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Effect of Sr loading on oxydehydrogenation of propane to propylene over Al2O3-supported V-Mo catalys
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<正> Perfluoro-capryl-amido-propyl-triethoxy-silane, CF3 （CF2）6 CONH （CH2）3 Si（OC2H5）3, is a new type of organic fluoro-silieo......
The vapor-liquid equilibrium data of four binary systems (acetic acid +p-xylene, methyl acetate +n-propyl acetate, n-pro......
Brnsted acidic ionic liquids, namely 2-pyrrolidonium hydrogen sulfate, N-methyl-2-pyrrolidonium hydrogen sulfate, N-me......
The effects of surface modification on montmorillonite(MMT) were illustrated in order to produce the composite material ......
The influence factors and paths of methane formation during methanol to hydrocarbons(MTH) reaction were studied experime......
Construction and Photoluminescence Properties of Zn(Ⅱ)/Cd(Ⅱ) Complexes with 4-Amino-3,5-propyl-1,2,4
Reaction of ZnCl2 and 4-amino-3,5-propyl-1,2,4-triazole(dpatrz) or CdCl2, NaN3 and dpatrz, in aqueous solution at room t......
Electroactive conducting copolymers of aniline(ANI) and diphenylamine(DPA) are prepared on indium tin oxide(ITO) surface......
Terahertz transmission spectra of methylparaben,ethylparaben,propyl-p-hydroxybenzoate and butyl-p-hydroxybenzoate were m......
Synthesis, Crystal Structure and Biological Activity of N-(2-hydroxy-3-(4-(2-methoxyphenyl)-piperazi
The title compound N-(2-hydroxy-3-(4-(2-methoxyphenyl)piperazin-1-yl)propyl)-quinoxaline-2-methanamide(4, C23H27N5O3, Mr......
Esterification of aromatic acid can be promoted via HSO3-functionalized Br nsted acidic ionic liquids (ILs). Under the o......
2-Methyl-4-methoxyaniline (MMA) was synthesized by one-pot method through the hydrogenation and Bamberger rearrangement ......
Synthesis, Crystal Structure and Antidepressant Activity of 5-[4-(Benzyloxy)phenyl]-9-(n-propyl)-4,6
The title compound 2(C22H28N+O3)·H2O·2Cl-was synthesized by the reaction of 2-bromo-1-[4-(benzyloxy)phenyl]-1-pentone ......
Enhanced performance of field-effect transistors based on C_(60) single crystals with conjugated pol
Contact resistance at the interface between metal electrodes and semiconductors can significantly limit the performance ......
Rapid and simultaneous determination of piperidinium and pyrrolidinium ionic liquid cations by ion p
A method of ion-pair chromatography with direct conductivity detection was developed on a silicabased monolithic column ......
We have previously found that several families of nonpolar short chain 11 β-ethers and esters of estradiol are selectiv......
Silica-bonded N-propyl sulfamic acid as an efficient recyclable catalyst for the synthesis of 3,4-di
Silica-bonded N-propyl sulfamic acid(SBNPSA) catalyzed one-pot three component Biginelli condensation of different subst......
Synthesis,Characterization,Nematocidal Activity and Docking Study of Novel Pyrazole-4-carboxamide De
A series of novel 1-methyl-3-(trifluoromethyl)-~1H-pyrazole-4-carboxamide derivatives were designed based on our previou......
A convenient and rapid approach for the syntheses of (-)-kaerophyllin (1),(-)-hinokinin (2) and (±)-isohinokinin (3) wa......
A facile solid phase synthesis of ethyl β -substituted indolepropionates is reported. Condensation between indole,polym......
Chiral Ferrocenyl Amino Alcohols: Preparation and Application as Catalysts in the Enantioselective R
Five novel chiral ferrocenyl amino alcohols were prepared from natural amino acids and used as catalysts in the asymmetr......
The surface of nano SiO 2 was modified by being encapsulated with hydroxy propyl methyl cellulose (HPMC), and then c......
Two types of polysiloxanes, which contain both C 60 moieties and carbazolyl groups in the side chains with a differ......
CHEMISTRY OF THE PERFLUORO AND POLYFLUORO ORGANIC COMPOUNDS——THE RELATIVE EASE OF FORMATION OF TWO P
The relative rates of formation of perfluoro iso-propyl radicals (i—C_3F_7,5(i)) and perfluoro n-propyl radicals (n—G......
