The results showed that the soil catalase and dehydrogenase activities, soil microbial biomass N and microbial biomass C were restrain somewhat by four acetanilide herbicides at the beginning of cultivation, but can recover soon.

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By the reactions ofα-acylamino ketene--acetals and oxalyl chloride, a serie of pyrrolidinetriones were prepared.

通過(guò)α-酰胺基二硫縮烯酮和草酰氯的反應(yīng)欧美一级黄片a片，成功制備了一系列吡咯烷酮類(lèi)化合物。

Ingredients: Water,Lauric Acid,Myristic Acid,Stearic Acid,Propylene Glocol,Potassium Hydroxide,Cocamidopropyl Betaine,Starch Hydroxypropyltrimnium Chloride,Sodium Laureth Sulfate,Glycol Distearate,Lavandula Angustifolia Oil,Creatine,Tetrasodium Edta,Perfume,Dmdm Hydantoin.

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To improve the yield of an Amide-type Tripodal Ligand and investigate its coordination with rare earth ion under mild condition,a series of Amide-type Tripodal Ligands(L1—L4) have been prepared by the reactions of nitrilotriacetic acid and oxalyl chloride with four kinds of amides,respectively.

為了提高酰胺型三腳架型配體的產(chǎn)率黄色免网站，進(jìn)一步研究其與稀土離子的配位形式及配合物的熒光性能第四色激情小说，以氨三乙酸為母體，草酰氯為氯化試劑www.669aaa.com，與4種胺在較溫和的條件下合成了具有三腳架型結(jié)構(gòu)的配體(L1—L4)，并考察了實(shí)驗(yàn)條件国产青榴社区久久精品、反應(yīng)溫度操摸插人人、反應(yīng)體系溶劑、縛酸劑国产又紧又粗又黄又爽视频网站、反應(yīng)時(shí)間及催化劑對(duì)反應(yīng)產(chǎn)率的影響直接看的av网站免费观看。

Reaction of 9-bromofluorenewith diethyl malonate and sodium carbonate gives diethyl 2-(9-Fluorenyl)malonate.Aminolysis of diethyl 2-(9-Fluorenyl)malonate in ethylenediamine and propylene diamine give〓 and 〓, respectively.〓 and 〓 were synthesized by the reaction of 9-bromofluorene with oxalyl bisethylenediamine. Copper and nickel complexes of 〓 and 〓 were obtained by the reaction of 〓 and 〓 with copper and nickel salt, respectively, in aqueoussolution and extrusion of two hydrogen ions from the amide groups.

使9-溴芴與丙二酸二乙酯在無(wú)水碳酸鈉存在下反應(yīng)合成出2-(9-芴基)丙二酸二乙酯。2-(9-芴基)丙二酸二乙酯在乙二胺中胺解得到配體〓韩国三级电影网站，2-(9-芴基)丙二酸二乙酯在1a级黄色的网站，2-丙二胺中胺解得到配體〓，使9-溴芴與草酰二乙二胺作用得到配體〓和〓與相應(yīng)的金屬鹽作用分別得到它們的銅国产精品综合久久久久久久免费、鎳配合物哪里看日韩无码黄片。

Kinetic spectrophotometric method for the determinationof trace nitrilotriacetic acid;2. To improve the yield of an Amide-type Tripodal Ligand and investigate its coordination with rare earth ion under mild condition,a series of Amide-type Tripodal Ligands(L1—L4) have been prepared by the reactions of nitrilotriacetic acid and oxalyl chloride with four kinds of amides,respectively.

為了提高酰胺型三腳架型配體的產(chǎn)率，進(jìn)一步研究其與稀土離子的配位形式及配合物的熒光性能外国毛片931网站，以氨三乙酸為母體黄色视频大全免费，草酰氯為氯化試劑，與4種胺在較溫和的條件下合成了具有三腳架型結(jié)構(gòu)的配體(L1—L4)色哟哟网站十区，并考察了實(shí)驗(yàn)條件最色A片视频、反應(yīng)溫度91黄色片免费看、反應(yīng)體系溶劑、縛酸劑久久久久久精品、反應(yīng)時(shí)間及催化劑對(duì)反應(yīng)產(chǎn)率的影響jjj无码高清。

RESULTS: 12 compounds were isolated and identified as aurantiamide acetate (1), aurantiamide benzoate (2), physcion (3), scopoletin (4), vanillin (5), coniferyl aldehyde (6), syringaldehyde (7), syringic acid (8), luteolin (9), apigenin (10), azelaic acid (11), dotriacontanic acid (12), respectively.

結(jié)果：從羊耳菊全草的氯仿和乙酸乙酯部分共分離得到12個(gè)化合物，分別鑒定為橙黃胡椒酰胺乙酸酯(1)欧美激情A片在线播放，橙黃胡椒酰胺苯甲酸酯(2)91最新国精品自产拍，大黃素甲醚(3)，東莨菪亭(4)免费色色的网站，香草醛(5)一级免费ww视频，松柏醛(6)，丁香醛(7)找一个黄色的网址能看毛片视频的，丁香酸(8)青草线观看免费观看视频，木犀草素(9)，芹菜素(10)亚洲图片国产精品一区二区，壬二酸(11)丰满美女视频一区二区三，三十二烷酸(12)。

Metal complex and metallomicelle as model compounds for artificial enzyme have been widely and extensively studied. In this dissertation, a series of homo- and hetero-dinuclear oxamido-bridged complexes have been synthesized, and the catalytic hydrolyses of carboxylic acid esters and phosphate by these complexes have been systematically investigated, and the catalytic mechanisms have also been dissected.

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This dissertation aims at finding anticancer and antibacterial polynuclear complexes targeting DNA with high activity and low toxicity. Sixteen compounds were synthesized, and characterized by means of X-ray single crystal diffraction, elemental analysis, molar conductivity and IR, and the influencing factors on structures of the compounds have been investigated. The actions of these compounds to DNA were also investigated by spectral, electrochemical and hydromechanical methods.

本論文以DNA為靶點(diǎn)经典18岁黄片，以尋找新結(jié)構(gòu)類(lèi)型的高效、低毒的抗癌操屄无码、抗菌多核配合物為目標(biāo)黄色免费的网址，從分子設(shè)計(jì)出發(fā)，共合成得到了16個(gè)化合物的單晶結(jié)構(gòu)欧美丰满熟妇性XXXX，對(duì)其進(jìn)行了結(jié)構(gòu)表征国产美女人人操，探討了結(jié)構(gòu)影響因素，并研究了其超分子結(jié)構(gòu)麻豆高中生第一次破处；采用紫外-可見(jiàn)吸收光譜法免费在线中文字幕、熒光光譜法、電化學(xué)和粘度法色区综合色区视频无码系列，從分子水平上研究了所得配合物與DNA的相互作用人人摸人人爽一及片；在細(xì)胞水平上，研究了草酰胺橋聯(lián)雙核配合物的抗菌和抗腫瘤活性。

In view of reasons above, two kinds of copper precursors with extended oxamido-bridge structre have been designed and synthesised.

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