钌催化剂的出现，关环复分解反应在合成复杂有机分子，生物活性大分子以及天然产物等方面已得到了极为广泛的应用。2005 年的诺贝尔化学奖分别授予了 Yves Chauvin，Robert H。

Studies on olefin-coordineting transition metal carbene complexes XVI.

含烯烃配体的过渡金属卡宾配合物的研究 XVI。

The property of bipyridyl ligands baring different substitute groups was studied, which indicated that carboxyl group is the best substitute group.

系统研究了联吡啶配体上取代基性质，确认羧基是最优异的吸附基团。

In this paper, we reported the syntheses and characterizations of coordination polymers with carboxylate ligands.

本论文选择了刚性芳香羧酸配体，与过渡金属、稀土金属合成了一系列化合物，并进行了其性能的研究。

The optimal conditions were proved to be using5mo1% chiral ligands to catalyze the reaction at room temperature.

实验证明最佳反应条件是使用5mo1％的手性配体于室温下催化的反应。

It shows that catenation can greatly enhance the storage capaci ty of methane in MOFs, and meet the DOE target for methane storage in porous materials easily.

在此基础上，我们通过改变互穿金属—有机骨架材料IRMOF-15的有机配体，设计了对甲烷具有更高吸附性能的两种新型互穿MOF材料。

When the ligand 52 and 54 with only planar chirality were used the high enantioselectivity was obtained.

我们对配体平面手性作用的研究表明平面手性可以独立地进行不对称诱导，最高给出93％的ee值。

In this thesis, it was intended to investigate the role of planar chirality, and to design and synthesize novel ligands.

在前项工作基础上合成一类有效的手性二茂铁配体，拓宽烯丙基化反应的底物或反应类型，为解决这些问题做出我们的一些贡献。

Six Pt complexes with chital 1,2 --diaminocyclohexane as carrier ligand were synthesized, their compositions and strctures were characterized by elemental analysis,IR spectroscopy and molecular modeling.

合成了六种以不同手性的1，2-环己二胺(1，2-dach)作为载体配体的铂配合物，用元素分析、红外及分子图形方法对其组成和结构进行了表征。

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。