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Themed collection 2019 ChemSci Pick of the Week Collection

18 items
Open Access Edge Article

Ionic liquid cations as methylation agent for extremely weak chalcogenido metalate nucleophiles

Imidazolium-based ionic liquids served to selectively methylate terminal chalcogenide ligands of chalcogenidometalate clusters [Sn10S16O4(SMe)4]4−, [Mn4Sn4Se13(SeMe)4]6−, and [Hg6Te10(TeMe)2]6−.

Graphical abstract: Ionic liquid cations as methylation agent for extremely weak chalcogenido metalate nucleophiles
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Enantioseparation by crystallization using magnetic substrates

Enantiospecific crystallization of the three amino acids asparagine (Asn), glutamic acid hydrochloride (Glu·HCl) and threonine (Thr), induced by ferromagnetic (FM) substrates, is reported.

Graphical abstract: Enantioseparation by crystallization using magnetic substrates
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Mapping binary copolymer property space with neural networks

We map the property space of binary copolymers to understand how copolymerisation can be used to tune the optoelectronic properties of polymers.

Graphical abstract: Mapping binary copolymer property space with neural networks
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A sulfonium tethered peptide ligand rapidly and selectively modifies protein cysteine in vicinity

A unique peptide stabilization method provides a tethered sulfonium that can rapidly and selectively modify protein cysteine in close vicinity.

Graphical abstract: A sulfonium tethered peptide ligand rapidly and selectively modifies protein cysteine in vicinity
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Synthesis of sterically hindered 4,5-diarylphenanthrenes via acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes

Acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes provided a rapid access to sterically hindered 4,5-diarylphenanthrenes and multisubstituted phenanthrenes regioselectively.

Graphical abstract: Synthesis of sterically hindered 4,5-diarylphenanthrenes via acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Targeting triple-negative breast cancer cells using Dengue virus-mimicking pH-responsive framboidal triblock copolymer vesicles

Dengue fever-mimicking pH-responsive framboidal triblock copolymer vesicles enable delivery of a nucleic acid payload to the nuclei of triple-negative breast cancer cells.

Graphical abstract: Targeting triple-negative breast cancer cells using Dengue virus-mimicking pH-responsive framboidal triblock copolymer vesicles
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency and high chemical yield is described.

Graphical abstract: Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Carbon monoxide insertion at a heavy p-block element: unprecedented formation of a cationic bismuth carbamoyl

The first insertion reaction of CO with a molecular complex of the heavy p-block elements is reported (principal quantum number > 4).

Graphical abstract: Carbon monoxide insertion at a heavy p-block element: unprecedented formation of a cationic bismuth carbamoyl
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Controlling a burn: outer-sphere gating of hydroxylamine oxidation by a distal base in cytochrome P460

One amino acid makes the difference between a metalloenzyme and a metalloprotein in two otherwise effectively identical cytochrome P460s.

Graphical abstract: Controlling a burn: outer-sphere gating of hydroxylamine oxidation by a distal base in cytochrome P460
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Chiral phosphoric acid-catalyzed enantioselective construction of structurally diverse benzothiazolopyrimidines

Chiral phosphoric acid catalyzed the formal [4+2]-cycloaddition of 2-benzothiazolimines with enecarbamates to provide benzothiazolopyrimidines with up to 99% yield and >99% ee.

Graphical abstract: Chiral phosphoric acid-catalyzed enantioselective construction of structurally diverse benzothiazolopyrimidines
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

ppm Pd-catalyzed, Cu-free Sonogashira couplings in water using commercially available catalyst precursors

A new catalyst that derives from commercially available precursors for copper-free, Pd-catalyzed Sonogashira reactions at the sustainable ppm level of precious metal palladium under mild aqueous micellar conditions has been developed.

Graphical abstract: ppm Pd-catalyzed, Cu-free Sonogashira couplings in water using commercially available catalyst precursors
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Catalytic asymmetric allylation of aldehydes with alkenes through allylic C(sp3)–H functionalization mediated by organophotoredox and chiral chromium hybrid catalysis

We have developed a catalytic asymmetric nucleophilic allylation of aldehydes using simple alkenes as pronucleophiles without relying on stoichiometric metals.

Graphical abstract: Catalytic asymmetric allylation of aldehydes with alkenes through allylic C(sp3)–H functionalization mediated by organophotoredox and chiral chromium hybrid catalysis
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

An Al-doped SrTiO3 photocatalyst maintaining sunlight-driven overall water splitting activity for over 1000 h of constant illumination

The development of robust and efficient water splitting photocatalysts overcomes a long-standing barrier to sustainable large-scale solar hydrogen evolution systems.

Graphical abstract: An Al-doped SrTiO3 photocatalyst maintaining sunlight-driven overall water splitting activity for over 1000 h of constant illumination
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A molecular picture of surface interactions of organic compounds on prevalent indoor surfaces: limonene adsorption on SiO2

Integration of experiment, theory and modeling to understand the interaction type and kinetics of limonene on silica surfaces.

Graphical abstract: A molecular picture of surface interactions of organic compounds on prevalent indoor surfaces: limonene adsorption on SiO2
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Influence of intramolecular secondary sphere hydrogen-bonding interactions on cytochrome c oxidase inspired low-spin heme–peroxo–copper complexes

Structural/electronic influence of metalloenzyme-inspired synthetic heme–peroxo–copper models containing intramolecular hydrogen bonding interactions.

Graphical abstract: Influence of intramolecular secondary sphere hydrogen-bonding interactions on cytochrome c oxidase inspired low-spin heme–peroxo–copper complexes
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Hollow nanoreactors for Pd-catalyzed Suzuki–Miyaura coupling and O-propargyl cleavage reactions in bio-relevant aqueous media

We describe the fabrication of hollow microspheres consisting of mesoporous silica nanoshells decorated with an inner layer of palladium nanoparticles and their use as Pd-nanoreactors in aqueous media.

Graphical abstract: Hollow nanoreactors for Pd-catalyzed Suzuki–Miyaura coupling and O-propargyl cleavage reactions in bio-relevant aqueous media
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

An integrated-molecular-beacon based multiple exponential strand displacement amplification strategy for ultrasensitive detection of DNA methyltransferase activity

An ultra-sensitive biosensor using only two DNA oligos to initiate multiple signal amplification cycles.

Graphical abstract: An integrated-molecular-beacon based multiple exponential strand displacement amplification strategy for ultrasensitive detection of DNA methyltransferase activity
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Waterproof architectures through subcomponent self-assembly

Construction of metal–organic containers that are soluble and stable in water can be challenging – we present diverse strategies that allow the synthesis of kinetically robust water-soluble architectures via subcomponent self-assembly.

Graphical abstract: Waterproof architectures through subcomponent self-assembly
From the themed collection: 2019 Chemical Science HOT Article Collection
18 items

About this collection

In 2018, the Chemical Science Editorial Team launched ‘ChemSci Pick of the Week’ as a means to select and promote our favourite articles from the week and share them with the wider chemical community. This on-going web collection showcases all ChemSci Picks from 2019.

All ChemSci Picks are promoted via Twitter and have an accompanying news article posted via our website.

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