Results 41 to 50 of about 64,409 (320)

Faecal leukocyte esterase activity is an alternative biomarker in inflammatory bowel disease [PDF]

open access: yes, 2015
Background: Leukocyte cytosolic proteins (e.g., calprotectin) are emerging biomarkers for inflammatory bowel disease. Leukocyte aryl esterase activity has been commonly used for sensitive detection of leukocytes in human body fluids such as urine.
De Vos, Martine   +5 more
core   +2 more sources

Absorbate-Induced Piezochromism in a Porous Molecular Crystal [PDF]

open access: yes, 2015
Atmospherically stable porous frameworks and materials are interesting for heterogeneous solid–gas applications. One motivation is the direct and selective uptake of pollutant/hazardous gases, where the material produces a measurable response in the ...
Butler, KT   +9 more
core   +3 more sources

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Synthesis of Chromone-Related Pyrazole Compounds

open access: yesMolecules, 2017
Chromones, six-membered oxygen heterocycles, and pyrazoles, five-membered two-adjacentnitrogen- containing heterocycles, represent two important classes of biologically active compounds.
Clementina M. M. Santos   +2 more
doaj   +1 more source

Cycloadditions of cyclohexynes and cyclopentyne. [PDF]

open access: yes, 2014
We report the strategic use of cyclohexyne and the more elusive intermediate, cyclopentyne, as a tool for the synthesis of new heterocyclic compounds. Experimental and computational studies of a 3-substituted cyclohexyne are also described.
Garg, Neil K   +4 more
core   +2 more sources

Ambient‐Dried MOF/Cellulose‐Based Aerogels for Atmospheric Water Harvesting and Sustainable Water Management in Agriculture

open access: yesAdvanced Functional Materials, EarlyView.
Ambient‐dried composite aerogels integrating MOF‐303, TEMPO‐oxidized cellulose nanofibers (TOCNF), and hygroscopic salts enable high‐performance atmospheric water harvesting (AWH), achieving competitive uptake at both low and high humidity. Enhanced with a solar‐evaporation layer, these scalable aerogels support self‐sustained plant growth in a ...
Ahmadreza Ghaffarkhah   +12 more
wiley   +1 more source

Crystal structure and molecular docking studies of new pyrazole-4-carboxamides

open access: yesHeterocyclic Communications, 2019
Two pyrazol-4-carboxamides, 3-(difluoromethyl)-N-(mesitylcarbamoyl)-1-methyl-1H-pyrazole-4-carboxa-mide (7a) and 3-(difluoromethyl)-N-((3,5-dimethylphenyl) carbamoyl)-1-methyl-1H-pyrazole-4-carboxamide (7b) were synthesized and their structures were ...
Qiao Li   +6 more
doaj   +1 more source

Rhenium(Iv) Complexes with Pyrazole and Substituted-pyrazoles

open access: yes, 1989
Department of Chemistry,Jadavpur University. Calcutta-700 082 Manuscript received 10 February 1988, revised 26 September 1988, accepted 14 December 1988 IN this paper we report rhenium(Iv) complexes of the type Re2 O2 Cl4,L4, where L=pyrazole (Pz), 3-methylpyrazole (MePz), 3,5-dimethylpyrazole (DmPz), 3,4,5-trimethylpyrazole (TmPz) and 1,3,4,5 ...
SHYMAL ROY CHOWDHURY   +2 more
openaire   +2 more sources

Seven coordinate molybdenum and tungsten complexes containing Tpm and Tpm derivatives and the impact of ligand substitution on NMR chemical shifts [PDF]

open access: yes, 2019
A series of known and new seven coordinate molybdenum and tungsten complexes of tris(pyrazolyl)methane (Tpm) and substituted Tpm, [TpmM(CO)3X]+, have been synthesized. Depending on the identity of X, (bromo, iodo, hydrido) and the substitution of the Tpm
Seager, Cole
core   +1 more source

Design, synthesis, docking studies and monoamine oxidase inhibition of a small library of 1-acetyl- and 1-thiocarbamoyl-3,5-diphenyl-4,5-dihydro-(1h)-pyrazoles [PDF]

open access: yes, 2019
New N-acetyl/N-thiocarbamoylpyrazoline derivatives were designed and synthesized in high yields to assess their inhibitory activity and selectivity against human monoamine oxidase A and B.
Carradori, Simone   +8 more
core   +1 more source

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