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Transition-metal-salt-mediated radical reactions of fullerenes have attracted extensive attention as a new and important......
Two new compounds, melanochromone and 2-ethoxyl-2-(4-hydroxyphenyl)ethanol, were isolated from the whole plants of Melan......
The IGC 50 (50% inhibitory growth concentration) values of 27 nitrobenzenes were determined for the population growt......
Two new xanthone glycosides, polygalaxanthone IV and V were isolated from the roots of Polygala tenuifolia Willd. Their......
Objective: To investigate the difference of proteome between yeast form and mould form of Penicillium marneffei, and to ......
A new dicaffeoyl quinic acid,nannoglottisin A,has been isolated from an endemic plant of Nannoglottis ravida,and the str......
In the synthesis of l-phenyl-5-substituted amino-4-pyrazole N-alkyl amide,it was found for the first time that one of t......
An efficient esterification of ferrocenecarboxylic acid with substituted phenols has been achieved using DCC / DMAP prot......
A new nitro tetrahydronprotoberberins alkaloid, 1-nitro-apocavidine was isolated from Corydalis saxicola Bunting. The st......
The effect of RE elements in the liquid aluminum on growth kinetics of hot dip aluminizing layer of low-carbon steel was......
A series of M-substituted hexaaluminates LaMAl11O19-δ(M=Fe, Co, Ni, Mn, and Cu) were prepared and characterized by XRD,......
Ursolic acid was modified at C3 and C28 position to obtain fourteen derivatives including twelve novel compounds, and th......
Cucurbit[n]urils (Q[n]) are promising ligands for the coordination of metal ions, metal complexes or clusters, and form ......
In order to improve electrochemical properties,especially cycling stability,Co was partially substituted by Fe in A2B7-t......
Dynamic optimization problems are a kind of optimization problems that involve changes over time.They pose a serious cha......
用硝基苄基鏻与取代苯甲醛经Wittig反应合成了一系列含硝基的二苯乙烯型化合物.研究表明,用硝基苄基鏻在二氯甲烷中进行这类Wittig......
Theoretical Study of the Isomerization Reaction of 1-3 H Transfer on Formamidine Substituted by Halo
The ab initio method has been used to study the 1-3 H transfer reaction on formamidine substituted by halogen. The calcu......
近日,我校化学化工学院教师张付力博士在高性能有机电致发光染料研究领域取得了重要进展.其所著论文《Highly efficient green pho......
以Triton X-100/正已醇/环己烷组成的反相微乳液为媒介,采用反相微乳-共沉淀法制备系列金属掺杂的六铝酸盐LaMnMxAL11-xO19-δ(M为......
以取代苯酚和氯乙酸为原料，合成取代苯氧乙酸，然后经过酰氯化，酯化得到取代苯氧乙酰基异硫氰酸酯，再和2-氨基-4-苯基噻唑反应得到4种N-......
以TX-100／正己醇／环己烷组成的反相微乳液为媒介，采用反相微乳一共沉淀法制备系列金属掺杂的六铝酸镧催化剂。用BET、XRD进行物性表征......
N- aryl substituted benzenesulfamides are often used as heating-sensitive recording material1, thermal printing material......
在TX-100／正己醇／环己烷组成的反相微乳液体系中，采用反相微乳-共沉淀法制备了系列单相金属掺杂（M为一种金属）和复合金属（M为两种或两种......
TiO2纳米粉体和纳米膜材料在光催化降解大气和水中的污染物等方面具有广泛的应用[1].近年来,以TiO2为原料与浓NaOH反应合成的钛酸......
以取代苯肼、自制的取代苯甲酰氯为原料,以二氯甲烷为溶剂,在冰浴中合成了8种芳基芳酰肼类化合物,收率78%～90%。产品结构经元素分析......
目的合成抗肿瘤活性高,毒性小的N1-(芳)烷酰氧亚甲基取代的5-氟尿嘧啶衍生物.方法以5-氟尿嘧啶为原料,经与甲醛加成反应后,和二酸......
根据成键原子的结构特征，定义其生物活性的点价为Ai,由Ai建构自相关拓扑指数^tF，用其0阶指数。^0F、1阶指数^1F研究取代芳烃对斜生栅......
