terminal and non terminal alkynes partial hydrogenation catalyzed by some d8 transition metal co
Syntheses and catalysis of transition metal complexes with hemilabile ligands 1
Ngày tải lên :
11/09/2015, 10:18
... of ligands with mixed hybrid donors and their corresponding metal (namely nickel, chromium, palladium and rhodium) complexes Structural and catalytic studies on these transition metal complexes ... cross-coupling of aryl bromides and aryl boronic acids catalyzed by Pd2(dba)3 with ligand L1o 102 Table 5.3 sp2-sp2 Suzuki cross-coupling of aryl chlorides and aryl boronic acids catalyzed by ... chemistry and catalysis.25 11 Chapter Equation 1.1 Reaction of phosphine-ester and phosphine-ketone ligands with Ni(COD)2.25b 1.3.1.3 Phosphine-alcohol and phosphine-phenol ligands In alcohol containing...
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Syntheses and catalysis of transition metal complexes with hemilabile ligands
Ngày tải lên :
11/09/2015, 10:18
... reduction of acetophenone when the isolated Rh(I) complex was used compared to that when the ligand and [RhCl(COD)]2 were used in situ (ee = 60%) Encouraged by the results with acetophenone, we attempted ... Suzuki cross-coupling of aryl chlorides and aryl boronic acids catalyzed by Pd2(dba)3 with ligand L1o.a RX + R'-B(OH)2 Pd2(dba)3/ligand L1o Cs 2CO3 , THF PhB(OH)2 mol% Pd Reaction conditionsb r.t., ... (ligand L1k-o) has a variable group on the imine with a constant tBu on the phosphine Ligand L1a is known to support Pd -catalyzed Suzuki coupling of aryl chlorides and aryl boronic acids8a-b and...
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Báo cáo khoa học: The ATPase activities of sulfonylurea receptor 2A and sulfonylurea receptor 2B are influenced by the C-terminal 42 amino acids doc
Ngày tải lên :
06/03/2014, 11:20
... channels containing SUR2B subunits but blocked those composed of SUR2A [6] The current consensus is that channel opening is enhanced by MgADP occupation of site and that activation by MgATP requires ... hydrolysis by MgADP and beryllium fluoride MgADP inhibited ATP hydrolysis by NBD1, NBD2A and NBD2B with a Ki of 305–443 lm (Fig 4A; Table 2) Inhibition was unchanged by mixing NBD1 and NBD2 (Fig ... from the conformational constraints imposed by their TMDs, behave very differently from their full-length cousins, and our data give further support for this idea [15,16] ATP hydrolysis by full-length...
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báo cáo khoa học: " Haplotyping, linkage mapping and expression analysis of barley genes regulated by terminal drought stress influencing seed quality" pot
Ngày tải lên :
11/08/2014, 11:21
... GBS3193 and GBS3250 belong to the same mapped abiotic stress marker scsnp04853, mapped to chromosome H in [7] On chromosome H, GBS3244 is covered by scsnp00592, GBS3138 by scsnp01644 and GBS3158 by ... harvested by hand and TGW and seed quality was determined in Nordsaat seed quality laboratory Correlation analysis was carried out between TGW data and starch content under drought stress To consider ... marker study and co- edited the part of manuscript, along with UW who conceived the study NS coordinated the work of the GABI-GRAIN consortium, contributed to the development of concepts, conducted...
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Báo cáo y học: "Streptococcus pneumoniae induced c-Jun-N-terminal kinase- and AP-1 -dependent IL-8 release by lung epithelial BEAS-2B cells" doc
Ngày tải lên :
12/08/2014, 16:20
... infection by chromatin immunoprecipitation AP1 repressor A-Fos reduced IL-8 release induced by pneumococci but not by TNFα In contrast, antisense-constructs targeting the AP-1 subunits Fra1 and Fra2 ... removed and 1% formaldehyde was added After min, cells were washed in ice-cold 0.125 M glycin in PBS and then rapidly collected in ice cold PBS, centrifuged and washed twice with ice cold PBS ... CXC, as well as Th1 and Th2 cytokines and growth factors by human lung S pneumoniae induce the release of distinct CC and CXC, as well as Th1 and Th2 cytokines and growth factors by human lung epithelial...
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1801-1807 - the other post-Kantian Jacob Friedrich Fries and non-Romantic Sentimentalism
Ngày tải lên :
01/11/2013, 08:20
... thing-in-itself; and, taking over Jacobi’s main point, he was convinced that the “foundation” of the Kantian enterprise had to rest on some kind of immediate, non- inferentially known “faith” that itself could ... argumentation through the confounding of the concept of difference with that of contradiction each synthesis is supposed to consist in the dissolving of a contradiction and in that way [it] ... between the unconditional demands of duty and the conditional, sensible facts of our desires, there is only a “conflict of ends,” which is resolved by assuming God and immortality on the basis...
