Results 21 to 30 of about 5,078 (168)

Discrimination of roast and ground coffee aroma [PDF]

open access: yes, 2012
Background: Four analytical approaches were used to evaluate the aroma profile at key stages in roast and ground coffee brew preparation (concentration within the roast and ground coffee and respective coffee brew; concentration in the headspace of the
AM Costa Freitas   +29 more
core   +3 more sources

Tetrahydropyrazolo[1,5-a]Pyrimidine-3-Carboxamide and N-Benzyl-6′,7′-Dihydrospiro[Piperidine-4,4′-Thieno[3,2-c]Pyran] analogues with bactericidal efficacy against Mycobacterium tuberculosis targeting MmpL3 [PDF]

open access: yes, 2013
Mycobacterium tuberculosis is a major human pathogen and the causative agent for the pulmonary disease, tuberculosis (TB). Current treatment programs to combat TB are under threat due to the emergence of multi-drug and extensively-drug resistant TB.
A Hill   +48 more
core   +3 more sources

Repurposing the KCa3.1 inhibitor senicapoc for Alzheimer's disease. [PDF]

open access: yes, 2019
ObjectiveMicroglia play a pivotal role in the initiation and progression of Alzheimer's disease (AD). We here tested the therapeutic hypothesis that the Ca2+-activated potassium channel KCa3.1 constitutes a potential target for treating AD by reducing ...
Bushong, Trevor   +8 more
core   +2 more sources

Consecutive reactions with sulfoximines: a direct access to 2-sulfonimidoylylidene tetrahydrofurans and 6-sulfonimidoylmethyl- 3,4-dihydro-2H-pyrans [PDF]

open access: yes, 2009
International audience2-Sulfonimidoylylidene tetrahydrofurans and 2-sulfonimidoylylidene-5-vinyl tetrahydrofurans were readily synthesized via a consecutive acylation/SN2 sequence with total regio- and chemoselectivity from Johnson's sulfoximine ...
Bonne, Damien   +8 more
core   +3 more sources

Primary investigation into the occurrence of Hydroxymethylfurfural (HMF) in a range of smoked products [PDF]

open access: yes, 2018
5-hydroxymethylfurfural (HMF) is produced in foods through many different pathways. Recently, studies have revealed its potential mutagenic and carcinogenic properties.
Bouzalakou-Butel, Laura-Artemis   +3 more
core   +2 more sources

Litter Quality of Populus Species as Affected by Free-Air CO2 [PDF]

open access: yes, 2009
The effect of elevated CO2 and nitrogen fertilization on the molecular chemistry of litter of three Populus species and associated soil organic matter (SOM) was investigated by pyrolysis-gas chromatography/mass spectrometry.
Buurman, P., Hoosbeek, M.R., Vermue, E.
core   +4 more sources

A convenient domino access to substituted alkyl 1,2-dihydropyridine- 3carboxylates from propargyl enol ethers and primary amines [PDF]

open access: yes, 2016
A convenient domino access to substituted alkyl 1,2-dihydropyridine-3- carboxylates from propargyl enol ethers and primary amines was reported. A solution of propargyl sinyl ether 1a and p-anisidine in toluene was placed in a microwave-special closed ...
García-Tellado, Fernando   +2 more
core   +1 more source

An acido- and photochromic molecular device that mimics triode action [PDF]

open access: yes, 2016
© The Royal Society of Chemistry 2016. The photo-controlled shift of pH titration curves, describing the acidochromic behaviour of a spiropyran switch network, was harnessed for the realisation of a molecular triode.
Andréasson, Joakim   +4 more
core   +1 more source

Light‐Responsive Carbon Dots with Photochromism and Excitation‐Dependent Room Temperature Phosphorescence

open access: yesAdvanced Physics Research, EarlyView.
A light‐responsive system with photochromism and excitation‐dependent phosphorescence was constructed by microwave synthesis of nitrogen‐doped carbon dots(N‐CDs), which provides insights into the design and synthesis of CDs with multifunctional optical properties, promoting the application expansion of intelligent responsive materials in the fields of ...
Xiaoqi Fang   +7 more
wiley   +1 more source

Metal-mediated intramolecular hydroamination and hydro(acy)alkoxylation reactions [PDF]

open access: yes, 2012
This PhD thesis describes work undertaken to effect asymmetric catalysis in hydroamination and hydro(acy)alkoxylation reactions of allenes. The introductory Chapter provides an overview of recent advances in asymmetric heterofunctionalisation reactions ...
Arbour, Jannine Louise   +1 more
core   +1 more source

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