次乙基乙酸 的英文怎麼說
中文拼音 [cìyǐjīyǐsuān]
次乙基乙酸
英文
ethyleneacetic acid-
In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。The results show that the chemosensor exhitits selective fluorescent quenching in the presence of aromatic organic acid in acetonitrile solution, and that the binding ability of the chemosensor with organic acid is in the order of p - cyanic - benzyl acid > p - chloric - benzyl acid > p - methoxyl - benzyl acid > benzyl acid
結果表明,所合成的熒光分子在乙腈溶液中能選擇性識別芳香族有機酸,表現出熒光淬滅現象,其與有機酸絡合能力的大小依次為:對氰基苯甲酸對氯苯甲酸對甲氧基苯甲酸苯甲酸。In this paper we studied the intercalation behavior of a new host matrix of x = l of zirconium proline - n - mtthyl phosphonate - phosphate ( a - zpmpp ), we successfully introduced butylamine heptylamine decanylamine ethanolamine diethylenetriamine ( 2e3a ) triethyleneteriamine ( 3e4a ) and tetrathyleneoctamine ( 4e5a ) guest molecules into a - zpmpp interlayer space. the intercalation complex were characterized by ir spectrum x - ray diffraction and tg - dsc thermal analysis, it has been found that a - zpmpp possess different intercalation behavior from a - zrp. because of the bulk of proline group, it affected the amount of guest molecule, mono - alkylamine form mono - molecule layer in the interlayer space, butylamine, decanylamine and ethanolamine form mono - layer and the carbon chain form 90 degree ordered assembly with the zirconium floor of a - zpmpp, every host molecule absorbed 0. 5 guest molecule
本文報道首次以x ? l的層狀(脯氨酸十一甲基磷酸一磷酸氫)鉛( a zpmpp )為主體底物,成功地將客體分子:正丁胺、正慶胺、正癸胺、乙醇胺、二乙烯三股、三乙烯四胺、四乙烯五股插入層狀化合物a zpmpp的層間,通過紅外光譜( ir ) 、 x射線衍射( xrd ) 、熱重分析( tg dsc )等手段對插層復合物進行結構表徵,結果表明: x ? l的層狀(脯氨酸件一甲基磷酸一磷酸氫)鉛具有不同於無機磷酸結的插層性能,由於層間脯氨酸基團的體積較大,影響客體分子進入的數量,胺分子在層板間取單層排列。In order to find replacer for metronidazole and drug selection. some diesters or esters of acids containing nitrogen with metronidazole were designed and synthesized, which have difference in water - solubility. metronidazole was reacted with the corresponding amino or imino multi - carboxylic acid compounds in the presence of acetic anhydride or thionyl chloride or dcc. the intermediate of nitrilotriacetic acid with ac
為尋找羥乙基甲硝唑的替代物,分別採用酸酐法酰氯法或dcc法,將氨基羧酸與羥乙基甲硝唑反應,得到5個親水性不同的單酯或二酯,用ms譜確證了次氨基三乙酸與乙酸酐反應的中間物,並對得到的酯的The main results of this work are summarized as follows : 1. for the first time, biomimetic bulk acoustic wave ( baw ) sensors based on the molecularly imprinted polymers ( mips ) were fabricated and applied to the determination of phenobarbital and pyrimethamine in organic and aqueous solution, respectively
採用非共價印跡技術以-甲基丙烯酸為功能性單體、乙二醇二甲基丙烯酸酯為交聯劑首次制備了液相分子印跡體聲波仿生傳感器,並分別在有機相和水相中測定了藥物苯巴比妥和乙胺嘧啶。In this dinuclear complex, it is worthy of notice that the source of tridentate chelate atoms ( 1n2o ) of ida is different from that of the reported complex
合成過程中,我們還首次得到了與1 , 10 -鄰菲咯啉及亞氨基二乙酸( ida )絡合的銅的不對稱雙核配合物晶體。The results indicated that montmorillonite was intercalated by polyacrylic acid molecular. section two : preparation of polyacrylic acid / acrylamide / montmorillonite ( paa / am / mmt ) water absorbent hybrid by aqueous solution intercalated polymerization high water absorbent polyacrylate copolymer was prepared by aqueous solution intercalated copolymerization. in this reaction, the monomers were the partially neutralized acrylic acid ( aa ) and acryl amide ( am ) ; the cross - linking agent was diacryl ethylene ( egda )
第二節溶液插層共聚制備聚丙烯酸鹽/丙烯酰胺/膨潤土雜化吸水材料及其性能研究首次利用溶液插層共聚制備了二丙烯酰基乙二醇酯( egda )交聯的聚丙烯酸鹽/丙烯酰胺/膨潤土( paa / am / mmt )雜化吸水材料。The ratio of tetraethyloxysilane ( teos ) : ethanol : distilled water is 1 : 3 : 4. n - n " dimethyl formamide ( dmf ) was used as solvent and drying control chemical additive ( dcca ) in a proportion of 0. 3 dmf / ethanol volume ratio. drops of hf / hc1 mixture acid was added to promote hydrolysis ( ph = 2 )
溶劑的選擇對基質凝膠孔的形狀基本沒有影響,但對其孔徑分佈有較大影響:在hf / hci混合酸催化情況下, dmf溶劑的樣品孔徑最小, dmf /乙醇混合溶劑的其次,乙醇溶劑的樣品孔徑最大。2. the preparation of biomimetic bulk acoustic wave sensors for phenylalanine, atropine and pesticide 2, 4 - dichlorophenoxyacetic acid based on the electrosynthesized molecularly imprinted polymers using o - aminophenol, o - phenylenediamine as monomers is first proposed
用電化學方法以鄰苯二胺、鄰胺基酚為單體,首次現場制備了苯丙氨酸、阿托品、殺蟲劑2 , 4 -二氯苯氧基乙酸的分子印跡體聲波傳感器。In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,
本研究首次提出了以納米級磁性fe _ 3o _ 4粒子為核心,苯乙烯( st ) ?丙烯酸( aa )共聚物為高分子殼層,合成了表面帶羧基的磁性高分子復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯基團,該基團可以與游離酶的氨基形成肽鍵,從而將游離酶固定化。Carboxyethyl ( phenyl ) phosphinic acid with the yield of 69. 2 % was synthesized from phosphorous trichloride, benzene, sodium chloride and acrylic acid
以三氯化磷、苯、三氯化鋁、氯化鈉、丙烯酸為原料合成了阻燃劑2 -羧乙基苯基次磷酸,收率69 . 2 % 。Test method for determination of nitrilotriacetates in detergents
洗滌劑中測定次氮基三乙酸酯的試驗方法To ec - based electrolyte, the presence of cs _ 2 has a very positive impact on the cyclic performance of the mcmb electrodes used. after 50 cycles, the specific capacity of the li / mcmb battery increased by 5 % compared with the capacity of the first discharge. the specific capacity of li / mcmb battery decreased by 3 % in the electrolyte without cs _ 2
對于碳酸乙烯酯基電解液,加入二硫化碳后, mcmb電極的循環性能得到改善, 50次循環, li / mcmb電池的比容量在首次放電容量的基礎上增加5 % ,而無添加劑二硫化碳的電池比容量衰減3 % ;二硫化碳加入還改善了li / mcmb電池的倍率特性。分享友人