Results 241 to 250 of about 210,123 (350)

Mild C─F Activation of Azido(per)Fluoroalkanes. [PDF]

open access: yesChemistry
Shaitanova O   +7 more
europepmc   +1 more source

Polyproline: A Synthetic Polypeptide With Unique Properties

open access: yesAngewandte Chemie, EarlyView.
Poly‐L‐proline is a unique polypeptide distinguished by its well‐defined secondary structures and unusual thermal behavior. This mini review highlights recent advances in the synthesis of poly‐L‐proline by N‐carboxyanhydride (NCA) polymerization, the formation of structurally defined architectures and nanostructures, and emerging strategies that ...
Rosanna Le Scouarnec   +3 more
wiley   +1 more source

Should I Stay or Should I Go—Leveraging an Overlooked Feature of Click‐to‐Release Chemistry for Affinity Labeling

open access: yesAngewandte Chemie, EarlyView.
Click‐to‐release (C2R) chemistry is redirected from payload liberation toward ligand‐directed covalent protein labeling through a transient dihydropyridazine methide (DHP‐methide). This concept opens the way to dual‐functional systems combining covalent target engagement with controlled effector release.
Dóra Kern   +9 more
wiley   +1 more source

Identification of chemical features for improved outer membrane permeation in mycobacteria using machine learning. [PDF]

open access: yesNat Microbiol
Lepori I   +19 more
europepmc   +1 more source

Synthese einer Stabilen, Hydrophilen Trans‐Cycloocten‐Aminosäure Ermöglicht Schnelle Bioorthogonale Klick‐Chemie zur Herstellung von Antikörper‐Wirkstoffkonjugaten Mittels Erweiterung des Genetischen Codes

open access: yesAngewandte Chemie, EarlyView.
Es wird von einer neuen trans‐Cycloocten (TCO) basierten nicht‐kanonischen Aminosäure (ncAA) berichtet, die von einer hohen Hydrophilizität und bemerkenswerter Stabilität gegen trans‐cis‐Isomerisierung charakterisiert ist. Der Einbau dieser mittels Erweiterung des genetischen Codes in einen Antikörper und nachfolgende Konjugation erzeugte ein ...
Georgi R. Genov   +4 more
wiley   +1 more source

Chemical Switching Between B2N and B2C Homoaromaticity

open access: yesAngewandte Chemie, EarlyView.
We report the synthesis of homoaromatic 1‐aza‐2,4‐diazadiboretane with a bicyclic four‐membered NB2C motif and demonstrate experimentally and theoretically that the homoaromatic delocalization can also be chemically shifted from the B2N to the B2C moiety by deprotonation of the ring carbon atom.
Tim Wiesmeier   +5 more
wiley   +1 more source

Macrocyclization of ω‐Isocyano Aldehydes

open access: yesAngewandte Chemie, EarlyView.
The ω‐isocyano aldehydes readily undergo cyclization to afford α‐acyloxy, α‐hydroxy, α‐acetamido, and α‐keto macrolactams, as well as tetrazole‐fused macrocycles, via C(sp3)─C(sp2) bond formation, providing access to diverse α‐functionalized medium‐sized lactams and macrolactams. ABSTRACT Medium‐sized rings and macrocycles constitute a privileged class
Baochao Yang   +4 more
wiley   +1 more source

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