alkylation相关论文
Efficient Decarboxylative/Defluorinative Alkylation for the Synthesis of gem-Difluoroalkenes through
An efficient decarboxylative/defluorinative alkylation for synthesizing gem-difluoroalkenes is described,providing a gen......
Discriminating non-ylidic carbon-sulfur bond cleavages of sulfonium ylides for alkylation and arylat
A sulfonium ylide participated alkylation and arylation under transition-metal free conditions is de-scribed.The dispara......
A palladium-catalyzed 2-alkylation of indoles with α-bromo esters is developed by employing a P,P=O ligand.The method f......
Alkylation of benzene with carbon dioxide to low-carbon aromatic hydrocarbons over bifunctional Zn-T
Alkylation of benzene to value-added,high octane number and low toxic toluene and xylenes provides a way to lower benzen......
N-羟基邻苯二甲酰亚胺(NHP)酯可以由对应的羧酸衍生而来,是一类价廉、易得、稳定、具有高光活性的化合物.近年来,NHP酯类化合物在......
Diesel and jet fuel are two kinds of most demanding fuels,which are mainly from petroleum currently.Lignocellulose is th......
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Alkylation of phosphorothioated thrombin binding aptamer improves the selectivity of inhibiting tumo
Aptamers are recently extensively researched for therapy and diagnostic,thrombin binding aptamer is a 15nt deoxyribonucl......
The series of mesoporious Al-KIT-1(x)with different Al amounts were successfully prepared by post-synthesis grafting met......
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Carboxylic acids are pervasive in nature.They are low cost,stable and easy to handle.As a result,carboxylic acids are co......
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The minimized diffusion limitation and completely exposed strong acid sites of the ultrathin zeolites make it an industr......
When treated with an alkoxide base like t-BuOK in aprotic solvent, N-diphenylmethyl imino oxindoles, made conveniently t......
Nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions with carboxylic acid derivati
A nickel(Ⅱ)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions generated in situ from corresponding acetals w......
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Quinoxalin-2(1H)-ones have attracted considerable attention since they are endowed with significant biological activ......
Desymmetrization of chiral 4,5-bis(diphenylhydroxymethyl)-substituted cyclic sulfite esters and sequ
We have previously observed highly regioselective 2,3-cyclosulfitation1 of enantiomerically pure 1,1,4,4-tetraphenyl......
以伯醇为烷基化试剂对酮的α-烷基化反应是有机合成中的基本反应，是构建C—C键的重要方法。廉价易得的环境友好型原料醇类化合物作......
2-苯基丙腈是重要的有机中间体,广泛应用于医药和农药等领域。根据2-苯基丙腈的结构特点,将其合成方法概括为烷基化法、氰基化法和......
Eukaryotic genomic DNA is packed into chromatin, whose fundamental structural unit is the nucleosome. As DNA-histone pro......
The isotope exchange method was employed to investigate the catalytic mechanism of ionic liquid in alkylation of benzene......
Modification of diphenylamine-linked bis(oxazoline) ligands: Tuning of electronic effect and rigidit
The electronic effect of diphenylamine-linked bis(oxazoline) ligands was tuned through introduction of electron-withdraw......
The enantioselective O-allylic alkylation of acetophenone oxime with various Morita-Baylis-Hillman (MBH) carbonates has ......
This paper provides a simple, convenient and mild condition method for -alkylation of g-butyrolactone. Three types of ......
采用更为经济和毒性较小的氯乙酸乙酯-碱金属碘化物体系作烷基化试剂,方便地制得了下缘带有酯基基团的杯[4]芳烃.“,”Calix[4]are......
Catalyst design strategies towards highly shape-selective HZSM-5 for para-xylene through toluene alk
With the shape selective zeolite catalyst,toluene alkylation with methanol to para-xylene(MTPX)technology could produce ......
Nickel(II)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions with carboxylic acid derivat
A nickel(II)-catalyzed asymmetric alkylation of acyclic oxocarbenium ions generated in situ from corresponding acetals w......
报道了一种钯催化1-萘酰胺的8位碳氢键烷基化反应.在该反应中,喹啉甲酰胺作为N,N-双齿螯合基团,各种取代的α-溴乙酸烷基酯以及α-......
对寡核苷酸进行恰当的化学修饰可以提高其稳定性并增加其生物学活性.该研究探索了一种以PBS缓冲液(pH 7.4)及甲醇作为溶剂在温和条......
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该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
A new method of synthesizing N, N-(diethylamino) ethyl-2-(1-naphthylmethyl)-3-tetrahydrofurfuryl propionate was proposed......
HPMo-loaded Y-zeolites were prepared for the removal of trace olefins from aromatic hydrocarbons.The temperature of calc......
Study on Mechanism for Alkylation of Benzene with Propylene over β Zeolite and MCM-22 Zeolite by In-
The reaction mechanism for alkylation of benzene with propylene over the β zeolite and the MCM-22 zeolite were investig......
Alkylation of toluene with 2-chloro-2-methylpropane (t-Bu-Cl) to synthesize para-tert-butyltoluene (PTBT) was carried ou......
Alkylation of o-Xylene with Styrene over Modiifed Mordenite for Environmentally Friendly Synthesis o
Effects of hydrochloride acid dealumination of mordenite (MOR) catalysts for the synthesis of 1-phenyl-1-xylyl ethane (P......
The ZSM-22 and ZSM-35 zeolites were synthesized via the hydrothermal crystallization method. The samples were characteri......
The Br?nsted-acidic polyether ionic liquids (ILs) with different polymerization degrees (n value) were prepared via the ......
Continuous reaction performances of benzene alkylation with long chain olefins catalyzed by ionic li
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Aluminum impregnated silica catalyst for Friedel-Crafts reaction:Influence of ordering mesostructure
Friedel–Crafts alkylation of benzene with linear chain ole fin(C_(10)–C_(14)),which is an important reaction of synthe......
Deactivation mechanism of beta-zeolite catalyst for synthesis of cumene by benzene alkylation with i
The alkylation of benzene with isopropanol over beta-zeolite is a more cost-effective solution to cumene production. Dur......
Optimization of conditions for preparation of ZSM-5@silicalite-1 core-shell catalysts via hydrotherm
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
