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氨基

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A novel isomer of furazano energetic compound 3,4-diaminofurazanofuroxan was synthesized by the dimeric ring-close reaction of transitional intermediate 3-amino-4-cyanofurazan oxide after the energetic compound 3-amino-4-chloroximinofurazan was treated with diluent alkali at low temperature, The yield of DAFF isomer could be over 66.3% and its single crystal was cultivated.

将含能化合物3-氨基-4-氯肟基呋咱在低温下用稀碱处理后发生过渡中间体3-氨基-4-氰基呋咱氧化物的二聚关环反应合成了新型呋咱类含能化合物3,4-二氨基呋咱基氧化呋咱异构体,产率达66.3%。

A series of diazonium salts of 4-(N-methyl-N-phenylamino)-3-amino-1,8-naphthalic anhydride 5a, its naphthalimide derivative 5b, and 5e were designed and synthesized,and it was the first time to discover that aromatic radical-induced intramolecular aromatic 1, 5-hydrogen transfer was also involved in the nitrogen-contianed system during Pschorr cyclization.

实验设计合成了4--3-氨基-1,8-萘酐的重氮盐5a、其衍生物N-丁基-4--3-氨基-1,8-萘酰亚胺的重氮盐5b和N--4--3-氨基-1,8-萘酰亚胺的重氮盐5c,并首次发现了通过普朔尔环化反应以氮甲基化的氮为桥原子的体系存在着芳香自由基诱导的芳香1,5-氢转移。

In one embodiment, the invention is a system for initiating free radical polymerization comprising: a in one part, one or more amido-borate compounds containing one or more anionic amido-borate moieties comprising an organoborate wherein the boron atom is bonded to a nitrogen atom of ammonia or an organic compound containing one or more nitrogen atoms, such as a hydrocarbyl amine, a hydrocarbyl polyamine, or an aromatic heterocycle containing one or more nitrogen atoms and optionally containing one or more heteroatoms or heteroatom containing functional moieties, and one or more cationic counter ions and b in a second part, a liberating compound which reacts with the nitrogen atom bound to the boron atom upon contact with the amido-borate to form an organoborane radical.

在一个实施方案中,本发明是引发自由基聚合的体系,包括:a在一个部分中,一种或多种含有一个或多个包含有机硼酸根的阴离子酰氨基-硼酸盐部分和一个或多个阳离子抗衡离子的酰氨基-硼酸盐化合物,其中的硼原子键合到氨的氮原子或含一个或多个氮原子的有机化合物,例如烃基胺、烃基聚胺或含一个或多个氮原子和任选含一个或多个杂原子或含杂原子的官能部分的芳族杂环的氮原子上,和b在第二部分中,在与酰氨基-硼酸盐接触时与键合到硼原子上的氮原子反应形成有机硼烷基团的释放化合物。

In our paper,1-hexylcarbamoyl-5-fluorouracils and1-cyclohexyl-carbamoyl-5-fluorouracils were prepared through 5-fluorouracil reacting with hexyl isocyanate or cyclohexyl isocyanate by using dimethylaminopyridine as the catalyst.

以5-氟尿嘧啶(5-FU)、正己基异氰酸酯和环己基异氰酸酯为原料,在N,N-二甲氨基吡啶的催化下,通过N-脲化反应制成1-己基氨基甲酰基-5-氟尿嘧啶及1-环己基氨基甲酰基-5-氟尿嘧啶。

A new inequilateral organic polyamine, 2-aminoethyl-bi(3-aminopropyl)amine, was synthesized by the additional and hydrogenation reaction of aminoacetonitrile with acrylonitrile.

利用氨基乙腈及丙烯腈的亲核加成、氢化反应合成了一种新的不等臂有机多胺化合物2-氨基乙基-二(3-氨基丙基)胺。

Using 9 fluorenylmethylchloroformate as a pre column derivatising agent, nine aromatic amines ( o toluidine, 4 chloro o toluidine, aniline, 2,4,5 trimethylaniline, p cresidine, p chloroaniline, 4 aminodiphenyl, o anisidine, 2 naphthylamine,) are separated and a quantitative analysis method is studied by means of RP HPLC.

