arom相关论文
New Solution Method of Pi-Orbital Axis Vector and Its Applications in Fullerenes and Carbon Nanotube
A new solution method to perform the pi-orbital axis vector analysis was developed in this paper. The model of circular ......
Crystal structure and dielectric property of supramolecular macrocyclic[(NDPA).(18-crown-6)]~(2+)·(D
One novel organic-inorganic hybrid supramolecular assemblies |(NDPA)(18-crown-6)]~(2+)(DMA)~+·3ClO_4~-(1),has been succ......
A series of acridine-1,2,3-triazole derivatives were designed, synthesized and characterized by NMR. 1-(2-methylacridiny......
Two new compounds named as 3b 12 16-trihydroxy-6 8 11 13-abietatrien(1) (8R 80S)-4 40 8-trihydroxyl-3 30-dimethoxyl-90-l......
Synthesis,Crystal Structure and Biological Activity of 8-((4-((2,3-diaminopyridin-4-yl)oxy)-3-fluoro
The new title compound 8-((4-((2,3-diaminopyridin-4-yl)-oxy)-3-fluorophenyl)-amino)-2-(4-fluorophenyl)-3-methyl-2,7-naph......
A new quinolizidine alkaloid, 3-(4-hydroxyphenyl)-4-(3-methoxy-4-hydroxyphenyl)-3, 4-dehydroquinolizidine (1), was isola......
Structure Prediction Based on Hydrophobic to Hydrophilic Volume Ratios in Small Molecule Amphiphilic
The structure type for the crystal of 4,4’-bis-(2-hydroxy-ethoxyl)-biphenyl 1 has been predicted by using the previousl......
The reaction of zinc carbonate with o-phthalic acid and imidazole in an aqueous-alcohol solution led to the formation of......
Spectroscopic characterization of mechanisms of oxidation of Phe by SO_4~- radical: A pulse radiolys
By using time-resolved kinetic spectrophotometry and pulse radiolysis technique, the oxidation of Phe by SO4- radical ha......
Partition coefficient difference of benzocarba-zole isomers between oil, water and mineral phase makes them a useful ind......
Nitroaromatic compounds were reductively metabolized to the corresponding amine compounds via the intermediate hydroxyla......
The title compound bis-9-fluorenylmethylphenyl silane (C33H26Si, Mr = 450.63) was synthesized and its structure has been......
Commercial Application of RMC Technology in the 1.5 Mt/a Hydrocracking Unit at Shanghai Petrochemica
The RMC technology developed by RIPP has been applied in a 1.5 Mt/a medium pressure hydrocracking unit at Shanghai Petr......
As the phase transfer catalyst (PTC) is one of most important catalysts in organic synthesis. Here, we represent initial......
Solvent-free Mechanochemical and Liquid-phase Reaction of [60]Fullerene with Ethyl 2-Diazopropionate
The solvent-free mechanochemical reaction and the liquid-phase reaction of C60 with ethyl 2-diazopropionate prepared in ......
The gas phase reaction mechanism of Cl2 + I2 = 2ICl has been theoretically investigated by DFT method at the B3LYP/3-21G......
The crystal structure of 2-nitrophenyl N,N-bis(2-chloroethyl)-N-(4-methylben- zene-sulfonamino)ethyl-phosphorodiamidate ......
Synthesis,Crystal Structure and Photoluminescence of [Gd(C_6NO_2H_5)_3-(H_2O)_2]_(2n)·(nH_5O_2)(nHgC
A heterometallic 4f-5d inorganic-organic metal-isonicotinato hybrid Gd(C6NO2H5)3-(H2O)22n·(nH5O2)(nHgCl5)(2nHgCl4)·(2n......
Synthesis and Crystal Structure of a New Cadmium(Ⅱ) Polymer with One-dimensional Chain Structure:[Cd
A new metal-organic coordination polymer [Cd(5-hip)(phen)]n·nH2O 1 has been hydro-ermally synthesized and characterized......
Synthesis, Crystal Structure and Electrochemical Properties of [Ni(phen)_3]·(m-nitrobenzoic acid)_2·
A new nickel(II) coordination complex [Ni(phen)3]·(m-nitrobenzoic acid)2·(H2O) was synthesized by self-assembly of m-n......
Two new phenolic glycosides,2,3-dihydroxybenzoic acid methyl ester 3-O-β-D-glucopyranosyl-(1-6)-β-D-glucopyranoside(1)......
A Zn/NH4Cl system was exploited at room temperature to promote the Michael addition reaction of various primary and seco......
One chloride-terminated ionic liquid(CTIL) and two hydroxyl-terminated ionic liquids(HTILs) were synthesized and used as......
