Results 21 to 30 of about 9,205 (206)

SYNTHESIS OF ANTIMALARIAL 3-(2-HYDROXYETHYL)-2-METHYL-1,10-PHENANTHROLINE-4-OL FROM 8-AMINOQUINOLINE

open access: yesIndonesian Journal of Chemistry, 2010
It has been conducted the synthesis of 3-(2-hydroxyethyl)-2-methyl-1,10-phenanthroline-4-ol was carried out from 8-aminoquinoline which are expected to posses antimalarial activity.
Ruslin Hadanu   +4 more
doaj   +1 more source

Application conditions for ester cured alkaline phenolic resin sand [PDF]

open access: yesChina Foundry, 2016
Five organic esters with different curing speeds: propylene carbonate (i.e. high-speed ester A); 1, 4-butyrolactone; glycerol triacetate (i.e. medium-speed ester B); glycerol diacetate; dibasic ester (DBE) (i.e.
Ren-he Huang   +2 more
doaj   +1 more source

Anti-austeric Activity of Phenolic Constituents of Seeds of

open access: yesNatural Product Communications, 2013
From seeds of Arctium lappa L. (Asteraceae) we obtained arctigenin (1), arctiin (2), chlorogenic acid (3), 4,5-dicaffeoylquinic acid (4), 3,5-dicaffeoylquinic acid (5), 3,4-dicaffeoylquinic acid (6), matairesinol (11), isolappaol A (12), lappaol F (14 ...
Yasuhiro Tezuka   +5 more
doaj   +1 more source

Major Sensory Attributes and Volatile Compounds of Korean Rice Liquor (yakju) Affecting Overall Acceptance by Young Consumers

open access: yesFoods, 2020
The sensory characteristics and volatile compounds that affect consumers’ acceptance of rice liquors were investigated. A total of 80 consumers evaluated 12 yakju samples and descriptive analysis by 11 trained panelists was conducted.
JeongAe Heo   +8 more
doaj   +1 more source

Triphenylcyclopropenium hydroxytris(pentafluorophenyl)borate salt for solvent free epoxy curing [PDF]

open access: yes, 2012
A triphenylcyclopropenium salt paired with hydroxytris(pentafluorophenyl)borate counter ion was synthesized as an initiator for cationic polymerization and its activity was compared with triphenylcyclopropenium hexafluoroantimonate ...
Hewavitharanage, Priya
core   +1 more source

Synthesis of a Natural γ-Butyrolactone from Nerylacetone by and Cultures

open access: yesNatural Product Communications, 2011
Natural γ-butyrolactone - (4 R , 5 R )-5-(4′-methyl-3′pentenyl)-4-hydroxy-5-methyl-dihydrofuran-2-one ( 2 ) was isolated as the product of microbial transformation of nerylacetone ( 1 ) by fungal strains.
Anna Gliszczyńska   +3 more
doaj   +1 more source

Profiling the Major Aroma-Active Compounds of Microwave-Dried Jujube Slices through Molecular Sensory Science Approaches

open access: yesFoods, 2023
To discriminate the aroma-active compounds in dried jujube slices through microwave-dried treatments and understand their sensory attributes, odor activity value (OAV) and detection frequency analysis (DFA) combined with sensory analysis and analyzed ...
Xinhuan Yan   +7 more
doaj   +1 more source

The Impact of Directionality in Predications on Text Mining [PDF]

open access: yes, 2008
The number of publications in biomedicine is increasing enormously each year. To help researchers digest the information in these documents, text mining tools are being developed that present co-occurrence relations between concepts. Statistical measures
Fiszman, Marcelo   +2 more
core   +4 more sources

Gelation of Poly(Vinylidene Fluoride) Solutions in Native and Organically Modified Silica Nanopores

open access: yesMolecules, 2018
The purpose of this study is to highlight the surface and size effects of the nanopores on the thermodynamics and kinetics of gelation. The effects have been probed by applying differential scanning calorimetry to poly(vinylidene fluoride) solutions in ...
Alejandra Espinosa-Dzib   +1 more
doaj   +1 more source

Home - About - Disclaimer - Privacy