[PDF] Top 20 Synthesis and Reactions of Highly Protected Mannosamines
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Synthesis and Reactions of Highly Protected Mannosamines
... sis and Re ac tions of Highly Pro tected Mannosamines Jia-Cheng Shieu a ( ), Yeng-Jeng Shaw a ( ) and Tien-Yau Luh a , b * ( ) a De part ment of Chem is try, Na tional Tai wan ... See full document
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Chelation-Assisted Regioselective C?O Bond Cleavage Reactions of Acetals by Grignard Reagents. A General Procedure for the Regioselective Synthesis of Protected Polyols Having One Free Hydroxy Group
... such reactions. Reductive cleavage of benzylidene acetals or the like has been used for the regioselective synthesis of certain monosaccharide ...mixture of regioisomers is occasionally ... See full document
8
Synthesis and reactions of some sulfur ylide complexes of palladium
... relaxation of surface plasmon coherent electronic motions followed by the recom- bination of the d-band holes and the sp-band electrons lead to the enhanced PL of gold since the wavelength ... See full document
7
SYNTHESIS OF XANTHENES, INDANES, AND TETRAHYDRONAPHTHALENES VIA INTRAMOLECULAR PHENYLCARBONYL COUPLING REACTIONS
... Full terms and conditions of use: http://www.informaworld.com/terms-and-conditions-of-access.pdf This article may be used for research, teaching and private study purposes. Any ... See full document
17
Asymmetric Organocatalytic Synthesis of Highly Substituted Cyclohexenols by Domino Double-Michael Reactions of 1-Hydroxy-1,4-dien-3-ones and 2-Alkylidenemalononitriles
... Domino reactions / Michael addition / Cinchona alkaloids / Enones / Carbocycles A facile asymmetric synthetic protocol to afford 4-hydroxy-3-keto- 2,6-disubstituted-cyclohex-3-ene-1,1-dicarbonitriles has been ... See full document
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Synthesis of 2,5-disubstituted thienosultines and their thermal reactions with dienophiles and nucleophiles
... application of hetero- cyclic fused o-QDM in Diels-Alder reactions, 3 and in this work R,R′-disubstituted thienosultines are synthesized to find out whether sultines react through the mechanism ... See full document
9
Synthesis, Structures, Solution Behavior, and Reactions of Thiolato-Bridged Diruthenium Carbonyl Phosphine Complexes
... 9 and an anti form for 11, based on the two observed 13 C NMR doublets at ...3 and 7-10 or an anti form like 6 and 11, or they may involve an equilibrium mixture of syn and anti forms ... See full document
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Synthesis of furan-, thiophene- and pyrrole-fused sultines and their application in Diels-Alder reactions
... The low to medium yields of these reactions of furanosultine 8 with various dienophiles are disappointing, however, as their reaction products are different from those report[r] ... See full document
3
Insertion reactions of phenyl isocyanate into hafnium nitrogen bonds: synthesis and reactivity of hafnium complexes bearing substituted pyrrolyl ligands
... stirring of 1 with 2 equiv. of PhNCO in tol- uene at room temperature for 6 days, a mixture of com- pounds 2 and [C 4 H 3 N(CH 2 NMe 2 )-2]Hf[PhNC(NEt 2 ) O] 3 (3) can be obtained according to ... See full document
8
Chiral Phosphinophenyloxazolines Bearing Alkoxymethyl Substituents: Synthesis and Application in the Palladium Catalyzed Allylic Substitution Reactions
... Department of Chemistry, National Taiwan University, Taipei 106, Taiwan, ...3 and 4 bearing 4-alkoxymethyl substituents on the oxazoline ring with (R)-configuration were prepared from L -serine methyl ester ... See full document
8
Synthesis of Symmetric and Unsymmetric 1,1'-Dialkenylferrocenes via Samarium Diiodide Promoted Reactions of 1,1'-Diacetylferrocene with Halides
... ment of Chem is try, Na tional Tai wan Uni ver sity, Tai pei, Tai wan 106, ...-diacetylferrocene and ap pro pri ate benzyl bro mides by the pro mo tion of sa mar ium ...tion of both sym met ... See full document
6
Synthesis and Diels-Alder reactions of furo[2,3-c]pyrroles and benzofuro[2,3-c]pyrroles
... After the mixture was cooled in an ice bath, the solid was removed by filtration and washed with carbon tetrachloride... SI-IA et al.[r] ... See full document
10
Formation of Molybdenum Borides and Their Composites by Combustion Synthesis with Solid-phase Displacement Reactions 許瑋升、葉俊良
... formation of molybdenum boride (MoB) was conducted by self-propagating high- temperature synthesis (SHS) using compacted samples from elemental powder ...the synthesis of monolithic MoB, ... See full document
2
Conversion of the cluster core structure via CO elimination and activation of the coordinated hydrocarbon ligand. Synthesis and reactions of WOs3Cp(CO)10(CMeCMeCCPh)
... Herein we report the activation of this C4 hydrocarbon ligand via C O elimination and the sequential conversion of the cluster core from the spiked triangle to the tetrah[r] ... See full document
3
Synthesis of Polysubstituted Benzothiophenes and Sulfur-Containing Polycyclic Aromatic Compounds via Samarium Diiodide Promoted Three-Component Coupling Reactions of Thiophene-2-carboxylate
... Department of Chemistry, National Taiwan University, Taipei 106, Taiwan, Republic of China ...promotion of samarium diiodide, thiophene-2-carboxylate reacted with 2 equiv of ketones at the C-4 ... See full document
8
Synthesis and Characterization of Adducts Formed in the Reactions of Safrole 2’,3’-Oxide with 2’-Deoxyadenosine, Adenine, and Calf Thymus DNA
... min and maintained for 90 min. Spectroscopic and Spectrometric Methods: 1 H NMR spectra were measured with a 300 or 500 MHz ...HMQC, and HMBC were carried out to simplify spectra and aid peak ... See full document
12
Synthesis and Characterization of Adducts Formed in the Reactions of Safrole 2',3'-Oxide with 2'-Deoxyadenosine, Adenine, and Calf Thymus DNA
... Spectroscopic and Spectrometric Methods: 1 H NMR spectra were measured with a 300 or 500 MHz ...HMQC, and HMBC were carried out to simplify spectra and aid peak ...positions of the DNA adducts ... See full document
9
Synthesis of Thermally Stable and Highly Active Bimetallic Au?Ag Nanoparticles on Inert Supports
... support and calcination at 500 ° C for removal of CTAB, the particles were remarkably enlarged to 20-30 ...presence of H 2 in the reacting ...small and uniform Au-Ag alloy particles on a ... See full document
9
Synthesis of Highly Active Ag/Pd Nanorings for Activating Electroless Copper Deposition
... 1. Synthesis of Highly Active Ag/Pd Nanorings for Activating Electroless Copper Deposition ...nanoparticles of different shapes have the potential to be used as catalysts in organic 1-3 ... See full document
17
Synthesis and characterization of porphyrin sensitizers with various electron-donating substituents for highly efficient dye-sensitized solar cells
... potentials of these porphyrins; the electrochemical reactions of these compounds were measured under ambient ...energy of the dye, at a potential greater than that of the I /I 3 ... See full document
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