Results 101 to 110 of about 54,509 (296)

Strategies Toward Accessing Enantioenriched (Hetero)Benzo‐Fused 5‐ and 6‐ Membered Rings via Intermolecular Carbometalation

open access: yesAngewandte Chemie, EarlyView.
The use of transition‐metal catalysts and design of chiral ligands have allowed chemists to access highly functionalized benzofused 5‐ and 6‐ membered rings in high yield and enantioselectivity. A common strategy used relies on an intermolecular carbometalation across alkynes and olefins, usually followed by a subsequent intramolecular carbometalation.
Clara Jans   +3 more
wiley   +2 more sources

Palladium-catalyzed intramolecular C–H arylation of ferrocenyl-sulfides, sulfoxide and its application in metal ion recognition

open access: yesGreen Synthesis and Catalysis
An intramolecular C–H arylation of ferrocenyl ortho-bromophenyl sulfide and sulfoxide has been developed with a palladium/non-chiral monophosphine ligand. Under mild reaction conditions, a wide range of ferrocene cyclosulfide and ferrocene cyclosulfoxide
Feifei Cao   +6 more
doaj   +1 more source

High Sensitive Sandwich-type Electrochemical IgG Immunosensor Based on a Nanocomposite of Carbon Nanotube and Multifunctional Ionic Liquid Containing Aldehyde and Ferrocene Groups as Labels

open access: yesInternational Journal of Electrochemical Science, 2018
Using a nanocomposite of carbon nanotube and multifunctional ionic liquid as labels and chitosan as platform, we fabricated a sandwich-type electrochemical immunosensor.
Youming Shen, Guangyu Shen, Youyu Zhang
doaj   +1 more source

Comparative Insights and Overlooked Factors of Interphase Chemistry in Alkali Metal‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review presents a comparative analysis of Li‐, Na‐, and K‐ion batteries, focusing on the critical role of electrode–electrolyte interphases. It especially highlights overlooked aspects such as SEI/CEI misconceptions, binder effects, and self‐discharge relevance, emphasizing the limitations of current understanding and offering strategies for ...
Changhee Lee   +3 more
wiley   +1 more source

Ferrocene

open access: yes, 2011
The structure of ferrocene was famously analysed by Woodward and Wilkinson in 1952,, symmetrically straddled in history by Pauling (1951) and Watson and Crick (1953). Quite a trio of Nobel-prize winning molecular structural analyses, all based on a large dose of intuition.
openaire   +2 more sources

Solvent‐Induced Covalent Bond Softening Boosts Battery Voltage

open access: yesAngewandte Chemie, EarlyView.
The strong attractive interaction between the nucleophilic center of the solvent and the electrophilic region of the covalently bonded cathode fragment triggers charge transfer. This results in the electron population in the antibonding orbital of the covalent bond, leading to bond weakening and elongation, and consequently increasing the cathode ...
Yanyan Wang   +6 more
wiley   +2 more sources

III. Organometallic and Bioorganometallic Chemistry - Ferrocene Peptides [PDF]

open access: yesKemija u Industriji, 2012
This paper is devoted to the bioconjugates of ferrocene with naturally occuring amino acids/peptides - mostly dealing with authors' results accompanied, to a lesser degree, by the relevant literature data. Chapter 2 deals with
Kovačević, M., Rapić, V.
doaj  

Degradation Pathways of Silicon‐Based Anodes in Lithium‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
Silicon‐based anodes undergo degradation through five primary pathways: (1) mechanical and structural deterioration of the active material, (2) loss of electrode integrity and electrical contact, (3) mechanical instability of the solid electrolyte interphase (SEI), characterized by repetitive fracture and deformation, (4) chemical instability of the ...
Yoon Jeong Choi   +3 more
wiley   +1 more source

3-(4-Ferrocenyl-1H-1,2,3-triazol-1-yl)cholic Acid

open access: yesMolbank
Surfactants are very important compounds that are ubiquitous in biological systems and detergents. Among them, ferrocene surfactants are a very valuable class of stimuli-responsive materials since the presence of ferrocene moiety discloses the chance to ...
Valeria D’Annibale   +7 more
doaj   +1 more source

Enantiomeric-Enriched Ferrocenes: Synthesis, Chiral Resolution, and Mathematic Evaluation of CD-chiral Selector Energies with Ferrocene-Conjugates

open access: yesMolecules, 2017
Enantiomeric-enriched ferrocene-modified pyrazoles were synthesized via the reaction of the ferrocene alcohol, (S)-FcCH(OH)CH3 (Fc = ferrocenyl), with various pyrazoles in acidic conditions at room temperature within several minutes.
Lubov V. Snegur   +9 more
doaj   +1 more source

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