Results 41 to 50 of about 12,444 (248)
Scientific Reports, 2017 We developed an efficient synthesis of aza-chromones from 3-iodo-4-(1H)-pyridones and terminal acetylenes via a cascade carbonylation-Sonogashira-cyclization reaction.
Gang Cheng +5 more
doaj +1 more source
The crystal structures of four N-(4-halophenyl)-4-oxo-4H-chromene-3-carboxamides
Acta Crystallographica Section E: Crystallographic Communications, 2015 Four N-(4-halophenyl)-4-oxo-4H-chromene-3-carboxamides (halo = F, Cl, Br and I), N-(4-fluorophenyl)-4-oxo-4H-chromene-3-carboxamide, C16H10FNO3, N-(4-chlorophenyl)-4-oxo-4H-chromene-3-carboxamide, C16H10ClNO3, N-(4-bromophenyl)-4-oxo-4H-chromene-3 ...
Ligia R. Gomes +3 more
doaj +1 more source
Molecules, 2021 Recently, cultivated “Qi-Nan” (CQN) agarwood has emerged as a new high-quality agarwood in the agarwood market owing to its similar characteristics, such as high content of resin and richness in two 2-(2-phenylethyl)chromone derivatives, 2-(2-phenylethyl)
Li Yang +8 more
semanticscholar +1 more source
Beilstein Journal of Organic Chemistry, 2021 The transition metal (palladium)-catalysed asymmetric 1,4-addition of arylboronic acids to conjugated enones belong to the most important and emerging strategies for the construction of C–C bonds in an asymmetric fashion.
Jan Bartáček +6 more
doaj +1 more source
Frontiers in Cellular and Infection Microbiology, 2023 Gram-negative Vibrio species are major foodborne pathogens often associated with seafood intake that causes gastroenteritis. On food surfaces, biofilm formation by Vibrio species enhances the resistance of bacteria to disinfectants and antimicrobial ...
Ezhaveni Sathiyamoorthi +3 more
doaj +1 more source
Sulfur analogs of fluorinated pyrones, chromones and coumarins [PDF]
, 2012 This mini-review describes the synthesis and reactions of sulfur analogs of partially fluorinated pyrones, chromones, coumarins and isocoumarins and their utility as building blocks for the synthesis of trifluoromethyl-containing heterocyclic compounds ...
Sosnovskikh, V. Ya.
core +1 more source
Salinity stress induces the production of 2-(2-phenylethyl)chromones and regulates novel classes of responsive genes involved in signal transduction in Aquilaria sinensis calli [PDF]
, 2016 Gene ontology (GO) functional enrichment analysis of assembled unigenes. A total of 53514 matched unigenes were classfied into three principal categories: biological process, cellular component and molecular function.
Bowen Gao +9 more
core +4 more sources
Agarwood—The Fragrant Molecules of a Wounded Tree
Molecules, 2022 Agarwood, popularly known as oudh or gaharu, is a fragrant resinous wood of high commercial value, traded worldwide and primarily used for its distinctive fragrance in incense, perfumes, and medicine.
Pooja Shivanand +3 more
doaj +1 more source
Aquilaria sinensis MYB-Like Transcription Factor AsMYB1 Promotes 2-(2-Phenylethyl)Chromone Biosynthesis Through Interacting With 14-3-3 Family Protein AsGRF1. [PDF]
Plant Biotechnol JABSTRACT 2‐(2‐Phenylethyl)chromones (PECs) are the primary constituents of agarwood, a valuable aromatic resin widely used in traditional oriental medicine and incense production, exhibiting diverse pharmacological activities. While we have previously reported a polyketide synthase (AsPECPS) playing a crucial role in the biosynthesis of PECs in ...
Mi X +11 more
europepmc +2 more sources
(β-D-ribofuranosyl)formamidine in the design and synthesis of 2-(β-D-ribofuranosyl)pyrimidines, including RF-containing derivatives [PDF]
, 2013 A wide range of novel 2-(β-D-ribofuranosyl)pyrimidines, including RF-containing derivatives, have been synthesized by the reaction of (β-D-ribofuranosyl)formamidine with various dielectrophilic substrates such as 3-alkoxy- and 3-chloro-1-(polyfluoroalkyl)
Adlington +48 more
core +1 more source