Results 41 to 50 of about 1,150 (193)

Synthetic organotelluride compounds induce the reversal of Pdr5p mediated fluconazole resistance in Saccharomyces cerevisiae [PDF]

open access: yes, 2014
Background: Resistance to fluconazole, a commonly used azole antifungal, is a challenge for the treatment of fungal infections. Resistance can be mediated by overexpression of ABC transporters, which promote drug efflux that requires ATP hydrolysis.
Comasseto, Joao V.   +8 more
core   +3 more sources

Light-Controlled Radical Polymerization: Mechanisms, Methods, and Applications [PDF]

open access: yes, 2015
The use of light to mediate controlled radical polymerization has emerged as a powerful strategy for rational polymer synthesis and advanced materials fabrication.
Chen, Mao   +2 more
core   +1 more source

1-Butyl-1-chloro-3-methyl-3H-2,1λ4-benzoxatellurole: crystal structure and Hirshfeld analysis [PDF]

open access: yes, 2017
Two independent molecules comprise the asymmetric unit in the title benzoxatellurole compound, C12H17ClOTe. The molecules, with the same chirality at the methine C atom, are connected into a loosely associated dimer by Te...O interactions, leading to a {.
Cunha, Rodrigo L.O.R.   +4 more
core   +3 more sources

Crystallographic and docking (Cathepsins B, K, L and S) studies on bioactive halotelluroxetanes [PDF]

open access: yes, 2017
The molecular structures of the halotelluroxetanes p-MeOC6H4Te(X)[C(=C(H)X′)C(CH2)nO], X=X′=Cl and n=6 (1) and X=Cl, X′=Br and n=5 (4), show similar binuclear aggregates sustained by {· · ·Te–O}2 cores comprising covalent Te–O and secondary Te· · ·O ...
Caracelli, Ignez   +6 more
core   +1 more source

Selenium- and Tellurium-Based Antioxidants for Modulating Inflammation and Effects on Osteoblastic Activity

open access: yesAntioxidants, 2017
Increased oxidative stress plays a significant role in the etiology of bone diseases. Heightened levels of H2O2 disrupt bone homeostasis, leading to greater bone resorption than bone formation. Organochalcogen compounds could act as free radical trapping
Xi Lu   +6 more
doaj   +1 more source

Dibromobis(4-methoxyphenyl)tellurium(IV) [PDF]

open access: yes, 1995
The structur analysis shows that the title compound, [TeBr2(C7H7O)2], is isostructural with the corresponding dichloro compound. There are two molecules in the asymmetric unit in which the Te atom has pseudotrigonal bipyramidal coordination geometry. The
Alvarez-Larena, Angel   +4 more
core   +2 more sources

Bis(p-methoxyphenyl) Telluride [PDF]

open access: yes, 1997
The title compound, C14H14O2Te, displays an angular geometry at tellurium, with a C-Te-C angle of 99.5(1)º and Te-C distances of 2.110(3) and 2.112(3)A. The Te atom is displaced by 0.1963(3) and 0.0044(3)A out of the planes of the aromatic rings.
Alvarez-Larena, Angel   +4 more
core   +2 more sources

Photochemistry of N-(selenoalkyl)-phthalimides. Formation of N, Se-heterocyclic systems [PDF]

open access: yes, 2015
A variety of N-(selenomethyl)alkyl-phthalimides (alkyl = -(CH2)n-; n = 2-5, 1a, b, d, e) and N-(selenobenzyl)propyl phthalimide (1c) were synthesized and their photochemistry was studied at λ = 300 nm.
Argüello, Juan Elias   +3 more
core   +1 more source

Copolymer Synthesis of N‐Vinylacetamide and 2‐Methylene‐1,3‐Dioxepane Provides a New Degradable Polymer

open access: yesJournal of Polymer Science, Volume 63, Issue 6, Page 1306-1318, 15 March 2025.
ABSTRACT N‐vinylamides, especially noncyclic N‐vinylacetamide (NVA), have been used in various applications such as biomaterials, surfactants, and hydrogels. However, their potential to copolymerize with cyclic ketene acetal (CKA) to create degradable polymers is underexplored.
Mukmin Sapto Pamungkas   +2 more
wiley   +1 more source

Unraveling the Physicochemical Landscape of Organoselenium Compounds in Nanocarrier Systems

open access: yesThe Chemical Record, EarlyView.
Main nanocarriers employed to enhance the bioavailability and transport of organoselenium compounds. The image illustrates the key interaction forces that stabilize these organoselenium species in solution, enabling their application in drug delivery systems, catalysis, photoelectronic devices, and sensing technologies. In recent years, publications on
Romelly Eugenia Rojas Ramírez   +3 more
wiley   +1 more source

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