stepwise相关论文
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A rapid and efficient synthesis of substituted phthalic acid derivatives in solvent-free via microwa
Multicomponent reactions (MCRs) which directly yield the desired products via domino or tandem reaction sequences offer ......
China has a vast land area and frequent interconnections between various regions.China\s transportation industry is fac......
Thinking on Breeding of Fecundity Genes in Guizhou Black Goats Through Cost-benefit Analysis of Mutt
The total output value of mutton in Northwestern China has accounted for more than 60%of the total output value of anima......
Relation between the characteristics of strong earthquake activities in Chinese mainland and the Wen
This paper studies the relations between the great Wenchuan earthquake and the active-quiet periodic characteristics of ......
A new stepwise dissolution scheme, involving acids with different properties, enables the selective recovery of radiogen......
One of the important characteristics of a close-boiling fractionating column is the requirement ofmuch longer start-up ......
Composite Model of Interracial Stepwise Ion/Coordination Particle Exchange-Electrostatic Exchange——I
It is the first time in experiment that we have found that the ionic strength effects on E(%)-pH curves of the systems w......
Polychlorinated dibenzo-p-dioxins(PCDDs) are a group of important persistent organic pollutants.They are highly toxic an......
The graphitic carbon nitride(g-C3N4) is found to be an efficient photocatalyst for the reductive degradation of decabrom......
A new molecular structural characterization(MSC)method called molecular vertexes correlative index(MVCI)was constructed ......
Measurement of the association constants through micro-Raman spectra of supersaturated lithium perch
High quality micro-Raman spectra of the LiClO4droplet with mass of nanogram scale were obtained at various concentration......
A new O,O’-bis(4-tert-butylphenyl)dithiophosphate complex Ni[SSP(OC6H4But- p)2]2 (1) was synthesized and characterized ......
Fabrication of N-acetyl-L-cysteine-capped CdSe-polyelectrolytes @ Hydroxyapatite Composite Microsphe
N-Acetyl-L-cysteine-capped CdSe—polyelectrolytes @ hydroxyapatite(NAC—CdSe—PEs@HA) composite microspheres were fabric......
Peptide thioester preparation via intramolecular O-to-S acyl transfer is a recently developed method for protein chemica......
Influence of MnO_2 modification methods on the catalytic performance of CuO/CeO_2 for NO reduction b
In order to investigate the influence of MnO2 modification methods on the catalytic performance of CuO/CeO2 catalyst for......
Interests in charcoal usage have recently been re-ignited because it is believed that charcoal is a much better fuel tha......
With the view of effectively fitting the complicated water level process of the lower Yellow River, polynomial regressio......
The reduction of Tc(Ⅶ) by methyl-hydrazine(MMH) in HNO3 aqueous solution was studied under different conditions. A logi......
Identification of the starting reaction position in the hydrogenation of (N-ethyl)carbazole over Ran
Hydrogenation of carbazole and N-ethylcarbazole over Raney-Ni catalyst were realized in the temperature range of 393-503......
A series of novel ester-capped carbosilane dendrimers(G0-COOCH3–G2-COOCH3) were designed and successfully synthesized v......
The adsorption and dissociation of CH3OH on TiO2(110) were studied using density functional theory methods. Our results ......
QSAR Studies on 6-(1-Naphthylmethyl) Substituted S-DABO Derivatives as Novel Non-nucleoside HIV-1 Re
The AM1 and B3LYP methods were employed to calculate the structural pro-perties of 20 6-(1-naphthylmethyl) substituted S......
The selectivities,including peri-,regio-,and diastereoselectivities,in the Staudinger reaction involving vicinal diimine......
Structural Characterization and Acute Toxicity Prediction of Substituted Aromatic Compounds by Using
A molecular structural characterization (MSC) method called molecular vertexes correlative index (MVCI) was used to desc......
The three-dimensional holographic vector of atomic interaction field(3D-Ho VAIF) is used to characterize the molecular s......
Based on hydrological data observed at Lijin gauging station from 1950 to 2008, the temporal changes of water discharge ......
Sulfamic acid as a green, reusable catalyst for stepwise, tandem & one-pot solvent-free synthesis of
Sulfamic acid(SA) is a bi-functional, cost-effective and reusable green catalyst for the synthesis of 4-(pyrazol-4-yl)me......
In Vitro Anti-viral Activities and Structureactivity Relationship Studies of Flavones and Dihydrofla
From the bioassay tests,14 neuraminidase inhibitors(NIs) flavones and dihydroflavones derivatives from natural plants di......
The present study explores an electroreduced graphene oxide-bismuth nanoparticles composite(ErGOBi) as an electrochemica......
Objectives To investigate therelationship between plasma adiponectin level andcoronary heart disease (CHD), and some est......
Objective:To develop a risk scoring model for screening for undiagnosed type 2 diabetes in Chinese population.Methods:A ......
Background Recently, substrate mapping (SM) has been described to facilitate catheter ablation of stable and unstable ve......
Serum sodium concentration is significantly associated with the angiographic characteristics of coro
Aim:To explore the relationship between serum sodium concentration and coro-nary atherosclerosis.Methods:The study popu......
The effects of real-time continuous glucose monitoring on oxidative stress and mortality in critical
Objective To evaluate the effects of real-time continuous glucose monitoring(RT-CGM) system on oxidative stress and mort......
Objective To determine the incidence and the predictors of diabetes ketoacidosis(DKA)in Chinese type l diabetics so as t......
Objective To determine vitamin D levels in patients with type 1 diabetes mellitus (T1DM) ,and to explore the relationshi......
Lower grade chronic inflammation is associated with obstructive sleep apnea syndrome in type 2 diabe
Objective To investigate whether the existence of obstructive sleep apnea syndrome(OSAS)in patients with type 2 diabetes......
A study was made on the hydroxylation of six macrocyclic bicopper complexes withbridge of SCN~-, Cl~-, Br~-, I~-, N_3~-......
Investigation of single MoFe_3S_4 cubane-like clusters Ⅳ.Synthesis and structure of a novel doublybr
By reacting(NH_4)_2 MoS_4,FeCl_2 and Me_2dtc Na at room temperature,we have synthesizedin one pot two single cubane-lik......
Photooxidation of citronitrile followed by esterification gives two new perfume prod-ucts: acetic esters of 2-methyl-6-......
Spectrophotometric-Complexometric Titrations(Ⅲ)——The Titration of Micro-quantities of Titanium (Usin
When DCTA is used as the titrant,benzilic acid is a specific masking agent for Ti (IV).Using the DCTA-benzilic acid mas......
The correlation between serum uric acid level and early- phase insulin secretion in subjects with no
Objective To investigate the correlation between serum uric acid(SUA)level and early-phase insulin secretion in subjects......
Objective To investigate the association between anxiety and hemoglobin A1c(Hb A1c)in patients with type 2 diabetes mell......
Objective To investigate the correlation between DDAH2 gene-449G/C polymorphism and plasma ADMA levels in patients with ......
Objective To study related factors with atherogenic index of plasma in male type 2 diabetic patients. Methods 133 male p......
TARIM Basin is the biggest sedimentary basin in China, and it is also an important area of oil
TARIM Basin is the bigg......
