Results 261 to 270 of about 403,555 (400)

Biogenesis and downstream effects of 3',5' and 2',3' cAMP isomers in plants. [PDF]

open access: yesSci Adv
Li M   +11 more
europepmc   +1 more source

Reactive extraction of 3-HP acid using tertiary and quaternary amines in decanol and comparison with its isomer 2-HP acid

open access: green, 2014
Marwen Moussa   +5 more
openalex   +1 more source

Enantioselective Synthesis of a New Class of Stable and Functionalized Cyclopentadienes via CuH‐Catalysis

open access: yesAngewandte Chemie, EarlyView.
Cyclopentadienes (CpHs) are fundamental building blocks with widespread applications in chemistry. However, their inherent acidity and isomeric instability have long limited access to chiral variants in an asymmetric fashion. Here, we introduce a CuH‐catalyzed asymmetric transformation that provides an unprecedented entry into a new class of ...
Piero Soppelsa   +4 more
wiley   +1 more source

Discrimination of Hexane Isomers by Temperature Swing Adsorption in a Rigid Aluminum Metal-Organic Framework. [PDF]

open access: yesACS Mater Lett
Xie F   +7 more
europepmc   +1 more source

1,7‐Digallatetracarborane: Between Nucleophilic closo‐Cluster and “Inverse Sandwich” Digallylene

open access: yesAngewandte Chemie, EarlyView.
A dianionic π‐ligand is used to make a Janus‐type twofold complex with low‐valent gallium Ga(+I). The resulting compound can be seen as and reveals the reactivity of both: a Wade‐type closo‐carborane cluster with nucleophilic Ga‐sites, as well as π‐ligand stabilized Ga(I) atoms in an inverse sandwich compound.
Julijan Sarcevic   +4 more
wiley   +1 more source

Excited‐State Antiaromaticity in Nonbenzenoid Aromatics: Examining the Dynamics of Intramolecular Proton Transfer With a Small Driving Force

open access: yesAngewandte Chemie, EarlyView.
The excited‐state antiaromaticity of hydroxybenzotropyliums (HBTs) can be tuned through substituent effects to bring the aromatic ‘enol’ (E) and keto (K) tautomers close in energy. This leads to abnormally slow excited‐state proton transfer (on the ns timescale), giving rise to dual fluorescence emission and weak photoacidity.
Promeet K. Saha   +6 more
wiley   +1 more source

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