STUDIES ON THE ORGANOSILICON REACTIVE INTERMEDIATES——Ⅳ.GENERATION AND REACTION OF CYCLOPROPYLPHENYLS
In the chemistry of silylene and carbene,owing to the special abilities of cyclo-propyl containing silylenes and carben......
Studies on Single-electron Oxidation of N-Alkyl-p-Phenylenediamines and Benzidines in Aqueous Aceton
It is demonstrated by cyclovoltammetry and ESR spectroscopy that N,N,N,’N,’-tetramethyl; tetraethgl, tetra-n-propyl, ......
We have fabricated an organic photocoupler with organic light-emitting diodes(OLEDs) with 520 nm emissive wavelength as ......
Composition of substituents on pyrrole ring of high-carbon-number geoporphyrins and its dealkylation
Geoporphyrins, isolated from source rock, were analyzed on electron ionization mass spectrometry (EIMS) and Tandem mass......
LC-ESI-MS method was used to analyze the formed di-and tri-peptide hi the reaction system of N-(O,O-diisopropyl)phospho......
The crystal structure of the title compound C 17H 24ClO 4P ( M r =358 77), has been determined by single crystal......
We have developed an alternative route to synthesize the natural product. isorhapotogenin. The synthetic product was cha......
methyl-5-propyl-7, 12-dihydroxy chromone-12-O-β-D-glucopyranoside was isolated from the stem of Cassia siamea. The str......
Preparation and Characterization of Fullerene C_(60) and Phthalocyanine Co-grafted Poly(epoxy propyl
The fullerene C60 and phthalocyanine co-grafted poly (epoxy propyl carbazole) (C60-CuPC-PEPC) was synthesized by Friedel......
A stereoselective synthetic route to △~5-dehydrosugiyl methyl ether was developed from (S)-(-)-α-cyclocitral, DDQ as a......
Isomerizaton of 4-amino-6-tert-butyl-3-methylthio-1, 2, 4-triazin-5 (4H)-one in the presence of base is described. Mech......
The first example of fused phosphorus heterocyclic 4-[1-(b-bromoethyl)-4-oxo-3-prop yl-1, 2, 3, 4-tetrahydro-1, 3, 2-ben......
The Synthesis and Regioselective Hydrolysis of Dialkyl 2-Phenylfuran (and 2-Phenyltetrahydrofuran) -
Dialkyl 2-phenylfuran (and 2-phenyltetrahydrofuran)-3,4-dicarboxylates (1, 2, 5-7), which are potential precursors of th......
Predicting partitioning of volatile organic compounds from air into plant cuticular matrix by quantu
Based on theoretical linear solvation energy relationship and quantum chemical descriptors computed by AM1 Hamiltonian, ......
Several kinds of racemic naproxen ester were successfully separated on CTMB chiral stationary phase with hexane-ethanol ......
报道了以固载杂多酸盐 Ti Si W12 O4 0 /Ti O2 为催化剂 ,对以苯甲酸和丙醇为原料合成苯甲酸丙酯的反应条件进行了研究 .实验结果......
The total capacity to produce isopropanol (iso-propyl alcohol) in China reached 140 000 t/a at the end of 2006 with act......
Chlorpropamide是一种新的口服抗糖尿病剂,共化学名为N—propyl—N’—(P—chloro—benzene Sulfonyl) urea。结构式与其它有降低......
A novel zoledronic acid derivative,1-hydroxy-2-(2-propyl-1H-imidazol-1-yl)ethane-1,1-diyldiphosphonic acid (PIDP), was s......
2,6-bis (5,6-di-n-propyl-1,2,4-triazin-3-yl)-pyridine (DPTP) was synthesized by using an improved method. Considering th......
By using 30% n-octanol/n-dodecane as diluent , the extraction behavior of Am(Ⅲ) and lanthanides(Ⅲ) from nitric acid so......
The steric structure and solvent effect of 6,6-dialkylfulvenes in reaction with α-naphthyllithium is studied. It is fou......
安宁粉是近二年来在我国临床上应用的一种新型镇静剂,药剂学上称为安宁剂(Tranquilizer),俗称麦普鲁巴梅脱(Meprobamate),化学名为......