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Tài liệu BANK AND NON BANK FINANCIAL INTERMEDIATION pdf
Ngày tải lên :
17/02/2014, 21:20
... that form part of conglomerates are less profitable than comparable nonconglomerate firms (see, e.g., Graham, Lemmon, and Wolf (2002) and Campa and Kedia (2002)) Consequently, conglomerates will ... introducing contingencies into transfers between economic agents is costly, with the costs being higher when contingencies are invoked more frequently, and when more bilateral transfers are made contingent ... contingent Models of costly enforcement, costly collateral seizure, and costly renegotiation would all share these broad features, and so would lead to similar results (although of course the details...
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Tài liệu Allergic and Non‐Allergic Sinusitis for the Primary Care Physician: Pathophysiology, Evaluation and Treatment pdf
Ngày tải lên :
19/02/2014, 08:20
... obstruction; and/ or (4) prophylactic use of nasal steroids, mucolytics, and decongestants without benefit. (15, 16) FACIAL PAIN AND PRESSURE WITH AIR TRAVEL Nasal congestion secondary to sinusitis and other conditions is a relative contraindication to air travel. This ... Viral cold C Trauma D Sinusitis E Aminoglycoside Nasal congestion secondary to sinusitis and other conditions is a relative contraindication to air travel. The risks of flying with nasal congestion include all of the following EXCEPT: ... which vary slightly depending on the source. ¹³ Major criteria generally include facial pain and pressure, facial congestion and fullness, nasal congestion and obstruction, nasal discharge, purulence and discolored nasal drainage, hyposmia or anosmia, and fever (for acute sinusitis). Minor criteria include headache, fever, halitosis, fatigue, dental ...
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Tài liệu Báo cáo khóa học: Non-specific depolymerization of chitosan by pronase and characterization of the resultant products pptx
Ngày tải lên :
19/02/2014, 12:20
... for comparison of band absorbance Absence of a sharp and convoluted spectral band around 3600–3000 cm)1 in the spectra of both chitosan and LMWC indicated the absence of free -OH groups and the ... re-N-acetylated and subjected to a second charcoal-Celite chromatography phase wherein the water-washing removed the enzyme and alkali, and elution with 60% ethanol resulted in the recovery of re-N-acetylated ... molecularmass)andchitosanmolecularmassstandards.Fractions I and II obtained after charcoal-Celite column chromatography were subjected to GPC using a Biogel P2 column (100 · 0.8 cm, Bio-Rad laboratories) equilibrated with water and...
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Permitted water pollution discharges and population cancer and non-cancer mortality: toxicity weights and upstream discharge effects in US rural-urban areas doc
Ngày tải lên :
06/03/2014, 23:20
... http://www.ij-healthgeographics.com/content/11/1/9 Page of 15 Table Multiple regression coefficients, standard errors (SE), and p-values Metropolitan Adjacent non- metropolitan Non- adjacent non- metropolitan Coeff (SE) P< Coeff ... non- white Hispanic, percent Asian American, percent other non- white race (percent white serving as the referent), metropolitan county, and non- metropolitan adjacent county (non- metropolitan and ... discharges and public health outcomes The GWR procedure cycles through each county and conducts a multiple linear regression for each county in the dataset, using only the nearby counties In...
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Báo cáo khoa học: Kinetics of enzyme acylation and deacylation in the penicillin acylase-catalyzed synthesis of b-lactam antibiotics pptx
Ngày tải lên :
08/03/2014, 08:20
... NIPGB, NIPAOB and p-NPA For NIPGB and NIPAOB, the final enzyme concentration was lM and substrate concentration was 10ÆKm For p-NPA the final enzyme concentration was lM and substrate concentration ... with and without bound nucleophile The rate constants for the acylation of the enzyme are given by k2, k2N and khQ, whereas ks, kh1 and kh2 are the rate constants for deacylation KQ, KAD and KN, ... fit and the information content of the data were checked by inspecting the value for the model selection criterion, standard deviations for the 95% confidence interval of the parameter values and...
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RECRUITMENT IN EXECUTIVE AND NON-EXECUTIVE CADRE pot
Ngày tải lên :
09/03/2014, 00:20
... The Constitution (Andarnan and Nicobar Islands) Scheduled Tribes Order, 1959 @ as amended by the Scheduled Castes and Scheduled Tribes Order (Amendment)Act, 1976 The Constitution (Dadra and Nagar ... services of the Company and the inconvenience caused thereby will be at his/her cost and consequences 10 IMPORTANT GENERAL INSTRUCTIONS: (1) Prescribed qualifications are minimum and mere possession ... services of the Company and the inconvenience caused thereby will be at his/her cost and consequences IMPORTANT GENERAL INSTRUCTIONS: (1) Prescribed qualifications are minimum and mere possession...
