Results 221 to 230 of about 744,099 (279)

One Molecular Platform, Three Distinct Narrowband Organoboron TADF Emitters: A Divergent One‐Pot Strategy From Green to Red

open access: yesAngewandte Chemie, EarlyView.
One platform–three emitters: Divergent one‐pot borylation of a single indolocarbazole platform exploits competing mono‐ and double‐borylation pathways to generate three spectrally distinct organoboron MR‐TADF emitters spanning green to red, enabling color‐tunable narrowband OLEDs with external quantum efficiencies over 30%.
Jun Hyeon Lee   +2 more
wiley   +1 more source

Photometallobiocatalytic Asymmetric Radical‐Mediated Cross‐Coupling of Organotrifluoroborate Salts and Pyridotriazoles

open access: yesAngewandte Chemie, EarlyView.
An enantioselective photometallobiocatalytic cross‐coupling of pyridotriazoles and secondary alkyltrifluoroborate salts is developed. Cooperative catalysis using eosin B and an engineered protoglobin combines visible‐light‐mediated radical generation with enzymatic metal carbenoid activation, affording valuable N‐heterocyclic products in excellent ...
Huanan Wang   +5 more
wiley   +1 more source

Dyotropic Rearrangement of Hypervalent Iodine Species: Migrative Heterofunctionalization of Quaternary Carbons

open access: yesAngewandte Chemie, EarlyView.
1,2‐Aryl migration involving in situ‐generated alkyl iodine(III) species proceeds through a previously unrecognized 1,2‐C/I(III) dyotropic rearrangement. Migratory aryl fluorination, acetoxylation, and alkoxylation of 2‐alkyl‐2‐aryl‐3‐iodopropanoates provide α‐heterofunctionalized products, accompanied by aryl migration from the α‐ to the β‐position ...
Chen‐Xu Liu   +3 more
wiley   +1 more source

An Iridium Complex as Bidentate Halogen Bond-Based Anion Receptor Featuring an IncreasedOptical Response. [PDF]

open access: yesChemistryOpen
Kampes R   +8 more
europepmc   +1 more source

Molecular Basis for Activation to Inhibition Switching in Kv7.2 Channel Modulators

open access: yesAngewandte Chemie, EarlyView.
The paper describes the serendipitous discovery of chemical manipulation allowing the activator‐to‐inhibitor switching in Kv7.2 channel modulators. The molecular determinants driving this switch have been rationalized by multidisciplinary investigation encompassing synthetic and analytical chemistry, in silico methods, cryo‐EM analysis ...
Tania Ciaglia   +20 more
wiley   +1 more source

Sulfur‐Boron Lewis Pair‐Catalyzed Hydrohalogenation of Alkynes via Formal Hydrogen Atom Transfer

open access: yesAngewandte Chemie, EarlyView.
A sulfur‐boron Lewis pair enables the stereodivergent hydrohalogenation of alkynes with exclusive Markovnikov selectivity. Mechanistic studies support a proton transfer‐electron transfer (PT‐ET) sequence for vinyl radical formation rather than a concerted hydrogen atom transfer (HAT) pathway.
Yun Soo Shim   +4 more
wiley   +1 more source

In vivo stability of 211At-radiopharmaceuticals: on the impact of halogen bond formation. [PDF]

open access: yesRSC Med Chem
Yssartier T   +6 more
europepmc   +1 more source

A Modular Synthesis of C5‐Sulfenyl Thiazoles via an Intermolecular Pummerer Rearrangement: An Underexplored Scaffold for Medicinal Chemistry

open access: yesAngewandte Chemie, EarlyView.
Modular access to underexplored C5‐sulfenyl thiazoles via an intermolecular Pummerer rearrangement is reported. The methodology exhibits a broad functional group tolerance enabling the seamless design of trisubstituted thiazole cores bearing a sulfur handle for further elaboration.
Joe L. Smy   +5 more
wiley   +1 more source

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