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含氧化合物

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The study of 9-12 indicate that it is easy to get polyoxomolybdate with organic amine at weak acidity conditions when there are organic amine and organic acid in the same reaction systems.

化合物 9-12 的研究结果表明,在弱酸性条件下,同时存在有机酸和有机胺时,易形成含有机胺的钼氧簇,而有机酸不易进入产物晶相。

In this study novel materials based on epoxy and cyanate ester containing siloxane and imide groups were investiged.

在这本篇论文研究中,我们发展出新型含矽氧烷及亚醯胺基环氧树脂和氰酸酯化合物。

When the temperature became higher, the O and N impurity absorbed on the surface of powder reacted with catalyst and formed inertial compositions, wrapped on the surface of graphite powder, then the process of transformation stopped.

在较高温度下,纳米石墨表面吸附的含氮、氧等官能团与熔体金属发生反应生成惰性固态化合物并包裹在石墨表面,阻止了石墨的进一步溶解。

The-methyl-β-methoxyacrylate compounds containing substituted pyrazole ring I-14、I-16 had good acaricidal activity with 100% control of T.

含吡唑环的甲氧基丙烯酸酯类化合物I-14、I-16在150 mg/L浓度下具有很好的杀螨活性。

Stone is from rock, and rock is consist of the mineral, the mineral contain iron is the source of the iron in stone products , iron element spread widely in natural world, but most of them appear to be compound, iron element is belong to medium activity metal, under high temperature is easily to be strongly acted with oxygen, sulfur, chlorine, and easily dissolve in abio-weak acid solution and strong hydrochloric acid solution, at the same time, the strong alkali solution also corrade the iron.

石材是岩石经加工后所产生的制品,岩石是由矿物组成的,其中含铁矿物是石材中铁质的来源。铁元素在自然界中分布甚广,但大多以化合物的方式出现,由于铁元素属中等活泼性的金属,在高温下易和氧、硫、氯等元素发生强烈反应,并易溶于无机稀酸和浓盐酸的溶液中,同时浓碱溶液也易侵蚀铁。

The preferred organometallic compounds of the present invention are of the formula (R1)m M(PR23)x, where M is a metal selected from the group consisting of manganese, technetium, rhenium, iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium iridium and platinum wherein m is 0, 1, 2, 3 or 4; x is 2, 3, 4 or 5 and m+x are 2, 3, 4, 5, 6, 7 or 8, m and x selected according to each metals appropriate valence; each R1 is independently selected from the group consisting of hydrogen, deuterium, N2, H2, D2 and a variety of substituted alkyl groups; each R2 is independently selected from the group consisting of lower alkyl, aryl, arylalkyl, and alkyl-Z, aryl-Z and arylalkyl-Z where Z is selected from the group consisting of oxy, silyl, siloxy, oxysilyl, siloxy, oxysiloxy, silyalkyl, oxysilylalkyl, siloxyalkyl, oxysiloxyalkyl, silylalkoxy, silylalkoxy, siloxyalkoxy and oxysiloxyalkoxy; and wherein when M is cobalt and one group R1 is selected to be N2, then m is 2 and the second group R1 is hydrogen or deuterium.

有机化合物的首选本发明的配方是米(R1代)米×(pr23)、那里是一米的金属挑选出来,第一组由锰、锝、铼、铁、钴、镍、钌、铑、钯、锇、铱铂其中M是0、1、2、3或4; X是2,3, 4或5米×+有2,3,4,5,6,7或8 米和X挑选合适的价按每个金属; R1的是每一组由独立选自氢、氘、氮、氢气、 D2和各种烷基取代群体; R2中的每个组由独立选自烷基低、芳、芳基烷基、烷基的Z、芳基、芳基烷基的Z-那里的ZZ是选自组风、含硅、氧、oxysilyl、硅、oxysiloxy,silyalkyl, oxysilylalkyl,siloxyalkyl,oxysiloxyalkyl,silylalkoxy,silylalkoxy,siloxyalkoxy和oxysiloxyalkoxy;其中,M是当钴一派R1的选择是氮气、然后是2米,第二组R1的氘是氢或者。

The normal method was through the hydrolysis and poly-condensation process of tetravalent metal alkoxides and inside which rare earth dopants are simply performed by dissolving salts into initial sol, thus makes matrices being introduced a higher percent of hydroxyl groups, affects the resulting luminescence efficiency and balance of two phases.

普通的方法为将稀土盐导入金属烷氧基化合物的溶胶然后水解缩聚,这使得金属离子分离的最小化过程受限以及含羟基过多,极大影响了发射效率和两相均衡。

All of the tripodal schiff base ligands and their complexes were characterized.

以三乙醇胺、巯基苯胺、巯基乙胺为初始原料,设计合成了六个三脚架结构的化合物,其合成路线如下:三乙醇胺与氯化亚砜反应得到三(2-氯乙基)胺(1),然后与巯基苯胺或巯基乙胺在碱性条件下反应生成三脚架结构的三{[2-(2-氨基苯基)硫代]乙基}胺(2)或三{[2-(2-氨基乙基)硫代]乙基}胺(3),然后再与水杨醛、2-甲酰基-8-羟基喹啉(8)、2-甲酰基-8-苄氧基喹啉(7)反应得到六种新型的含硫西佛碱化合

There are lots of heterocyclic compounds with lone electron pair such as orgnic sulfurs and nitrogen in environment specially in fossil fuels, part of which are quite toxic and may cause cancer, haemophilia and respiratory diseases.

地球环境特别是化石燃料中存在着大量含硫,氮和氧孤对电子杂环化合物。

An important intermidiate 2-butyl-4-chloro-5-(4-bromomethyl phenoxy) pyridazinone 3 was first obtained from 4,5-dichloropyridazinone using two different methods. Compounds 4a~4l were synthesized by the reaction of 3 with different oximes.

从2-叔丁基-4,5-二氯哒嗪酮出发,以两种方法合成了中间体2-叔丁基-4-氯-5-(4-溴甲基苯氧)哒嗪酮(3)。3与肟反应合成了含哒嗪酮的苄基肟醚类化合物4a~4l。

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