Found 9617 Results / Page 236 of 481
2018 / Macromolecules
3-Methyl-4-aza[6]helicene (A6H) enantiomers were synthesized and proposed as high-performance visible light photoinitiators and/or photosensitizers for the free radical polymerization (FRP)… Continue reading Visible Light Chiral Photoinitiator for Radical Polymerization and Synthesis of Polymeric Films with Strong Chiroptical Activity
2018 / Inorganic Chemistry Frontiers
We investigated whether the ‘Pfeiffer effect’ of optically inactive Eu(fod)3 (fod = 6,6,7,7,8,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionate) is detectable when it is dissolved in… Continue reading Unveiling controlled breaking of the mirror symmetry of Eu(fod)3 with α-/β-pinene and BINAP by circularly polarised luminescence (CPL), CPL excitation, and 19F-/31P{1H}-NMR spectra and Mulliken charges
2007 / ChemPhysChem
he chiral perylene dimer shows strong fluorescence with quantum efficiency as high as 88 % and with significantly large circularly polarized… Continue reading Circularly Polarized Luminescence of a Fluorescent Chiral Binaphtylene–Perylenebiscarboxydiimide Dimer
2005 / Angewandte Chemie
A chiral polymer resulted from the polycondensation of an achiral monomer in a chiral nematic liquid crystal (N * -LC)… Continue reading Optically Active Conjugated Polymers Prepared from Achiral Monomers by Polycondensation in a Chiral Nematic Solvent*
2013 / Chirality
UV, circular dichroism (CD), fluorescence and circularly polarized luminescence (CPL) spectra were recorded for a set of four related [2.2.1]… Continue reading Experimental and Calculated CPL Spectra and Related Spectroscopic Data of Camphor and Other Simple Chiral Bicyclic Ketones
2008 / New Journal of Chemistry
The sign of circularly polarized luminescence (CPL) of a chiral 21-helical columnar organic fluorophore was successfully controlled in the solid-state… Continue reading Control of circularly polarized luminescence (CPL) properties by supramolecular complexation
2007 / Tetrahedron Letters
By using (1R,2R)-1,2-diphenylethylenediamine as a chiral molecule and 2-anthracenecarboxylic acid as a fluorescent molecule, we created a chiral supramolecular organic… Continue reading Solid-state optical properties of a chiral supramolecular fluorophore consisting of chiral (1R,2R)-1,2-diphenylethylenediamine and fluorescent carboxylic acid derivatives
2007 / Macromolecules
Inductive asymmetric polymerization from achiral monomers is achieved through the use of cholesteric liquid crystal as an asymmetric reaction solvent.… Continue reading Cholesteric Liquid Crystal Inductive Asymmetric Polymerization: Synthesis of Chiral Polythiophene Derivatives from Achiral Monomers in a Cholesteric Liquid Crystal
2018 / Journal of Chemical Sciences
The antibacterial efficacy of a Cu(II) complex of 2-hydroxyphenyl-azo-2′-naphthol2-hydroxyphenyl-azo-2′-naphthol (HPAN) was studied on gram-positive Bacillus subtilis and gram-negative Escherichia coli. In vitroantimicrobial activity was determined by… Continue reading Modification of the toxicity of an azo compound through complex formation help target bacterial strains
2018 / Electrophoresis
A novel, fast and economic chiral HPLC method was developed and validated for the resolution of the four isomers of… Continue reading Enantiomeric quality control of R‐Tofisopam by HPLC using polysaccharide‐type chiral stationary phases in polar organic mode
2018 / Journal of Biological Chemistry
The classical microbial strategy for depolymerization of β-mannan-containing polysaccharides involves the synergistic action of at least two enzymes, endo-1,4-β-mannanases and… Continue reading Structural basis of exo-β-mannanase activity in the GH2 family
2018 / JACS
Protein aggregation is typically attributed to the association of homologous amino acid sequences between monomers of the same protein. Co-aggregation… Continue reading Hetero-oligomeric Amyloid Assembly and Mechanism: Prion Fragment PrP(106-126) Catalyzes the Islet Amyloid Polypeptide β-Hairpin
2018 / International Journal of Food Science & Technology
We investigated the effect of peroxyl radicals (ROO·), which are products of lipid peroxidation, on the structure and gel properties… Continue reading Effect of peroxyl radicals on the structure and gel properties of isolated rabbit meat myofibrillar proteins
2018 / Applied Microbiology and Biotechnology
Nitrile hydratase (NHase) has attracted considerable attention since it can efficiently catalyze the hydration of nitriles to valuable amides. However,… Continue reading Evidence for the participation of an extra α-helix at β-subunit surface in the thermal stability of Co-type nitrile hydratase
2018 / ACS Applied Biomaterials
Amyloid aggregation is observed in many neurodegenerative diseases but the formation of final plaque seldom correlates to the disease severity.… Continue reading Modulating Early Stage Amyloid Aggregates by Dipeptide Linked Perylenebisimides: Structure Activity Relationship, Inhibition of Fibril Formation in Human CSF and Aβ1-40
2018 / The Journal of Physical Chemistry B
Understanding the folding mechanism of proteins requires detailed knowledge of the roles of individual amino acid residues in stabilization of… Continue reading Effect of Mutations on the Global and Site-Specific Stability and Folding of an Elementary Protein Structural Motif
2018 / Scientific Reports
Determination of the absolute configrations for natural products is one of the most important and challenging tasks, especially when the… Continue reading Absolute Configurations of 14,15-Hydroxylated Prenylxanthones from a Marine-Derived Aspergillus sp. Fungus by Chiroptical Methods
2018 / Food Science & Nutrition
The oyster protein was ball milling treated in this work, and the effects on particle size, conformation, physicochemical properties, and in… Continue reading Effects of ball milling treatment on physicochemical properties and digestibility of Pacific oyster (Crassostrea gigas) protein powder
2018 / Molecular and Cellular Biochemistry
The reaction of free amino groups in proteins with reactive carbonyl species, known as glycation, leads to the formation of… Continue reading Structural effects of methylglyoxal glycation, a study on the model protein MNEI
2018 / Organic & Biomolecular Chemistry
Engineering water-soluble stand-alone β-sandwich mimetics is a current challenge because of the difficulties associated with tailoring long-range interactions. In this… Continue reading Peripheral cyclic β-amino acids balance the stability and edge-protection of β-sandwiches
