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Strategies of IP Development and Derivative Product Design of Maonan Flower Bamboo Hat Culture under
The Maonan flower bamboo hat weaving skill was created and developed by the people of Nan ethnic group in China in May 2......
本研究合成了一系列6位嘌呤环取代苯磺酰胺基团的虫草素衍生物,并对其进行了抗肿瘤活性研究.我们对虫草素衍生物具有抗肿瘤活性的......
Aqueous batteries and seawater desalination have received considerable attention in recent years due to their merits as ......
To date,Co-based metal-organic frameworks (Co-MOFs) have drawn much attention owing to their ad-vantages of easy prepara......
Natural products are one of the important sources for the discovery of new drugs.Betulinic acid(BA),a pentacyclic triter......
The purine compounds are great important for their possible interaction with many biological targets in some studies[1]....
Phenazine-1-carboxylic acid(PCA)as a natural product widely exists in microbial metabolites of Pseudomonads and Streptom......
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A General Valuation Model of Financial Derivatives in a Market with Diversifiable or Non-diversifiab
The traditional pricing theory of financial derivatives focused mostly on derivatives dependent on prices of traded asse......
Oleanolic acid(OA)is a pentacyclic triterpenoid chemical component that exists in natural plants with a molecular formul......
Antibacterial activity and inhibition against Staphylococcus aureus NorA efflux pump by ferulic acid
Objective:To evaluate the inhibitory activity of ferulic acid and four of its esterified derivatives(methyl,ethyl,propyl......
Bis-isatin derivatives: design, synthesis, and biological activity evaluation as potent dimeric DJ-1
The PARK7 gene (encode DJ-1 protein) was first discovered as an oncogene and later found to be a causative gene for auto......
Skin grafting,although a relatively classic and well-known technique,still has multiple disadvantages such as secondary ......
Solanesola review of its resources, derivatives, bioactivities, medicinal applications.and biosynthe
Solanesol,which mainly accumulates in solanaceous crops,including tobacco,tomato,potato,eggplant,and pepper plants,i......
Polymer solar cells (PSCs) represent an exciting class of renewable energy technology,and are under intensive investigat......
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以去氢表雄酮为起始原料,经乙酰化、酯化、Suzuki反应,水解反应,还原反应得到9种去氢表雄酮衍生物(C-1~C-3,D-1~D-3,E-1~E-3),收率......
（1S,2S）-2-氨基-1-（4-硝基苯基）-1,3-丙二醇俗称氯霉胺,是工业生产氯霉素的副产物,廉价易得,且其结构具有两个手性中心,并含有两个羟基......
Drug discovery based on the structure of FKBP12: Design, synthesis and evaluation of L-1,4-thiazane-
By choosing neuroimmunophilin FKBP12 as a therapeutical target, we have attempted to discover a new structural drug for ......
Large second-order optical nonlinearities of s-triazine derivatives: View from micro molecules to ma
Three s-triazine derivatives have been synthesized and their structures been determined. These are Compound I: 2,4-dimet......
Investigation of molecular interactions in the complex formation of tartaric acid derivatives with d
The molecular interactions in the complex formation of two tartaric acid derivatives with di(2-ethylhexyl) phosphoric ac......
α, α’-Benzylidene bis(4-hydroxycoumarin) derivatives were readily prepared in a few minutes with good yields through......
Solvent-free Synthesis and Crystal Structure of 2,2?-Dialkyl Bis(3-methyl-6,7-dihydrobenzofuran-4(5H
A series of 2,2?-dialkyl bis(3-methyl-6,7-dihydrobenzofuran-4(5H)-one) derivatives was prepared through H_2SO_4·SiO_2 c......
A formulated as Δ fH ○[KG-1][KG-2] —? (PDDs,g)= a + b iP i + c if i is put forw......
导数和弹性是经济学的重要分析工具，对其溯源与拓展具有重大的理论意义和现实意义：导数应用于分析函数因变量与自变量之间的变化方向......
本文合成了三个噻吩桥联香豆素衍生物,7-N,N-二乙氨基-3-(5-(芘-1-基)噻吩-2-基)-香豆素(Py-Th-NC),7-(N,N-二乙氨基)-3-(4-(5-(7-......
生理条件下γ氨基丁酸不易透过血脑屏障，一个容易进入脑内的非毒性的γ氨基丁酸衍生物可能具有抗惊厥活性，为了增大γ氨基丁酸......
研究３-甲基芬太尼衍生物与μ阿片受体的作用模型．方法：经过系统构象搜寻，用比较分子力场分析法（ＣｏＭＦＡ）研究三维定量构效关系．结果：①６种ＣｏＭＦＡ模型具有......
STUDIES ON THE MAGNETIC RESONANCE CONTRAST AGENTS SYNTHESIS AND SPIN－LATTICE RELAXIVITY OF AMINO ACI
ＳＴＵＤＩＥＳＯＮＴＨＥＭＡＧＮＥＴＩＣＲＥＳＯＮＡＮＣＥＣＯＮＴＲＡＳＴＡＧＥＮＴＳ：ＳＹＮＴＨＥＳＩＳＡＮＤＳＰＩＮ－ＬＡＴＴＩＣＥＲＥＬＡＸＩＶＩＴＹＯＦＡＭＩＮＯＡＣＩＤＳＡＮＤＯＬＩＧＯＰＥＰＴＩＤＹＬＤＥＲＩＶＡＴＩＶＥＳＯＦＧＤ－ＤＴＰ...