以氯甲酸 9 芴基甲酯为柱前衍生试剂,对 9种单环芳香胺(邻甲苯胺、4 氯邻甲苯胺、苯胺、2 ,4 ,5 三甲基苯胺、3 氨基对甲苯甲醚、对氯苯胺、4 氨基联苯、邻氨基苯甲醚、2 萘胺)进行了高效液相色谱分离和定量分析方法研究。

The effect of progesterone could be potentiated by GABA A receptor agonist muscimol and antagonized by GABA A receptor antagonists bicuculline and picrotoxin as well as GABA B receptor agonist baclofen. The effect of progesterone and the actions of these drugs mainly manifested in the concentration range of progesterone 0 01~0 05 μmol/L.

该作用可被氨基丁酸A受体激动剂蝇蕈醇加强,被氨基丁酸A受体拮抗剂荷包牡丹碱和印防己毒素以及氨基丁酸B受体激动剂巴氯芬阻断,而且孕酮的效应以及各药物对其的影响均集中在0.01~0.05 μmol/L孕酮浓度中较为明显。

The invention discloses an antibody against cattle piron and method for preparation, wherein the antibody is obtained by using polypeptide selected from the following polypeptide family as the antigen immunological animal, said polypeptide family is formed by the following polypeptides,(1) polypeptide of the amino acid residue sequence 1 in the sequence table,(2) polypeptide obtained by removing 1-24 amino acid residues continuously from No.

本发明所提供的制备牛朊病毒抗体的方法,是以选自下述多肽家族之一的多肽为抗原免疫动物得到的抗体;所述多肽家族由以下多肽组成:1具有序列表中序列1的氨基酸残基序列的多肽;2从序列1的自氨基端第1位氨基酸残基开始向羧基端连续去除1至24个氨基酸残基,和/或从序列1的自氨基端第264位氨基酸残基开始向氨基端连续去除1至23个氨基酸残基得到的多肽。

Synthesis of target compounds namely: to vanillic acid as the starting material with methanol under reflux conditions for 4 - hydroxy -3 - p-methyl, then ether, and nitration, reduction, cyclization reaction 6 - methoxy -7 - benzyloxy-quinazoline -4 - one, and then by the chloride in place of aniline, benzyloxy-off, such as etherification reaction of the target compounds; target compounds with the second and third occurrence of substitution reactions of amines by the TM1, that is, 4 - amino-benzene -6 - methoxy -7 - [2 - hydroxy -3 -(N, N-diethyl amino) oxy c] quinazoline; with ether occurred Ornidazole reaction of TM2, namely, 4 - amino-benzene -6 - methoxy -7 - [2 - hydroxy -3 -(2 - methyl -5 - nitroimidazole) C oxy] quinazoline.

本论文以嘌呤类似物喹唑啉为母核,分别在其4位和7位引入结构多样的取代苯氨基和柔性侧链,设计了一系列4-取代苯胺基-6-甲氧基-7-(2-羟基取代丙氧基)喹唑啉类化合物。目标化合物的合成即:以香草酸为起始原料,与甲醇回流条件下得到4-羟基-3-甲氧基苯甲酸甲酯,然后经过醚化、硝化、还原、环合反应得到6-甲氧基-7-苄氧基喹唑啉-4-酮,然后再经氯化、取代苯胺、脱苄氧基、醚化等反应得到目标化合物;目标化合物与二乙胺发生胺取代反应得到了TM1,即4-苯氨基-6-甲氧基-7-[2-羟基-3-丙氧基]喹唑啉;通过与奥硝唑发生醚化反应得到TM2,即4-苯氨基-6-甲氧基-7-[2-羟基-3-(2-甲基-5-硝基咪唑)丙氧基]喹唑啉。

The tautomerization and decomposition channels of amino-tetrazoles,mainly 5-amino-tetrzole and 1,5-diamino-tetrzole,were reviewed.

氨基四唑的多种分解和异构途径进行了综述,主要介绍了5-氨基四唑和1,5-二氨基四唑异构和分解的国内外研究现状。

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。