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imidazole n.【化學】咪唑,異吡唑。

imide

Abstract : an imidazole - catalyzed acylation method of phthalic anhydride is applied to the determination of hydroxyl values of reinforcing agent is211 . the analytical error is 5 . 0 10 - 3 . the relative standard deviation of the method is less than 0 . 04 and its coefficient of variation is not more than 5 . 0 10 - 3 . hydroxyl values determined in different batch samples meet the design requirement completely . this method is rapid and simple , it is adaptable to conventional analysis 文摘:以咪唑催化鄰苯二甲酸酐酰化的方法測定增強劑is211的羥值,準確度高,分析誤差為5 . 0 10 - 3 ;方法精密度好,標準偏差小于0 . 4 ,變異系數不大于5 . 0 10 - 3 ,測定不同批號試樣的羥值完全符合商標值,方法快速、簡便,適用于常規分析。

The results shows that the vitro expressed protein of n gene by recombinant plasmid vector in the e . coli maintains anigenicity of tgev the recombinant protein was purified acconiing to the vector self characteristic ( hisk a polyhishdine tag introduced at the amino - acid terminus of the nucleoprotein allowed for the purification of protein by nickel - chelate dsity chromataography we explored all possibilities of pedcation and gained the modified purification method . several conditions , which include diffend ph buffer and concelltheion of imidazole , were selected to purify recombinan nucleorotein 根據載體pproexhtb含有( his ) 6特點,將融合蛋白進行純化,在純化過程中經各項條件的探索,確定為在裂解液中含有1mmpmsf的條件下,分別經過2倍體積的buffera和bufferb洗脫后,再收集ph5 . 9 ,含有80mmol / l咪唑的1倍體積bufferc洗脫液,可得到純化的融合蛋白。

Shen hong - yan , tian gui - ling * , zhu wen - jiang , , ha sha , ye yun - hua ; application of depbt on the synthesis of protectide dipeptides containing histidine with unprotected imidazole group by solution method , chinese journal of chemistry , 2003 , 21 , 801 ? 804 沈鴻雁,田桂玲* ,閻愛新,賈艷,洪毅穎,葉蘊華;有機溶劑性質及其水含量對酶催化合成含d -氨基酸殘基的二肽衍生物的影響,化學學報, 2003 , 61 ( 7 ) , 1144 ? 1148

The work was composed in five parts : ( 1 ) epoxy resin / org - mmt / diethylenetriamine ( deta ) , epoxy resin / org - mmt / imidazole ( mz ) and epoxy resin / org - mmt / tung oil anhydride ( toa ) nanocomposites were prepared by in situ intercalation polymerization 所研究的內容及其結論主要包括以下五個部分: ( 1 ) xrd測試表明環氧樹脂進入了有機蒙脫土片層內,使蒙脫土層間距增大。

The fluorescence spectra of imidazole derivatives show that the exciplexes were formed between them and acetic acid , respectively . moreover the twist intramolecular charge transfer ( tict ) state was appeared in ( a - pyridyl ) benzoimidazole -吡啶基苯并咪唑可能有分子內電荷轉移的性質,而-萘基苯并咪唑和-萘基苯并咪唑表現不出來。

Ce wang , jiang h . wang , ya a . cao , chang s . chang , and jian n . yao , synthesis of a soluble diacetylene derivative with imidazole ring , polym . prep . 41 ( 1 ) , 2000 , 246 高軍波,李科,孫輝,于有海,王策,吳忠文,張萬金,改進的假高稀技術合成聚苯胺三聚體和四聚體及其紫外光譜的研究,高等化學學報, 2 , 2000 , 315

Abstract : in this paper , a imidazole - salt was synthsised and was used with a polyphenol compound to modify the dicyandiamide curing epoxy resin system 文摘:本文針對雙氰胺固化環氧樹脂時的固化溫度高,固化產物耐濕熱性差的缺點,利用自行合成的咪唑鹽和多羥基酚類化合物,對雙氰胺固化體系進行了改進。

In addition , two series of organic molecules have also been synthesized , one series is imidazole derivatives , which are formed by benzoimidazole and a - naphthyl , b - naphthyl , a - pyridyl 另一個為有機小分子發光材料,它是由9 , 9 -二[ ( 4 -碘)苯基]芴和乙烯基咔唑通過heck反應合成的。

Purine a simple nitrogenous organic molecule with a double - ring structure ? a 6 - membered pyrimidine ring fused to a 5 - membered imidazole ring 嘌呤:一種簡單的含氮有機分子,具一個雙環結構? ?六元嘧啶環融合成一個五元咪唑環。

Effect of lewis acidity and polarizability of imidazole - based chloroaluminate ionic liquids on the catalytic performance for the alkylation of benzene 酸性和極化能力對苯烷基化反應性能的影響

Surface active agents - alkoxylated derivatives - determination of hydroxyl value ; n - methyl imidazole method ; german version en 13926 : 2003 表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法

Nonlinear optical properties and conformational study on molecular recognition of imidazole derivatives by chiral zinc porphyrins 手性鋅卟啉的非線性光學性質及對咪唑類客體分子識別的構象研究

Synthesis of 2 - 4 - substituphenyl - 4 , 5 - bis 4 - methylphenyl imidazole derivatives and its photophysical characteristic of two - photon absorption 三苯基咪唑類化合物的合成及其雙光子特性

Study on recognition of imidazole derivatives by chiral amino acids linked porphyrins and circular dichroism spectroscopy 手性鋅卟啉對咪唑類客體的分子識別及圓二色光譜的研究

Synthesis of chiral zinc porphyrin and its thermodynamic study of coordination reactions with substituted imidazoles 手性鋅卟啉的合成及其與咪唑類配體配位反應熱力學研究

Study on the interfacial coordination of copper ion to the imidazole - terminated self assembled monolayers on gold electrodes 含咪唑烷基硫醇自組裝膜界面銅離子配位研究

Studies on molecular recognition of imidazole derivatives by novel chiral tyrosine tetraphenylporphinatozinc complex 新型手性酪氨酸卟啉鋅對咪唑類客體的分子識別研究

Surface active agents - alkoxylated derivatives - determination of hydroxyl value - n - methyl imidazole method 表面活性劑.烷氧基化衍生物.羥基值的測定. n -甲基咪唑法

Surface active agents - alkoxylated derivatives - determination of hydroxyl value - n - methyl imidazole method 表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法