RESEARCHONTHEMAGNETICRESONANCECONTRASTAGENTS: SYNTHESISANDSPIN-LATTICERELAXIVITYOFAMINOACIDSANDOLIGOPEPTIDYLDERIVAT......
Studies on Organophosphorus Compounds 97．Cu_2Ocatalyzed Reaction of Isocyanoacetate with 1－Oxoalkylp
ＳｔｕｄｉｅｓｏｎＯｒｇａｎｏｐｈｏｓｐｈｏｒｕｓＣｏｍｐｏｕｎｄｓ９７．Ｃｕ_２ＯｃａｔａｌｙｚｅｄＲｅａｃｔｉｏｎｏｆＩｓｏｃｙａｎｏａｃｅｔａｔｅｗｉｔｈ１－Ｏｘｏａｌｋｙｌｐｈｏｓｐｈｏｎａｔｅ．ＡＮｏｖｅｌＳｔｅｒｅｏｓｅｌｅｃｔｉｖｅＳｙ...
StudiesonorganophosphorusCompounds97. Cu_2OcatalyzedReactionofIsocyanoacetatewith1-Oxoalkylphosphonate. ANovelSter......
ＳｅａｒｃｈｆｏｒＮｅｗＡｎｔｉｐｈｙｔｏｖｉｒｕｃｉｄｅｓⅣ．Ｓｙｎｔｈｅｓｉｓｏｆ２┐（２＇┐Ｈｙｄｒｏｘｙｐｈｅｎｙｌ）┐５（６）┐ｓｕｂｓｔｉｔｕｔｅｄｂｅｎｚｉｍｉｄａｚｏｌｅＤｅｒｉｖａｔｉｖｅｓＨｕａｎｇＸｉａｏｌｉｎｇ，ＪｉａｎｇＨ.........
以苯系、醇系及卤代烃系列为探测物质，用气相色谱法首次研究了两种杯［４］芳烃衍生物在气－液条件下的包结性能。结果表明：Ｃ［４］Ａ可与苯、甲苯、甲......
Syntheses and Bioactivity of 4″-Sulfonate-5-triphenylsilyl Avermectin B_(1a) and Ivermectin B_(1a) D
Fourteen new derivatives of avermectin B_(1a) and ivermectin B_(1a) were synthesized from C_5-O-triphenylsilyl avermecti......
The surface conductivity of p oly[2-methoxy-5-(3’-methyl)butoxy]-p-phenylene vinylene (PMOMBOPV) films doped with F......
Synthesis of Novel 1-Alkyl-2-chloro(alkoxy)-1H-indole 3-Carbaldehyde Oximes and Oxime-ethers(esters)
A convenient synthesis of 1-alkyl-2-chloro-1H-indole-3-carbaldehyde oximes(5a―5d) and 1-alkyl-2-phenoxy-1H-indole-3-car......
STUDIES ON ORGANOMETALLIC COMPOUNDS OF TITANIUM,ZIRCONIUM AND HAFNIUM TITANIUM, ZIRCONIUM AND HAFNIU
The dichlorides of bis(cyclopentadienyl) or bis(methylcyclopentadienyl) titanium, zircon-ium and hafnium reacting with ......
以香草醛、茴香醛、染料木素和芦荟大黄素为原料合成一系列的衍生物,测定了衍生物(E)-1-(5-(4-甲氧基苯基)-3-(4-甲氧基苯乙烯基)-......
本研究报道一个简单的山柰酚结构修饰方法,该方法采用不同的条件最终得到1个新化合物3,5-dihydroxy-2-(4-hydroxyphenyl)-6,8,8-tr......
目的 设计合成抗病毒药替比夫定的衍生物.方法 替比夫定与丁二酸酐反应,分别得到5'-羟基单酯化中间体和3'-羟基、5'-羟基双酯化中......
合成一种具有生物活性的水苏碱衍生物。在氩气保护,0℃反应条件下进行反应,将二氯亚砜缓慢加入盛有水苏碱的圆底烧瓶中搅拌反应,5 ......
Polycyclic polyprenylated acylphloroglucinol with an unprecedented spirocyclic core from Hypericum p
Spirohypatone A (1), a spirocyclic PPAP (polycyclic polyprenylated acylphloroglucinol) bearing an unprecedented hexahydr......
Metal-organic frameworks (MOFs), as an emerging family of porous inorganic-organic crystal materials, exhibit widely app......
The failures of knowledge to assure a desired outcome,and the gains made by those who bet against it,point to a larger p......
2D Layered Double Hydroxide Nanosheets and Their Derivatives Toward Efficient Oxygen Evolution React
Layered double hydroxides (LDHs) have attracted tremendous research interest in widely spreading applications.Most notab......
喜树碱是从我国南方特有的植物喜树中分离出来的一种五环类生物碱,由于其在实验和临床研究中表现出的强大抗肿瘤效应,而引起临床医......
Synthesis and tumor resistance reverse activities ofα-hederagenin-type ring-A fused pyrazine derivat
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......
Recent Progress on Engineering Highly Efficient Porous Semiconductor Photocatalysts Derived from Met
Porous structures offer highly accessible surfaces and rich pores,which facilitate the exposure of numerous active sites......
在地球重力场问题中,常用到完全正常化缔合勒让德函数及其导数、积分的递推关系。当前流行的地球扰动位模型均采用完全正常化的缔......
Identification and genetic analysis of multiple P chromosomes of Agropyron cristatum in the backgrou
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......