A brominated hyperbranched polyether has been synthesized from cyanuric chloride and sodium salt of tetrabromobisphenol-......
The reactive electrophilic species (RES),typically the molecules bearing α,β-unsaturated carbonyl group,are widespread......
本文用反向PCR方法扩增并分析了核盘菌arom基因,以研究核盘菌和其他真菌在该基因之间的进化关系,并为其编码蛋白(AROM)的催化机制......
Multivariate analysis of codon and amino acid usage was performed for three Leishmania species,including L.donovani,L.in......
介绍了一种判断有机化合物酸性强弱的教学方法,将化合物共轭碱的稳定性作为化合物酸性强弱的判断标准,共轭碱越稳定,对应化合物酸......
橡木桶是贮存和陈酿葡萄酒的常用容器,经橡木桶贮存后,葡萄酒的颜色、香气都会发生一系列变化.本研究采用pH3.5、酒精含量12%的模......
为探讨氮源浓度对酵母香气物质合成的影响,采用顶空固相微萃取（headspace solid-phase microextraction,HS-SPME）和气质联用法（gas ch......
[目的]研究硼锌微量元素配合施用对烤烟色素及主流烟气中羰基化合物和香气物质的影响。[方法]采用硼肥与锌肥双因子大田试验,分析......
为研究不同的糖类物质在烘烤前喷施对烤烟化学成分和香气物质的影响，选用秦烟96中部烟叶进行试验，设置5个不同的处理，测定烤后烟叶质......
对延长石油公司的含油污泥进行水相、油相、固相三相分离,并进行成分分析,对油相采用Mo基催化剂进行催化热解反应,考察温度、负载......
介绍一种计算热力学各参数的方法.它适用于土壤腐植质任何结构,能在标准状况下计算出下列参数:热容Cp,绝对熵S°、生成熵△S&#......
本研究以加拿大安大略省西南部长期田间定位试验黑土为研究对象,对进行了29年传统耕作(CT83)、29年免耕(NT83)、传统耕作14年后转......
采用同时蒸馏萃取-气质联用法（SDE-GC／MS）分析丹桂乌龙茶的香气成分，并比较利用同一品种鲜叶原料制成的绿茶、红茶和白茶的香气成分的......
以烤烟品种云烟87中部叶和上部叶为试验材料,研究密集烤房3种装烟密度（42.09 kg/m3、56.12 kg/m3和70.15 kg/m3）对烤后烟叶香气质量......
在这篇文章中，首先综述了甲苯硝基衍生物研究的进展，根据这一评论详细地说明了化学转化机理和取代基效应，并对硝基甲苯的选择性氧化进......
乳腺癌是妇女常见的恶性肿瘤之一,内分泌治疗是乳腺癌内科治疗的主要手段之一,但仅33%～50%的乳腺癌患者内分泌治疗有效,造成治疗失......
对催化裂化油浆的综合利用途径进行了探索和分析,采用复合萃取剂及合适的萃取工艺可以使油浆中固体颗粒完全转入饱和烃中,减去了昂......
目的：探讨β-内啡肽对异位子宫内膜间质细胞凋亡的影响和芳香化酶抑制剂依西美坦的作用。方法：应用发光免疫法检测雌二醇的水平；应用......
采用两步晶化法制备ZSM-5/MCM-48微介孔复合分子筛,通过调变前驱体溶胶的晶化时间获得不同结构的ZSM-5/MCM-48基分子筛催化剂.采用......
应用分子轨道法（ＰＰＰ－ＣＩ）计算了２５种芳烃化合物的基太和第一激发单重态的π电荷分布，偶极矩，键级，以及各分子轨道的能级分布的变化。计算得到的分......
用pH电位法测定40%(V/V)二(口恶)烷-水介质中(I=0.1,25±0.1℃)Pd(Ⅱ)A(bpy、trp~-)-ATP~(4-)体系形成三元混配合物Pd(bpy)(AT......
采用等体积浸渍法在HZSM-5分子筛上引入Ga2O3,探究Ga改性HZSM-5分子筛对2-甲基呋喃(MF)和甲醇在固定床反应器中进行偶合反应的产物......
讨论了重油催化裂化动力学模型在工业装置上的应用,包括掺炼焦化蜡油和减压渣油能力的预测计算以及催化裂化与芳烃抽提组合工艺的......
改进了Ｈａｎｔｚｓｃｈ合成法，通过一锅煮合成１，４－二氢吡啶衍生物，大大缩短了反应时间，操作简便，发现氯化铁是一个较好的１，４－二氢吡啶衍生物芳构化的氧化剂。......
Under microwave irradiation, the one-pot multicomponent condensation reaction of three moles of aromatic aldehydes with ......
