亚胺
- 与 亚胺 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Alkylamine reaction with dialkyl cyanodithioiminocarbonate was catalyzed by quaternary ammonium salts at room temperature to yield 3-alkylamine-5-amino-1,2,4-triazole in good quality and high yields. After imidization and reaction with an α,β-unsaturated acid derivative, the reaction intermediate was hydrolyzed in the presence of a Lewis acid to obtain the target product.
烷基胺与氰基亚胺硫代二甲酯在季氨盐催化作用下得到质量好、收率高的3-烷氨基-5-氨基-1,2,4-三氮唑,进一步经过亚胺中间体并与α,β-不饱和酸酯作用后,中间产物在Lewis酸催化作用下水解得到三唑嘧啶酮。
-
2A series of alternating polyamide-imideswith fluorenyl cardo structure was synthesized by "one-pot" polycondensation of cardo diamines,trimellitic anhydride and various aromatic diamines including p-phenylene diamine,m-phenylene diamine, 4,4\'-oxydianiline,3,4\'-oxydianiline,2,2-bis[4-(4-aminophenoxy)phenyl]propane, 2,2-bis[4-(3-aminophenoxy)phenyl]propane respectively using triphenyl phosphite as condensing agents.
采用"一锅法"(One—pot Synthesis),由Cardo二胺、偏苯三酸酐和不同二胺包括对苯二胺、间苯二胺、4,4\'—二氨基二苯醚、3,4\'—二氨基二苯醚、2,2—双[4—(4—氨基苯氧基苯基]丙烷和2,2—双[4—(3—氨基苯氧基)苯基]丙烷合成了一系列含有芴基Cardo结构的交替聚酰胺酰亚胺。
-
At present, the products have three series: 1, enamelled round copper wire flat Series: Polyester enameled wire, enameled wire modified polyester, polyester-imide / polyamide-imide enameled wire, such as composites.
目前,产品有三大系列:一、漆包圆、扁铜线系列:聚酯漆包线、改性聚酯漆包线、聚酯亚胺/聚酰胺酰亚胺复合漆包线等。
-
Schiff base mainly refers to contain amine or azomethine of the group of a class of organic compounds, usually Schiff base by the amine and condensation from carbonyl activity.
席夫碱主要是指含有亚胺或甲亚胺特性基团的一类有机化合物,通常席夫碱是由胺和活性羰基缩合而成。
-
Schiff base is the Types of organic compounds which contain C-N double bond of the imine or azomethine group characteristics.the early research focus on Amine Schiff base reduction.
席夫碱主要是指含有碳氮双键的亚胺或甲亚胺特性基团的一类有机化合物,早期的研究一般为缩胺类席夫碱。
-
This structure is unstable,and the proton is transferred from C6 to the sulfone to yield the bicyclic end product.
烯胺反应物也可先通过噻唑环内的氢迁移得到亚胺式反应物,从而得到亚胺式双环产物。
-
Further aza-Wittig reactions of iminophosphorane 3 with aromatic isocyanates gave the carbodiimide s 4, which were reacted with secondary amines to give 2-dialkylamino-thieno[2,3-d]pyrimidin-4(3H)-ones 6 in the presence of catalytic amounts of EtO-Na+ in 58%~82%.
应用膦亚胺3与芳基异氰酸酯的氮杂Wittig反应,生成的碳二亚胺4,再与仲胺作用得到中间体5,而后在醇钠的催化下关环制得2-二烷氨基噻吩并[2,3-d]嘧啶-4(3H)-酮衍生物6,产率为58%~82
-
2A series of alternating polyamide-imideswith fluorenyl cardo structure was synthesized by "one-pot" polycondensation of cardo diamines,trimellitic anhydride and various aromatic diamines including p-phenylene diamine,m-phenylene diamine, 4,4\'-oxydianiline,3,4\'-oxydianiline,2,2-bis[4-(4-aminophenoxy)phenyl]propane, 2,2-bis[4-(3-aminophenoxy)phenyl]propane respectively using triphenyl phosphite as condensing agents.
