Results 121 to 130 of about 14,729 (229)

Fluorescent Polyethers Incorporating Perylene Diimide Derivatives: Investigating a Strategy of Limiting Aggregation

open access: yesMacromolecular Materials and Engineering, EarlyView.
This work focuses on the use of perylene diimide (PDI) in the main polymeric chain of poly(arylene ether)s. It attempts to unlock the emission of PDI by randomly distributing it along the main chain to avoid quenching. This is a strategy that can be incorporated toward developing materials for the active layer of Polymeric Light Emitting Diodes (PLEDs).
Konstantinos C. Andrikopoulos   +2 more
wiley   +1 more source

2,3‐Dichloro‐5,6‐Dicyano‐1,4‐Benzoquinone (DDQ)‐Mediated CC Bond Formation: Redox Strategies from Stoichiometric to Catalytic Systems

open access: yesChemistryOpen, EarlyView.
2,3‐Dichloro‐5,6‐dicyano‐1,4‐benzoquinone serves as a versatile oxidant and redox catalyst for CC bond formation through hydride abstraction or single‐electron transfer. Stoichiometric and catalytic systems enable benzylic, allylic, and aromatic CH activation under mild, metal‐free conditions, providing sustainable routes to complex and bioactive ...
Dohoon Cha, Sun‐Joon Min
wiley   +1 more source

Design, synthesis, biological evaluation, and <i>in silico</i> studies of novel 1,3-thiazole derivatives. [PDF]

open access: yesRSC Adv
Khanh ND   +6 more
europepmc   +1 more source

Advances in conjugated porous polymers via high internal phase emulsion templating

open access: yesPolymer International, EarlyView.
This mini‐review highlights the design, synthesis and potential applications of π‐conjugated polyHIPEs, emphasizing their unique hierarchical structure and tunable properties. The work outlines innovative synthetic strategies and explores their promising roles in photocatalysis and environmental remediation, paving the way for future advancements in ...
Julie‐Lisa Malaval   +4 more
wiley   +1 more source

Photochromic carbazole photoinitiators for precision visible‐light photopolymerization

open access: yesPolymer International, EarlyView.
New carbazole–naphthopyran derivatives were employed as visible‐light‐activated photoinitiators, enabling rapid and localized radical photopolymerization to produce well‐defined thin solid objects within minutes. Abstract Two carbazole derivatives, each incorporating a naphthopyran unit and an aromatic ketone, were synthesized and evaluated as ...
Mauro Magalhães   +3 more
wiley   +1 more source

Redox‐Active and Electrochromic Aromatic Poly(Ether‐Imide)s With Carbazole‐Triphenylamine Chromophores

open access: yesJournal of Polymer Science, EarlyView.
A novel ether‐bridged dianhydride monomer based on a carbazole‐triphenylamine (CzTPA) unit has been successfully synthesized, resulting in the development of electroactive and electrochromic poly(ether imide)s that incorporate CzTPA chromophores within the polymer chain.
Wen‐Xuan Chen, Sheng‐Huei Hsiao
wiley   +1 more source

Synthesis and structure of 9-methyl-1,10-di-hydro-pyrazolo-[3,4-<i>a</i>]carbazole. [PDF]

open access: yesActa Crystallogr E Crystallogr Commun
Sridharan M   +2 more
europepmc   +1 more source

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