The super microporous tin-doped zirconium oxides were successfully synthesized by sol-gel method using zirconyl chloride as Zr source, tin chloride as Sn source and cetyltrimethylammonium bromide as template under hydrothermal or refluxing conditions.

以二氯氧鋯和四氯化錫為金屬源色在色高清在线，十六烷基三甲基溴化銨為模板劑在线视频国产盗摄，用溶膠-凝膠法在水熱或回流條件下成功合成出了錫摻雜的超微孔二氧化鋯材料午夜性福利免费。

The reaction of monoporphyrins having different functional groups with dibromopropane gave metalloporphyrin potassium trimer with two alkoxyl linkages(C144H104N12O8K16)and square array tetramer with the property to quench fluorescence.

利用合成帶有混合取代基團的卟啉單體和二溴丙烷反應(yīng)得到了具有熒光淬滅性質(zhì)的線狀卟啉三聚體C144H104N12O8K16和方陣式四聚體。

Four soluble poly(p-phenylene vinylene) derivatives with asymmetric alkoxyl substituents, poly (2-methoxy-5-butoxy)-p-phenylene vinylene, poly [2-methoxy-5-(3'-methyl)butoxy]-p-phenylene vinylene, poly (2-methoxy-5-hexyloxy)-p-phenylene vinylene and poly (2-methoxy-5-octoxy)-p-phenylene vinylene, were prepared by dehydrochlorination reaction with using p-hydroxyanisole and alkyl bromide as raw materials.

以對羥基苯甲醚和溴代烷烴為原料特大巨黑吊XXXX高潮，采用強堿誘導(dǎo)的脫氯化氫縮合聚合法合成了四種可溶性不對稱烷氧基取代聚對苯乙炔衍生物午夜少妇高潮在线看大片，分別為聚（2-甲氧基－5-丁氧基）對苯乙炔、聚［2-甲氧基－5-（3'-甲基）丁氧基］對苯乙炔亚洲精品在线视频、聚（2-甲氧基－5-己氧基）對苯乙炔和聚（2-甲氧基－5-辛氧基）對苯乙炔国产高清无码视频在线播放。

The synthetic application of the multi-stereocenter β-bromo aldehyde 7a with quaternary carbon was demonstrated in the total synthesis of Amaryllidaceae alkaloid Lycoramine.

四、含有季碳的多立體中心β-溴代醛7a在天然石蒜科生物堿-Lycor--amine全合成中的應(yīng)用研究欧美视频日。

The target compound 1 was successfully prepared via esterification, reduction, bromization and cyanation processes by using L--malic acid (2), which is an inexpensive and easily available starting material. The overall yield was 56.7%.

以廉價亚洲图片无码、易得的L--蘋果酸為起始原料，經(jīng)酯化日韩毛片色哟哟一区二区三区四区五区、還原性色av不卡无码中文字幕、溴代和氰化四步反應(yīng)得到目標(biāo)化合物-4-氰基-3-羥基丁酸乙酯，合成總收率為56.7%伊人av导航。

Methyl-2,3,5,6-tetrafluoro-benzene methanol was synthesized by chlorination, acylation, fluorination, esterifica- tion, reduction, bromization, reduction from terephthalic acid. Tefluthrin was obtained from-(1RS,3RS)-3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl cycolpropa-necarboxylate acid by reacting with 4-methyl-2,3,5,6-tetrafluoro-benzene methanol.

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The second part is about that five-membered rings compounds were synthesised using aromatic aldehyde,α-bromoketone and imine ester in the present of zinc power.

2以芳香醛国内色色色色色色，α-溴代苯乙酮與氨基酸酯亞胺類化合物在金屬鋅粉的作用下，生成一系列的四氫吡咯化合物国产爱V精品91久久一区二区。

Titanium silicalite 1(TS 1)with different crystal size s were synthesized in the system of TPABr n butylamine by adjusting the formation of gel and the method of crystallization.

在四丙基溴化銨正丁胺體系中合成不同晶粒大小的TS 1沸石在线观看网站人成，采用IR、XRD UV Vis欧美精品你懂的在线观看、SEM黄色视频啊啊啊啊、2 7AlMASNMR對其進(jìn)行表征，并以丙烯環(huán)氧化反應(yīng)為探針考察其催化性能国产91免费在线播放。

They are derived from the condensation of salicylaldehyde with naphthalidine, 2-cyano-4-chloroaniline, o-Toluidine, N-aminoethylmorpholine, benylamine, butylamine, cyclopentylamine and 3-carboxysalicylidene with N-aminoethylmorpholine, benylamine, 2-hydroxyaminoethylamine, ethylenediamine, respectively.

得到了HL1强奸妹子国产系列、HL2和HL3配體的單晶；培養(yǎng)出了HL3～HL6欧欧美一级a视频、H2L11的Cu配合物91视频最新域名，HL7～H2L11的Co配合物和H2L11的Ni配合物的單晶。此外99热精品在线免费观看，以5-溴水楊酸(5-bsa)中文字幕视频精品免费黑人、2-氨基苯甲酸(2-aba)、六次甲基四胺等為原料工口无遮挡免费视频网站，合成了3種過渡金屬Ag配合物一级毛片高清网站，并培養(yǎng)出了其單晶。

RESULTS: Treated for a same period （3 d）, the inhibitory effect of MG132 on PC12 ceil proliferation enhanced with the increment of the concentration of MG132（0, 1, 2.5, 5, 10, 20 μmot/L）.

用不同濃度的MG132處理PC12細(xì)胞3d欧美第一黄片二区，通過3-（4在线国产一区，5-二甲基噻唑-2）-2，5-二苯基四氮唑溴鹽微量比色法檢測MG132對PC12細(xì)胞增殖的影響亚洲最大的黄色止，通過姬姆薩染色法和流式細(xì)胞術(shù)檢測MG132對PC12細(xì)胞凋亡的影響。