Results 51 to 60 of about 1,781 (133)

Synthesis of (E)‐β‐SF5‐Styrenes via a Heck Reaction of in situ Generated Vinylsulfur Pentafluoride†

open access: yesChinese Journal of Chemistry, Volume 44, Issue 11, Page 1823-1827, 1 June 2026.
A Heck cross‐coupling reaction between aryl(hetero)iodides and in situ generated vinylsulfur pentafluoride is reported. This reaction provides β‐SF5‐styrenes in one‐step as a single (E)‐stereoisomer and tolerates a broad range of functional groups. Comprehensive Summary The synthesis of (E)‐(1‐alken‐1‐yl)pentafluoro‐λ6‐sulfanes, a valuable class of ...
Nicolas DeGrâce   +1 more
wiley   +1 more source

Sodium thiosulfate treatment rescues hyperglycaemia‐induced pronephros damage in zebrafish by upregulating nitric oxide signalling

open access: yesThe Journal of Physiology, Volume 604, Issue 11, Page 4247-4260, 1 June 2026.
Abstract figure legend Sodium thiosulfate (STS) rescues the pronephros phenotype of pdx1 morphants through compensatory upregulation of nitric oxide (NO) metabolism. Zebrafish larvae injected with a control morpholino show the typical pronephros structure at 48 h post‐fertilization (hpf) with and without STS treatment.
Hannes Ott   +6 more
wiley   +1 more source

A smartphone based device for the detection of sulfane sulfurs in biological systems

open access: yesSensors and Actuators B: Chemical, 2019
Sulfane sulfur species are newly recognized signaling molecules that play physiological roles in many biological events. The development of new technologies for the detection of sulfane sulfurs is important. Point-of-care (POC) devices are in-field rapid and low-cost detectors that are more convenient to use than bulky and expensive standard ...
Deshka L. Neill   +4 more
openaire   +3 more sources

A Direct Method to Prepare Zwitterionic Organotrifluoroborates: Ammonium and Sulfonium Derivatives

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 18, 14 May 2026.
Organotrifluoroborates find applications in synthesis, diagnostics, and theranostics. This study outlines a one‐step reaction for producing ammonium and sulfonium trifluoroborate zwitterion derivatives. This method achieves satisfactory yields without the need for expensive reagents.
Vanessa Re   +6 more
wiley   +1 more source

Generalizing Vinyl Halide Cross‐Coupling Reactions with Photoredox and Photoredox/Nickel Dual Catalysis

open access: yesAngewandte Chemie, Volume 137, Issue 42, October 13, 2025.
A general strategy has been developed for predictable and robust vinyl halide cross‐coupling reactions. This approach demonstrates broad applicability across seven distinct bond‐forming transformations, featuring wide electrophile and nucleophile scope, high tolerance for functional groups, and suitability for late‐stage functionalization of complex ...
Kousik Das   +4 more
wiley   +2 more sources

Hydroxytyrosol Mitigates Anxiety‐Like Behaviors After a Traumatic Experience in Aged Mice in Parallel With Increased Neurogenesis in the Ventral and Dorsal Dentate Gyrus, and Preservation of Gut Microbiota Composition

open access: yesJournal of Neurochemistry, Volume 170, Issue 5, May 2026.
Hydroxytyrosol (HTyr), a phenolic compound of olive oil, exerts beneficial effects on several age‐related diseases. We previously demonstrated that oral HTyr administration in aging mice enhances hippocampal neurogenesis, known to play a role in memory formation and emotional behaviors. In the present study, we found that HTyr preferentially stimulates
Giorgio D'Andrea   +14 more
wiley   +1 more source

Synthesis of Sulfur Heterocycles by Palladium‐Catalyzed Cyclization

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 14, 15 April 2026.
In spite of the well‐known palladium thiophilicity, sulfur‐containing acyclic substrates may efficiently undergo several different kinds of palladium‐catalyzed cyclization processes leading to highly important sulfur heterocycles in one synthetic step. Advances in this challenging and stimulating field of research are presented in this review.
Bartolo Gabriele
wiley   +1 more source

Chemical Upcycling of Polyphenylene Sulfide at Room Temperature

open access: yesAdvanced Science, Volume 13, Issue 22, 17 April 2026.
Poly(phenylene sulfide) (PPS) is a semi‐crystalline super engineering plastic with exceptional properties. An iron‐photocatalyzed strategy is reported for chemical upcycling of PPS plastics at room temperature using 1,2‐dichloroethane. The method demonstrates remarkable efficiency across diverse PPS resins and post‐consumer composites, even within ...
Boning Gu, Chengliang Li, Xuefeng Jiang
wiley   +1 more source

Total sulfane sulfur bioavailability reflects ethnic and gender disparities in cardiovascular disease. [PDF]

open access: yesRedox Biol, 2018
Hydrogen sulfide (H2S) has emerged as an important physiological and pathophysiological signaling molecule in the cardiovascular system influencing vascular tone, cytoprotective responses, redox reactions, vascular adaptation, and mitochondrial respiration.
Rajpal S   +12 more
europepmc   +4 more sources

Clonal Stabilization Reveals a DAO/3MST‐Expressing MDCK Subpopulation With Robust d‐Cysteine‐Mediated H2S Production

open access: yesThe FASEB Journal, Volume 40, Issue 6, 31 March 2026.
A subpopulation of MDCK (NBL‐2) cells, an epithelial cell line derived from the normal kidney, expresses DAO and 3MST. The DAO/3MST‐expressing cells are progressively eliminated during passaging; however, clonal isolation enables the establishment of sublines that maintain stable H2S production. Clonal cells co‐expressing DAO and 3MST therefore provide
Akari Miyamoto   +4 more
wiley   +1 more source

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