Results 261 to 270 of about 236,434 (328)

Microscale Tattooing of Hydrogels and Cells: Benzoxaborole‐Driven Microcontact Printing (µCP) on Glycosylated Surfaces

open access: yesAngewandte Chemie International Edition, Accepted Article.
Microcontact printing (µCP) is a widely used technique for microscale surface patterning. In this study, we present a polymer‐supported µCP method for the patterning of (bioactive) glycosylated surfaces under hydrated conditions. Patterning is achieved by direct contact with a grooved polydimethylsiloxane (PDMS) stamp, whose surface was grafted with a ...
Nazim Pallab   +8 more
wiley   +1 more source

The Chemistry and Biology of the Tetrodotoxin Natural Product Family

open access: yesAngewandte Chemie International Edition, Accepted Article.
Tetrodotoxin is a neurotoxic marine alkaloid, first isolated in 1909 from pufferfish and named after the biological order tetraodontiformes. Since its structural elucidation in 1964, it has attracted the interest of synthetic organic chemists due to its exceptional polarity, complex architecture, and important biological activity.
Benedikt Nißl   +6 more
wiley   +1 more source

Ultrasound-induced single-electron reduction of azide groups in aromatic prodrugs. [PDF]

open access: yesNatl Sci Rev
Sun J   +8 more
europepmc   +1 more source

Coordinative Ring‐Opening Polymerization of Limonene Carbamate towards Phosgene‐ and Isocyanate‐Free Polyurethane

open access: yesAngewandte Chemie International Edition, Accepted Article.
This study presents a phosgene‐ and isocyanate‐free route for the synthesis of polyurethanes using (R)‐limonene as a bio‐based starting material. The synthesis of the cyclic limonene‐based carbamate monomer LU is achieved in high yields using dimethyl carbonate as a sustainable, less hazardous phosgene surrogate and is verified by NMR, SC‐XRD, ESI‐MS ...
Jonas Futter   +4 more
wiley   +1 more source

Is Phenylnitrene a Missing Link in the Formation of Polycyclic Aromatic Nitrogen Heterocycles?

open access: yesAngewandte Chemie International Edition, EarlyView.
A new formation pathway for polycyclic aromatic nitrogen heterocycles (PANHs) has been found. The reaction of phenylnitrene and the propargyl radical leads to quinoline, proving that nitrenes are suitable precursors for nitrogen incorporation mechanisms.
Rahel Arns   +6 more
wiley   +1 more source

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