采用&一锅法&(One—pot Synthesis),由Cardo二胺、偏苯三酸酐和不同二胺包括对苯二胺、间苯二胺、4,4\'—二氨基二苯醚、3,4\'—二氨基二苯醚、2,2—双[4—(4—氨基苯氧基苯基]丙烷和2,2—双[4—(3—氨基苯氧基)苯基]丙烷合成了一系列含有芴基Cardo结构的交替聚酰胺酰亚胺。
-
2A series of alternating polyamide-imideswith fluorenyl cardo structure was synthesized by "one-pot" polycondensation of cardo diamines,trimellitic anhydride and various aromatic diamines including p-phenylene diamine,m-phenylene diamine, 4,4\'-oxydianiline,3,4\'-oxydianiline,2,2-bis[4-(4-aminophenoxy)phenyl]propane, 2,2-bis[4-(3-aminophenoxy)phenyl]propane respectively using triphenyl phosphite as condensing agents.
采用&一锅法&O(来源:88AB57C论文网www.abclunwen.comne—pot Synthesis,由Cardo二胺、偏苯三酸酐和不同二胺包括对苯二胺、间苯二胺、4,4\'—二氨基二苯醚、3,4\'—二氨基二苯醚、2,2—双[4—(4—氨基苯氧基苯基]丙烷和2,2—双[4—(3—氨基苯氧基)苯基]丙烷合成了一系列含有芴基Cardo结构的交替聚酰胺酰亚胺。
-
Drug sensitive test and three-dimensional test220 strains of Pa were isolated from hospitalized patients between 2003 and 2007. K-B method was used to tested the susceptibility of 10 different antibiotics. IRPa was screened by testing the minimal inhibitory concentration of imipemem by using agar diluiion method.The susceptibility of these IRPa to the antibiotics was analysised. Three-dimensional test was used to identify the different kinds of beta lactamases from 220 strains of Pa.2.Carbarpenems hydrolytic enzyme genes and oprD2 gene were detectedamong the selected IRPa strains, PCR method was performed to detect carbapenemase genes which included GES、KPC、SPM、VIM、IMP、GIM gene and the oprD2 gene;Multiplex PCR were used to detect OXA genes and plasmid-mediated AmpC beta lactamase genes; The expression of the chromosomal AmpC beta lactamases and oprD2 genes in IRPa strains were analyzed by Real-time PCR.3.Identification and characterization of integronsIntegrase gene was detected by PCR, and the classification of integrons was performed by using restriction fragment length polymorphism.PCR was performed to detect the qacE△1-sull gene,and the gene cassetes which are located at variable region of integrons in the strains were detected to be positive.
方法1、药敏实验和三维实验收集2003~2007年临床分离的220株Pa,对这些菌株采用K-B法测定10种临床常用抗生素的药敏情况,同时采用琼脂稀释法检测亚胺培南的最低抑菌浓度(Minimal inhibitory concentration,MIC),筛选出对亚胺培南耐药的铜绿假单胞菌,并分析其对其它抗生素的药物敏感率;采用三维实验的方法分析220株Pa产β内酰胺酶的类型。2、碳青霉烯类水解酶和oprD2蛋白的检测针对鉴定的IRPa菌株,采用普通PCR方法检测具有碳青霉烯水解作用的β内酰胺酶耐药基因(GES、KPC、SPM、VIM、IMP、GIM基因)和oprD2基因,采用多重PCR的方法检测OXA型基因和质粒携带的AmpC酶基因,用荧光定量RT-PCR方法检测oprD2蛋白基因表达情况;同时对产AmpC酶的Pa(25株,含IMP耐药和敏感株)用RT-PCR方法检测AmpC酶基因的表达量情况。3。
- 推荐网络例句
-
The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
-
This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
-
The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力