Results 41 to 50 of about 4,465 (196)

Predictive, Data‐Driven Design of Red‐Light Photoredox Catalysts for C─Heteroatom Bond Formation

open access: yesAngewandte Chemie, Volume 138, Issue 9, 23 February 2026.
From redox numbers to red light: Donor oxidation and core reduction potentials predict E0‐0 in cyanoarene dyes, guiding selection of an efficient red‐light catalyst, 4MeODPATPN (PC13). Under 620 nm light, PC13 facilitates Ni‐catalyzed C─heteroatom cross‐couplings (C─N, C─O, C─S) with high functional‐group tolerance and reduced hydrodehalogenation ...
Amir Gizatullin   +6 more
wiley   +2 more sources

N -haloacetyl phenothiazines and derivatives: Preparation, characterization and structure-activity relationship for antifungal activity [PDF]

open access: yes, 2017
A serie of N-acetyl phenothiazines and related compounds was synthesized by means of the acetylation reaction of the corresponding phenothiazine with the appropriate reagent using microwave irradiation.
Afeltra, Javier   +7 more
core   +1 more source

A Precisely Bromo‐Functionalized [9]Cycloparaphenylene as a Platform for Late‐Stage Multisite π‐Extension Toward Chiral Nanohoops

open access: yesAngewandte Chemie, Volume 138, Issue 6, 2 February 2026.
Precisely synthesized hexabrominated [9]cycloparaphenylene (CPP), accessed by a gold‐mediated method, enables efficient multisite post‐functionalization through cross‐coupling reactions. Late‐stage π‐extension on the CPP framework successfully affords armchair‐type chiral nanohoops exhibiting strong circularly polarized luminescence (|glum| = 0.100 ...
Naoya Kinoshita   +8 more
wiley   +2 more sources

Synthesis and structural analysis of the N-terminal domain of the thyroid hormone-binding protein transthyretin [PDF]

open access: yes, 2002
Transthyretin (TTR) is a 55 kDa protein responsible for the transport of thyroid hormones and retinol in human serum. Misfolded forms of the protein are implicated in the amyloid diseases familial amyloidotic polyneuropathy and senile systemic ...
Hamilton JA   +9 more
core   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Photostability of Phenoxazine Derivatives

open access: yesChemPhysChem
AbstractPhenoxazine is a commonly used molecular building block, for example in optoelectronic applications and pharmaceuticals. However, it is highly susceptible to rapid photodegradation, especially in halogenated solvents. In the present study, we identify the degradation products in both halogenated and non‐halogenated solvents by UV/Vis absorption,
Felix D. Goll   +5 more
openaire   +2 more sources

Organocatalyzed polymerization of diblock copolymer based on poly(3-hexylthiophene) and poly(furfurylmethacrylate) [PDF]

open access: yesPolímeros
A novel conjugated rod–coil diblock copolymer poly(3-hexylthiophene)-block-poly(furfuryl methacrylate) (P3HT-b-PFMA) has been successfully synthesized for the first time using photoinduced organocatalyzed atom transfer radical polymerization (O-ATRP ...
Hai Le Tran   +8 more
doaj   +1 more source

Fast Delayed Emission in New Pyridazine-Based Compounds

open access: yesFrontiers in Chemistry, 2021
Three novel donor-acceptor molecules comprising the underexplored pyridazine (Pydz) acceptor moiety have been synthesized and their structural, electrochemical and photophysical properties thoroughly characterized.
Simonas Krotkus   +11 more
doaj   +1 more source

Synthesis, Properties, and Solid-State Structures of a Series of 6,13-Dicyanoheteropentacene Analogues: Towards New Liquid Crystalline Materials [PDF]

open access: yes, 2018
The focus of this thesis is the synthesis of novel heterocyclic pentacene analogs and the investigation of their self-organization for the development of new materials for organic electronics.
Dawe, Louise N.   +2 more
core   +1 more source

Optical Drug Monitoring: Photoacoustic Imaging of Nanosensors to Monitor Therapeutic Lithium in Vivo [PDF]

open access: yes, 2015
Personalized medicine could revolutionize how primary care physicians treat chronic disease and how researchers study fundamental biological questions. To realize this goal, we need to develop more robust, modular tools and imaging approaches for in vivo
Bakker E.   +46 more
core   +1 more source

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