48 items found

Tags: Biological Sciences not elsewhere classified Chemical Sciences not elsewhere classified Evolutionary Biology keywords.Biochemistry keywords.General Chemistry

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  • publication

    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...
  • publication

    Modulation of T2 Relaxation Time by Light-Induced, Reversible Aggregation of ...

    A reversible T2 contrast agent consisting of cross-linked anionic dextran coated iron oxide nanoparticles covalently coupled to a light-sensitive spiropyran (SP)/merocyanine...
  • publication

    Pressure-Induced Amorphization and Porosity Modification in a Metal−Organic F...

    The impact of modest, industrially accessible pressures (0−1.2 GPa) on the structure and porosity of the zeolitic imidazolate framework Zn(2-methylimidazole)2, ZIF-8, was...
  • publication

    How to Design Linear Allenic-Type Trisilaallenes and Trigermaallenes

    A theoretical prescription as to how to design allenic-type linear trisilaallenes and trigermaallenes is provided. Until now, all of the heavier group − 14 analogues of allene...
  • publication

    Rational Design of Cavitand Receptors for Mass Sensors

    This Communication describes a rational approach to the fabrication of selective mass sensors, using multiple hydrogen-bonding type interactions encoded in a single cavitand...
  • publication

    Total Synthesis of (±)-Chartelline C

    The first total synthesis of (±)-chartelline C in a concise 10-step sequence is reported. Highlights of the completion of this decades-old puzzle include (1) chemo- and...
  • publication

    Au@ZIF-8: CO Oxidation over Gold Nanoparticles Deposited to Metal−Organic Fra...

    Gold nanoparticles (NPs) were deposited to a zeolite-type metal−organic framework (MOF) by a simple solid grinding method. A catalyst, Au@ZIF-8, represents the first example of...
  • publication

    High-Precision Catalysts: Regioselective Hydroformylation of Internal Alkenes...

    We report the formation of high-precision catalysts using encapsulated rhodium complexes. In the current example, the encapsulated rhodium catalyst shows unprecedented high...
  • publication

    Spectroscopy and Electrochemistry of Ruthenium-Modified Nucleic Acids: Design...

    Electron transfer (ET) reactions through DNA have been the subject of numerous investigations due to the implications for light-induced DNA damage and the quest for...
  • publication

    Highly Porous and Robust 4,8-Connected Metal−Organic Frameworks for Hydrogen ...

    Highly porous and robust metal−organic frameworks (MOFs) were constructed based on aromatics-rich octa-carboxylate ligands and copper paddle-wheel building units. Each...
  • publication

    A Selective and Sensitive Fluoroionophore for HgII, AgI, and CuIIwith Virtual...

    A Selective and Sensitive Fluoroionophore for HgII, AgI, and CuII with Virtually Decoupled Fluorophore and Receptor Units
  • publication

    Coordination Copolymerization of Severely Encumbered Isoalkenes with Ethylene...

    This contribution describes the implementation of the binuclear organotitanium “constrained geometry catalysts” (CGCs),...
  • publication

    Responsive Periodic Mesoporous Polydiacetylene/Silica Nanocomposites

    Responsive PMO materials have been synthesized through co-assembly of bridged diacetylenic silsesquioxane and surfactant. The spatially defined polydiacetylenic component,...
  • publication

    Caged Progesterone: A New Tool for Studying Rapid Nongenomic Actions of Proge...

    Ketalization of the biomolecule progesterone with (6-bromo-7-hydroxycoumarin-4-yl)ethane-1,2-diol gives the photolabile progesterone derivatives 3 and 4. These compounds display...
  • publication

    Intermolecular C−H Bond Activation Reactions Promoted by Transient Titanium A...

    The neopentylidene−neopentyl complex (PNP)TiCHtBu(CH2tBu) (2; PNP- = N[2-P(CHMe2)2-4-methylphenyl]2), prepared from the precursor (PNP)TiCHtBu(OTf) (1) and LiCH2tBu, extrudes...
  • publication

    Spectroscopic Rationale for Efficient Stimulated-Emission Depletion Microscop...

    We report a rationale for identifying superior dyes for stimulated-emission depletion (STED) microscopy. We compared the dyes pPDI and pTDI, which displayed excellent...
  • publication

    Bifunctional Asymmetric Catalysis: Amplification of Brønsted Basicity Can Ort...

    The reactivity of a series of symmetrical chiral Bronsted acids (polar ionic hydrogen-bond donors) follows the counterintuitive trend wherein the more Bronsted basic member is a...
  • publication

    Structure and Design of Potent and Selective Cathepsin K Inhibitors

    Structure and Design of Potent and Selective Cathepsin K Inhibitors
  • publication

    Metal Carbene-Promoted Sequential Transformations for the Enantioselective Sy...

    A two-step, three-component coupling of an alkyne, enol ether, and vinyl diazoester was accomplished by use of successive metal carbene-catalyzed transformations. This efficient...
  • publication

    Structure Sensitivity of Methanol Electrooxidation on Transition Metals

    We have investigated the structure sensitivity of methanol electrooxidation on eight transition metals (Au, Ag, Cu, Pt, Pd, Ir, Rh, and Ni) using periodic, self-consistent...