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Magnetic Fluorescent Delivery Vehicle Using Uniform Mesoporous Silica Spheres...
We synthesized uniform pore-sized mesoporous silica spheres embedded with magnetite nanocrystal and quantum dots. The magnetic separation, luminescent detection, and controlled... -
Remarkable Effect of Pore Size on the Catalytic Activity of Mesoporous Silica...
The catalytic activity of mesoporous silica (MCM-41) for the acetalization of cyclohexanone shows a volcano-shaped dependence on the pore diameter. The diameter of the... -
Brilliant Sm, Eu, Tb, and Dy Chiral Lanthanide Complexes with Strong Circular...
International audience; The synthesis, characterization, and luminescent behavior of trivalent Sm, Eu, Dy, and Tb complexes of two enantiomeric, octadentate, chiral,... -
Alumina Nanotubes Containing Lithium of High Ion Mobility
We revealed the first example of a crystalline lithium aluminate nanotube with thermal stability prepared by a surfactant-driven hydrothermal procedure. The obtained nanotube... -
Construction of Novel Polycyclic Ring Systems by Transition-Metal-Catalyzed C...
Construction of Novel Polycyclic Ring Systems by Transition-Metal-Catalyzed Cycloisomerization of Ene−Ene−Ynes. Interception of a Carbenoid Intermediate in Skeletal... -
Tunability of Supramolecular Kagome Lattices of Magnetic Phthalocyanines Usin...
Self-assembly of various phthalocyanine (Pc) molecules and a derivative on an epitaxial graphene monolayer (MG) has been investigated by means of in situ ultrahigh vacuum... -
Rational Designs for Highly Proton-Conductive Metal−Organic Frameworks
A novel metal−organic framework (MOF), (NH4)2(adp)[Zn2(ox)3]·3H2O (1) was synthesized and its structure was determined. We propose three types of rational design to introduce... -
The Linkage of Catalysis and Regulation in Enzyme Action. Fluoropyruvate as a...
Pyruvate decarboxylase, a thiamin-diphosphate (ThDP) dependent enzyme from the yeast Saccharomyces cerevisiae (SCPDC), catalyzes the conversion of fluoropyruvate to carbon... -
Highly Luminescent, Triple- and Quadruple-Stranded, Dinuclear Eu, Nd, and Sm(...
The bis(β-diketone) ligands 1,3-bis(3-phenyl-3-oxopropanoyl)benzene, H2L1 and 1,3-bis(3-phenyl-3-oxopropanoyl) 5-ethoxy-benzene, H2L2, have been prepared for the examination of... -
Total Synthesis of the Ristocetin Aglycon
The first total synthesis of the ristocetin aglycon is described employing a modular and highly convergent strategy. An effective 12-step (12% overall) synthesis of the ABCD... -
Discovery of and Mechanistic Insight into a Ligand-Modulated Palladium-Cataly...
We describe the discovery of a new N-heterocyclic carbene-modulated Pd catalyst for the Wacker oxidation that does not require molecular oxygen but instead uses TBHP as a... -
Sugar-containing Polyamines Prepared Using Galactose Oxidase Coupled with Che...
Sugar-containing Polyamines Prepared Using Galactose Oxidase Coupled with Chemical Reduction -
A New Highly Asymmetric Chelation-Controlled Heck Arylation
This communication describes the development of a new highly asymmetric chelation-controlled Heck arylation. The methodology permits formation of 2-aryl-2-methyl cyclopentanones... -
Development of Chiral Nucleophilic Pyridine Catalysts: Applications in Asymm...
TADMAP (1a), a new chiral DMAP catalyst, has been designed to place a C(3)-benzylic trityl group over one face of the pyridine ring, while a C(3)-benzylic acetoxy group creates... -
Highly selective cobalt-catalyzed hydrovinylation of styrene
: The hydrovinylation reaction is a codimerization of a 1,3-diene or vinyl arene and ethene with great potential for fine chemicals and pharmaceuticals. For the first time,... -
Multiplexed Sandwich Immunoassays using Electrochemiluminescence Imaging Reso...
A new class of bead-based microarray that uses electrogenerated chemiluminescence (ECL) as a readout mechanism to detect multiple antigens simultaneously is presented. This... -
Atomic Layer Deposition of Metal Tellurides and Selenides Using Alkylsilyl Co...
Atomic layer deposition (ALD) of metal selenide and telluride thin films has been limited because of a lack of precursors that would at the same time be safe and exhibit high... -
Total Synthesis of Archazolid A.
The archazolids are complex polyketides isolated from the myxobacterium Archangium gephyra and are potent inhibitors of vacuolar type ATPases. Herein, we report the first total... -
Synthesis of (+)-Complanadine A, an Inducer of Neurotrophic Factor Excretion
A total synthesis of the Lycopodium alkaloid (+)-complanadine A is described. Complanadine A has been shown to induce the secretion of neurotrophic factors from 1321N1 cells,... -
Phase-Vanishing Reactions that Use Fluorous Media as a Phase Screen. Facile, ...
In fluorous triphasic reactions, such as bromination of alkenes by dibromine and dealkylation of aromatic ethers by boron tribromide, the middle fluorous phase acts as a liquid...
