查询词典 elemental analysis

There were five kinds of NpCpTiCl〓, in which Np was pyrolyl , indolyl ; 7-azoindolyl , indazolyl , and benzimidazolyl respectively. All of them were prepared by the reactions of CpTiCl〓 with the anions of the relevant ligands, and characterized by elemental analysis, IR, or NMR.

此外，半茂体系的催化活性都随铝／钛比的增加呈上升而后衰减型，当Al／Ti比为500左右时活性达到最高，这个值远低于茂金属催化剂活性达最高时的Al／Ti比，即茂金属配合物比半茂配合物需要更多的MAO来活化，并稳定形成的活性中心。

The novel title compound was synthesized with benzaldehyde, isobutyraldehyde, phosphorus trichloride as raw materials. The total yield was 40.8%. The structure was confirmed by 1H NMR, 31P NMR and elemental analysis.

摘要以苯甲醛、异丁醛、三氯化磷为原料合成了新型的1，3，2-氧磷杂环类化合物2-苯羟甲基－5，5-二甲基－4-苯基－2-氧代－1，3，2-二氧磷杂环己烷，总收率为40.8%，并对其进行了NMR研究和结构表征。

From isonicotinic acid,the compound isoniazide was prepared,then nine new compounds of isonicotinoyl hydrazones were synthesized and characterized by elemental analysis and 1HNMR .

从异烟酸出发，先合成异烟酰肼，然后与羰基化合物进行缩合反应，合成了 9个新的异烟酰腙类试剂。

An isonitrile ligand, 2 methyl cyclohexylisonitrile is synthesized and a copper salt Cu(I 4BF 4 of this ligand is also prepared. The isonitrile and its copper salt are characterized by IR and elemental analysis.

合成了一种新的异腈配体 2 甲基环己基异腈及其铜络盐，并经红外光谱和元素分析等表征予以确认。

Fourteen new pyrethroids containing isoxazole were designed and synthesized from 4-isopropyl-3-substituted phenyl-5-hydroxyl isoxazoles as major material, whose structures were also characterized by IR, 1H NMR and elemental analysis.

以4-异丙基-3-取代苯基-5-羟基异噁唑和3-苯氧基苄基溴为原料，三乙胺为缚酸剂，设计并合成了14个未见报道的4-异丙基-3-取代苯基-5-异噁唑基-(3'-苯氧基)苄基醚。通过红外光谱、核磁共振、元素分析等手段，确证了它们的化学结构。

Despite of language is not pure reason outcome, language construction regulation is not the regulation that one kind of culture defends like hair bloodstain make a law article , the upper characteristic of language structure type requires that the object carries out elemental analysis on thought but with national culture mode of thinking, Carry out logicalization , formalized formulation, systematicness that being running after shows.

尽管语言并非非纯粹理性的产物，语言结构规则并不像发血迹制定法律条文那样是一种文卫的规定，然而语言结构类型上的特点同民族文化思维方式要求对思维客体进行元素分析，进行逻辑化，形式化的表述，追求的是表现的规则性。

Schiff base derived from p-hydroxybenzaldehyde and p-aminobenzoic acid was prepared by solid-state reaction at supersonic speed airflow and low-heating. Lophophora shape Cu complexes was prepared from the Schiff base and copper acetate and through adding sodium dodecyl sulfate. The structural composition of complexes was confirmed by FTIR and elemental analysis.

利用超音速气流低热固相法合成了对羟基苯甲醛缩对氨基苯甲酸Schiff碱配体，再以该配体和乙酸铜为原料，通过添加十二烷基硫酸钠的方式制备出了晶形规整的仙人球型配合物，利用元素分析和红外等现代测试手段确定了配合物的结构组成。

The structures of the target molecula were characterized by IR, 1H NMR, 13C NMR, 2D NMR and elemental analysis.

为合成这些新化合物还合成了10个相关的中间体化合物。

The structures of the target molecula were confirmed by IR, 1H NMR, 13C NMR, 2D NOESY, MS and elemental analysis.

通过IR、1H NMR、13C NMR、2D NOESY、MS及元素分析确定了目标产物的结构。

The alkaline-earth metal complexes with mucic acid was successfully prepared via gel formation and characterized by elemental analysis,FT-IR measurements.

结果表明，粘液酸的两个羧基和四个羟基均能参与配位键的形成，而中心离子 Ca~(2+)、Sr~(2+)、Ba~(2+)与配体粘液酸的配位状况存在着一定差异。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。