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Doctor of Philosophy in Mathematics Linear and Non-linear Operators, and The Distribution of Zeros of Entire Functions
Ngày tải lên :
10/03/2014, 16:15
... and g are in proper position and write f g if one of the following conditions holds: (1) f and g have interlacing zeros with form (i) or (iv) in Definition 22 and the leading coefficients of f and ... and ϕ1 (z) has genus or 1, and g(z) = m k=1 (z +αk ) be an even polynomial with non- negative real coefficients and at least one non- real zero Then for all z ∈ R and all non- negative integers k, ... z2 |(cot(π/n))] In consideration of entire functions as the one presented in Example 4, and results such as Theorems and 6, a satisfying complex analogue of Rolle’s theorem has not been discovered,...
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Comparision between background concentration of arsenic in urban and non urban areas of florida
Ngày tải lên :
15/03/2014, 23:22
... correlation between concentrations of arsenic and concentrations of Al and Fe in surface soils of Poland He concluded that levels of most elements were mainly controlled by the minerals (Fe and ... conducted in both urban and non- urban areas in Denmark and Holland showed T Chirenje et al / Advances in Environmental Research (2003) 137–146 144 Table Correlation coefficientsa of arsenic concentrations ... significant (as0.05) correlation between arsenic concentrations and total Fe and Al concentrations in non- urban soils (Table 4) Both Fe and Al react with the arsenate to form stable, immobile compounds...
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Valuing Traded and Non-traded Commodities in Benefit-Cost Analysis pptx
Ngày tải lên :
16/03/2014, 01:20
... we have been consistent: we either valued both traded and non- traded commodities at domestic prices (UNIDO), or we valued them both at border prices (LM) Could UNIDO and LM give conflicting results? ... Hence, a commodity will be non- traded if: f.o.b price < domestic price < c.i.f price If we wanted to allow for the effect of tariffs and export taxes, we could amend the condition for non- tradeability ... international markets When we value traded and non- traded commodities in a benefitcost analysis, we need to use the same set of prices to value or cost all commodities We can either use the domestic...
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Báo cáo khoa học: Kinetic deuterium isotope effects for 7-alkoxycoumarin O-dealkylation reactions catalyzed by human cytochromes P450 and in liver microsomes Rate-limiting C-H bond breaking in cytochrome P450 1A2 substrate oxidation pdf
Ngày tải lên :
16/03/2014, 13:20
... substrates and comparing the v versus S plots (Figs and 3, and Tables and 3) The patterns were very similar for 7-OMe and 7-OEt coumarin, with P450 1A2 showing high isotope effects (8–16) and P450 ... effects for Fig Oxidation reactions with coumarins catalyzed by P450s 2224 7-OEt coumarin O-deethylation by some rat P450 enzymes (today known as P450s 2B1 and 1A1) However, these high isotope effects ... Authors Journal compilation ª 2006 FEBS K.-H Kim et al P450 coumarin dealkylation isotope effects Table Rates of 7-OMe coumarin O-demethylation and 3-hydroxylation and intermolecular noncompetitive...
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Báo cáo khoa học: Analysis of the transcarbamoylation-dehydration reaction catalyzed by the hydrogenase maturation proteins HypF and HypE pot
Ngày tải lên :
16/03/2014, 18:20
... wild-type and mutant HypE proteins in the transcarbamoylation/dehydration reaction Four micromoles of wild-type HypE protein (lanes and 2), of HypED (lanes and 4), HypE [D83 N] (lanes and 6) and HypE [D83 N ... developed for construct a variant lacking the codon for the C -terminal purification of HypE from the wild-type and essentially cysteine It was achieved by inverse PCR [21] employing the the same could ... clones was accomplished by miniof 20 lgÆmL)1 each of phenylmethylsulfonyl fluoride and preparation followed by SacII digestion and its authenticity DNAse I, the cells were broken by a passage...
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Báo cáo khoa học: "CATEGORIAL AND NON-CATEGORIAL LANGUAGES" doc
Ngày tải lên :
17/03/2014, 20:20
... if and only if R contains a partial combination rule and a combination rule in the reverse direction Proof The "if" part follows for { F P , B s }by lemmas 1, 2, and It follows for { B P ,F } by ... left of d and all occurrences of a and b on the left of c get assigned A and B respectively Similarly all a and b on the right of c, get assigned to the complex category as defined by F It follows ... of Computation, PrenticeHall, 1981 Aravind K Joshi, "Factoring reeursion and dependencies: an aspect of tree adjoining grammars and a comparison of some formal properties of TAGs, GPSGs, PLGs and...
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Báo cáo khoa học: "Unsupervised Recognition of Literal and Non-Literal Use of Idiomatic Expressions" potx
Ngày tải lên :
17/03/2014, 22:20
... chain linking child and play which points to the literal usage here 756 “fire AND coal” would be expanded to “fire AND coal”, “fires AND coal”, “fire AND coals”, and “fires AND coals”) The inflected ... where x and y are the two words whose association strength is computed (e.g., fire and coal), f (x) is the page count returned by the search engine for the term x (and likewise for f (y) and y), ... approaches, on the other hand, rely on text corpora, and model relatedness by comparing the contexts in which two words occur, assuming that related words occur in similar context (e.g., Hindle (1990),...
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