Investigation on the formation of highly luminescent β-diketone-Ln(III)-EDTA water-soluble complexes
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.10.021
Abstract: Abstract Three new β-diketone–Ln-EDTA (β-diketone = TTA, BTFA, ACAC; Ln=Eu3+ and Tb3+) water-soluble complexes were prepared, and their photophysical properties were investigated in aqueous solutions and compared with the Eu–EDTA complex. A very strong red and green… read more here.
Keywords: soluble complexes; formation; diketone edta; diketone ... See more keywords
The synthesis and structural comparison of fac-[Re(CO)3]+ containing complexes with altered β-diketone and phosphine ligands
Sign Up to like & getrecommendations! Published in 2018 at "Polyhedron"
DOI: 10.1016/j.poly.2018.01.022
Abstract: Abstract Six rhenium(I) complexes are structurally compared, with regards to steric and electronic influences induced by the different β-diketone (benzoylacetone – Benzac, trifluoroacetylacetone – Tfaa and hexafluoroacetylacetone – Hfaa) and phosphine ligands (cyclohexyldiphenyl phosphine –… read more here.
Keywords: phosphine ligands; pphcy2; diketone; pph2cy ... See more keywords
The enhancement of luminescent properties of Tb 3+ complexes with tetra-1,3-diketone ligands promoted by the tetrathiacalix[4]arene scaffold
Sign Up to like & getrecommendations! Published in 2018 at "Tetrahedron Letters"
DOI: 10.1016/j.tetlet.2018.05.084
Abstract: Abstract This is the first report on the synthesis and characterization of tetra-1,3-diketone derivatives of tetrthia- and calix[4]arenes substituted by acetylacetonyl or dipivaloylmethanyl moieties at the upper rim and bearing hydroxyl groups at the lower… read more here.
Keywords: diketone ligands; enhancement luminescent; luminescent properties; diketone ... See more keywords
Synthesis of Novel 1,4-Diketone Derivatives and Their Further Cyclization
Sign Up to like & getrecommendations! Published in 2023 at "ACS Omega"
DOI: 10.1021/acsomega.3c00610
Abstract: One of the important reactions to obtain a new carbon–carbon bond is the Stetter reaction, which is generally via a nucleophilic catalyst like cyanide or thiazolium-NHC catalysts. In particular, 1,4-diketones with very functional properties are… read more here.
Keywords: stetter reaction; reaction; cyclization; synthesis novel ... See more keywords
Nickel(ii) complexes of a 3N ligand as a model for diketone cleaving unusual nickel(ii)-dioxygenase enzymes.
Sign Up to like & getrecommendations! Published in 2018 at "Dalton transactions"
DOI: 10.1039/c7dt04739h
Abstract: Diketone substrate bound nickel(ii) complexes of 2,6-bis(1-methylbenzimidazolyl)pyridine have been synthesized and characterized as relevant active site models for unusual diketone cleaving Ni(ii)-dependent enzymes Ni-ARD and DKDO. The average Ni-Npy/benzim bond distances (2.050-2.107 Å) of model… read more here.
Keywords: complexes ligand; diketone; ligand model; nickel complexes ... See more keywords
Sustainable solvents for β-diketone extraction from wheat straw wax and their molecular self-assembly into nano-structured tubules for hydrophobic coatings
Sign Up to like & getrecommendations! Published in 2023 at "RSC Advances"
DOI: 10.1039/d2ra07581d
Abstract: Nonpolar, nonperoxide forming, sustainable and potentially bio-based solvents, namely 2,2,5,5-tetramethyloxolane (TMO) and 2,5-diethyl-2,5-dimethyloxolane (DEDMO), were utilized as an alternative to toxic petroleum-based hydrocarbon solvents for extraction of hentriacontane-14,16-dione from waste wheat straw waxes. This work… read more here.
Keywords: hydrophobic coatings; methodology; extraction; sustainable solvents ... See more keywords
Synthesis and characterization of a novel Mn(III)-(γ-diketone) complex with catalytic and antifungal activity
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Coordination Chemistry"
DOI: 10.1080/00958972.2018.1517869
Abstract: Abstract A novel Mn(III) complex with γ-diketone having general formula [Mn(hdo)3], where hdo = hexane-2,5-dione ligand, has been synthesized and characterized using UV–vis, FT-IR, ESI-mass and EPR spectra, elemental analysis, powder X-ray diffraction, SEM, and magnetic susceptibility… read more here.
Keywords: novel iii; antifungal activity; diketone; synthesis characterization ... See more keywords
Synthesis, characterization, in vitro, in silico and in vivo investigations and biological assessment of Knoevenagel condensate β-diketone Schiff base transition metal complexes
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Biomolecular Structure and Dynamics"
DOI: 10.1080/07391102.2022.2056509
Abstract: Abstract A novel Schiff base ligand was synthesized by the Knoevenagel condensation of β-diketone (obtained from substituted Curcumin and Cuminaldehyde) and 4-amino antipyrine. Metal complexes were made from this Schiff base by reacting with metal… read more here.
Keywords: metal complexes; synthesis characterization; diketone; schiff base ... See more keywords
Effects of a redox-active diketone on the photochemical transformation of roxarsone: Mechanisms and environmental implications.
Sign Up to like & getrecommendations! Published in 2022 at "Chemosphere"
DOI: 10.2139/ssrn.4173896
Abstract: Organoarsenical antibiotics pose a severe threat to the environment and human health. In aquatic environment, dissolved organic matter (DOM)-mediated photochemical transformation is one of the main processes in the fate of organoarsenics. Dicarbonyl is a… read more here.
Keywords: diketone; environment; redox active; photochemical transformation ... See more keywords