Hydroxylation相关论文
Biocatalysis, a useful and green technology in chemo-, regio-and stereoselective synthesis, has been intensely studied a......
目的:探究不同程度肥胖儿童血清25羟维生素D[25(OH)D]、人去乙酰化酶4(SIRT4)水平与糖脂代谢的关系。方法:选取2016年2月至2021年2月绍兴......
Oxygen dependent oxidation of trimethoprim by sulfate radical:Kinetic and mechanistic investigations
Trimethoprim (TMP) is a typical antibiotic to treat infectious disease,which is among the most commonly detected antibac......
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A newly isolated bacterium,Stenotrophomonas sp.strain WZN-1 was capable of simultaneous substitution and hydroxylation o......
苯二酚主要是橡胶、医药、染料、农药和精细化工等的重要原料,有较好的市场前景。本文采用研究制备了铁基催化剂,并用于苯酚羟基化制......
Phenol,a toxic product found in biomass combustion waste streams [1,2],was reacted with hydrogen peroxide over zeolite c......
Cytochrome P450 OleTSA, a new cytochrome P450 enzyme from Staphylococcus aureus, catalyzes the oxidative decarboxylation......
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As a kind of post-translational modifications,hydroxylation drew less attention than other modifications,like phosph......
Unraveling the role of support surface hydroxyls and its effect on the selectivity of C2 species ove
The supported Rh-based catalysts exhibit the excellent catalytic performances for syngas conversion to C2 species.In......
Dual-Functional Small Molecule Facilitated P450BM3 Peroxygenase for Catalytic Oxidation of Non-Nativ
Cytochrome P450 monooxygenase are a superfamily of heme enzyme with a cysteine as axial ligand,which catalyze the mo......
Pyridine(Py)-modified Keggin-type vanadium-substituted heteropoly acids(PynPMo10V2O40,n=1 to 5) were prepared by a preci......
The present work synthesizes La-Cu4FeAlCO3 catalyst under microwave irradiation and characterizes its structure using XR......
Mixed oxides Ln2CuO4±λ(Ln=La,Pr,Nd,Sm,Gd) with K2NiF4 structure were prepared Their crystal structures were studie......
,Identification of some benproperine metabolites in humans and investigation of their antitussive ef
Aim: To identify 4 unknown metabolites of benproperine (BPP, 1) in human urine after a po dose, and to investigate the a......
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,Differential and Reciprocal Regulation between Hypoxia-inducible Factor-α Subunits and Their Prolyl
Hypoxia-inducible factor (HIF)-α subunits (HIF-1 α, HIF-2α and HIF-3α), which play a pivotal role during the develop......
,Partially hydroxylated ultrathin iridium nanosheets as efficient electrocatalysts for water splitti
Ultrathin two-dimensional (2D) materials have attracted considerable attention for their unique physicochemical properti......
采用室温固相法制备了具有Keggin结构的杂多酸铯盐催化剂(CsxH3+n-xPMo12-nVnO40,n=0,1,2,x=0.5~3.0).红外、X射线粉末衍射及循环伏......
本文通过对荣华二采区10...
A new method for the synthesis of molybdovanadophosphoric heteropoly acids and their catalytic activ
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......
Characterization and catalytic properties of mesoporous CuO/SBA-16 prepared by different impregnatio
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......
Synthesis of Rare Earth Based Modenite and Study on Its Performance for Catalyzing Phenol Hydroxylat
La or Ce-containing mordenite samples were synthesized from an amine-free fluorine-containing system with a quite broad ......
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......
The preparation of a new mineral composite material,calcium carbonate particles coated with titanium dioxide,was studied......
Hydroxylation of Benzene to Phenol via Hydrogen Peroxide in Hydrophilic Triethylammonium Acetate Ion
本文通过对荣华二采区10...
A Highly Diastereoselective Three-component Domino Reaction in Water Yielding Poly-substituted 4,5-D
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
TS-1分子筛催化苯羟基化法制苯酚是一种绿色工艺路线。对以TS-1为催化剂苯与过氧化氢反应制苯酚的本征动力学进行了研究。考察了搅......
Keggin type molybdovanadophosphoric heteropoly acids,H3+nPMo12-nVnO40 (n= 1-3),were prepared by a novel environmentally ......
The viability and biological activity of Absidia coerulea in compressed or supercritical CO2 and C2H4 were studied. The ......
目的:研究1-苄氧甲基-3-羟基-5-羟甲基-6-苄基尿嘧啶e的最佳合成方法,以考察在1-苄氧甲基-5-羟甲基-6-苄基尿嘧啶a N-3位引入羟基......
In biological systems, monooxygenase, exemplified by cytochrome P-450, can efficiently catalyze hydroxylation and epoxid......
Some new sulfonylureas and their hydroxylation products had been synthesized from 2-amino-4-methylpyrimidine. Their bioa......
A novel and facile method of introducing 4-hydroxyl group into the aromatic ring of azabenzanthrone compounds was carded......
Hydroxylation of Benzene to Phenol via Hydrogen Peroxide in Hydrophilic Triethylammonium Acetate Ion
A new Fenton-like system in a medium of hydrophilic triethylammonium type of ionic liquid(IL) was used for the hydroxyla......
采用室温固相反应法合成了4种通式为H3MPMo10V2O40·xH2O(M=Co2+、Ni2+、Cu2+、Zn2+)的纳米金属磷钼钒杂多酸盐.考察了H2O2/C6......
利用稻壳热解法制备出无定形二氧化硅(Rice Husks Silica,RHS),以其为载体,通过浸渍法制得负载铁催化剂Fe3+/RHS,并将该催化剂用于催......
采用苯酚直接羟基化联产邻、对苯二酚被认为是目前合成苯二酚的绿色工艺路线之一,但关于以TS-1分子筛为催化剂的本征反应动力学尚......
用正交试验法对大豆磷脂的羟基化条件进行优选,得到了最佳反应条件,同时也得出了磷脂碘价、半价值与改性磷脂亲水性能的关系.......
以白炭黑为硅源,氢氧化四乙基铵为模板剂,氟化钠为矿化剂,采用水热法合成了全硅β沸石(Si/Al〉1 200),探讨了起始反应混合物组成对全......
以偏钒酸铵为钒源,采用溶胶一凝胶法合成了不同钒含量的六方介孔硅(V-HMS)分子筛,利用X射线衍射、N2吸附-脱附和程序升温还原(H2-TPR)对......
N′-亚硝基假木贼碱(NAB)是烟草中特异的亚硝胺,被列为第三类可能致癌物。NAB来源于假木贼碱,该化合物本身没有致癌活性,需要经过......
在连续串联搅拌釜反应器(m-CSTR)中对铁复合氧化物催化剂作用下苯酚过氧化氢羟化制苯二酚体系中催化剂活性及其分布进行实验研究,......
苯直接羟基化合成苯酚是有机合成中具有挑战性的课题之一,近年来对在固体催化剂的作用下,以H2O2、O2或 N2O为绿色氧化剂,苯氧化羟......
合成了海泡石固载金属卟啉,研究了它们对亚碘酰苯在常温常压下选择性氧化环己烷成为环己醇和环己酮反应的催化作用。研究结果表明,对......
本文综述最近三十年在雌甾选择羟化和醚化方面的进展。...
常温下环己烷的液相羟化反应韩世清,曹国英,姜子奇,奚祖威(中国科学院大连化学物理研究所,大连116023)关键词环己烷,羟化反应,过氧化氢,铁络合物,钒......