Results 31 to 40 of about 24,429,528 (155)

Continuous flow synthesis of some 6- and 1,6-substituted 3-cyano-4-methyl-2-pyridones [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
In this study, six 6- and 1,6-substituted-3-cyano-4-methyl-2-pyridones were synthesized in a continuous flow microreactor system. The syntheses were realized at room temperature and the obtained results were compared to those achieved within classical ...
Tadić Julijana   +3 more
doaj   +1 more source

Rhodium(I)-Complexes Catalyzed 1,4-Conjugate Addition of Arylzinc Chlorides to N-Boc-4-pyridone

open access: yesMolecules, 2017
Rhodium(I)-complexes catalyzed the 1,4-conjugate addition of arylzinc chlorides to N-Boc-4-pyridone in the presence of chlorotrimethylsilane (TMSCl). A combination of [RhCl(C2H4)2]2 and BINAP was determined to be the most effective catalyst to promote ...
Fenghai Guo   +5 more
doaj   +1 more source

Biosynthesis of (–)-Sambutoxin, a Fusarium 2-Pyridone Alkaloid Mycotoxin [PDF]

open access: yes, 2021
This dissertation describes the discovery by genome mining and the characterization of thebiosynthetic pathway for sambutoxin, a 4-hydroxy-2-pyridone alkaloid Fusarium mycotoxin.
Go, Louise
core   +1 more source

5-Methyl-2-pyridone

open access: yesActa Crystallographica Section E, 2011
The crystal structure of the title compound, C6H7NO, is stabilized by intermolecular N—H...O hydrogen bonds, resulting in inversion dimers. The structure is further consolidated by weak C—H...O hydrogen bonds.
Shulin Mao, Luo Yanghui, Pan Meiling
doaj   +1 more source

SYNTHESIS AND ANTIHYPERLIPIDEMIC ACTIVITY OF CERTAIN NICOTINIC ACID DERIVATIVES [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 2005
3-Ethoxycarbonyl-4,6-dimethyl-2(1H)-pyridone I was prepared and converted to the corresponding sodium salt II. The latter reacted with certain chloroacetanilides to afford the corresponding ethers III.
Mohamed Abdel-Wahab   +1 more
doaj   +1 more source

Ribonucleotide reductase, a novel drug target for gonorrhea

open access: yeseLife, 2022
Antibiotic-resistant Neisseria gonorrhoeae (Ng) are an emerging public health threat due to increasing numbers of multidrug resistant (MDR) organisms. We identified two novel orally active inhibitors, PTC-847 and PTC-672, that exhibit a narrow spectrum ...
Jana Narasimhan   +15 more
doaj   +1 more source

Diversity-oriented functionalization of 2-pyridones and uracils

open access: yesNature Communications, 2021
Diversity-oriented synthesis of 2-pyridone and uracil derivatives is in urgent need in medicinal chemistry as they are useful pharmacophores. Here the authors show that palladium/norbornene cooperative catalysis enabled dual-functionalization of ...
Yong Shang   +8 more
doaj   +1 more source

Inductive Production of the Iron-Chelating 2-Pyridones Benefits the Producing Fungus To Compete for Diverse Niches

open access: yesmBio, 2021
Diverse 2-pyridone alkaloids have been identified with an array of biological and pharmaceutical activities, including the development of drugs. However, the biosynthetic regulation and chemical ecology of 2-pyridones remain largely elusive.
Bo Chen   +4 more
doaj   +1 more source

Supramolecular Potential of Vanadium β-Diketonate and Picolinate Compounds and The First One-dimensional Oxidovanadium(IV) Complex with β-Diketonate Ligand

open access: yesActa Chimica Slovenica, 2014
Three vanadium compounds with β-diketonato or picolinato ligands were prepared and structurally characterized. In compounds [VO(tfpb)2]∞ (1) (tfpb = 4,4,4-trifluoro-1-phenylbutane-1,3-dionate) and [VO(acac)2(2-pyridone)] (2) the coordination of vanadium ...
Tanja Koleša Dobravc   +2 more
doaj   +1 more source

Rapidly Diversifying Hydrogen‐Bonded Organic Frameworks With Permanent Porosity

open access: yesAngewandte Chemie, Volume 138, Issue 36, 1 September 2026.
This article reviews diversifying hydrogen‐bonded organic frameworks (HOFs) with permanent porosity reported over the past 15 years, based on the molecular structures of their constituent tectons. Furthermore, several distinctive aspects and concepts are described, such as permanent porosity, isostructural (isoreticular) HOFs, and multicomponent mixed ...
Taito Hashimoto, Ichiro Hisaki
wiley   +2 more sources

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