Results 251 to 260 of about 36,445 (329)

A fully conjugated meso-boron-substituted porphyrinoid combining Lewis acidity with redox-switchable aromaticity. [PDF]

open access: yesNat Commun
Buckel M   +8 more
europepmc   +1 more source

Ein Zweidimensionales Poly(arylen‐vinylene) vom Donor‐Akzeptor‐Typ für Effizienten Elektronentransport und Empfindliche Chemiresistoren

open access: yesAngewandte Chemie, EarlyView.
Ein zweidimensionales Poly(Arylenvinylene) vom Donor‐Akzeptor‐Typ wurde entwickelt, das eine schmale optische Bandlücke und einen einzigartigen, elektronen‐dominierten Ladungstransport mit hoher Ladungsträgermobilität für ultrasensitive Chemiresistoren aufweist.
Ruyan Zhao   +16 more
wiley   +1 more source

Reverse Regioselective Dicarbofunctionalization via Anti‐Michael‐Type Addition

open access: yesAngewandte Chemie, EarlyView.
A reverse regioselective dicarbofunctionalization of acrylamides via anti‐Michael‐type addition is reported. Various (hetero)arene nucleophiles and carbon electrophiles were incorporated in a manner opposite to conventional regioselectivity. A key feature of this reaction is the formation of an alkylpalladium intermediate, which enables the achievement
Hirotsugu Suzuki   +2 more
wiley   +1 more source

Preparation of Thermally and Photochemically Immobilized N‐type Conjugated Polymer Films via Quantitative Backbone Editing

open access: yesAngewandte Chemie, EarlyView.
A postpolymerization modification (PPM) of n‐type conjugated polymers by nucleophilic aromatic substitution is reported, enabling precise tuning of solubility, ordering, and stability. The method allows the facile introduction of azide groups, which can undergo UV‐ or thermally induced crosslinking, to afford stable, insoluble films with retained ...
Charlotte Rapley   +8 more
wiley   +1 more source

Desulfurizative Fluorination of N‐CF3 Thioformamides for the Efficient Synthesis of N(CF3)(CF2H) Amines with Enhanced Stability

open access: yesAngewandte Chemie, EarlyView.
We present the first general synthetic strategy for accessing N(CF3)(CF2H) amines, which display a 2000‐fold increase in stability over N‐CF3 amines. The compounds are synthesized through a desulfurization–fluorination of N‐CF3 thioformamides. Abstract With poor metabolic stability being a major cause of failure in drug development, there is a pressing
Gina Wycich   +3 more
wiley   +1 more source

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