News – Pagina 8
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Caged enzyme reduces CO2
If you confine the enzyme FDH in a metal-organic framework (MOF) with magnetite, it is stable enough to be recycled after it has reduced CO2.
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Simple cross-coupling method with countless flavours
A general protocol for cross-coupling reactions can be made using nickel salt and visible light, according to a paper in Nature.
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Antidepressant effects without the ‘bad trip’
Hallucinogenic side effects of therapeutically interesting synthetic and natural psychedelics could be avoided.
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Deploying paradoxical activity of IL-4 via fusion protein technology and nanopackaging
A team of Dutch scientists explains how they succeeded in targeting interleukin-4 to immune cells in the spleen and bone marrow.
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NH3 catalysis likes it hot
Raising the temperature of electrocatalytic NH3 synthesis with H-permeable Ni electrodes makes production higher, more stable and more efficient.
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Nucleosides go (anti-)viral
Attaching antiviral purines to a ribose gives it both antiviral and antimicrobial properties.
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Amide catalyses chlorine production
In Nature, Chinese researchers propose organocatalysis as a way to make the old but still vital chlor-alkali process more efficient.
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Radical shielding weakens C–C bond
Simulations confirm that the use of electron withdrawing groups on radicals weakens the resulting C–C bond.
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Stiff, light and flexible
Rigid materials cannot absorb shocks and cushioning materials are soft. Or are they?
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CO2 captured in Li battery electrolyte
The polymer of thiocarbonate monomers made with CO2 turns out to be very suitable as a solid-state electrolyte in lithium batteries
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Microporous water helps reduce oxygen
When amphiphilic zeolites are used in water, the oxygen reduction reaction goes so well that the platinum catalyst is partly the limiting factor.
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Mushroom poison has infrared solution
The known contrast agent indocyanine green can be used as an antidote to the world’s deadliest mushroom.
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Temperature-sensitive microcapsules bring DNA-based archive within reach
A new technique to access and read DNA files in parallel is another step towards using this biological data storage device.
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OPCW opens new chemical research laboratory
On 12 May, the new chemical technology laboratory of the OPCW, the ChemTech Centre, was officially inaugurated by King Willem-Alexander.
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Bacteria can also make good use of radioactive elements
Non-natural radioactive elements are not a problem for some bacteria.
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Deracemisation by ‘green’ grinding
If you put a racemic mixture through a ball mill, one of the enantiopure forms will come out the other side within a few hours.
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Atom size – not electronegativity – determines polymer stability
The stability of hydrogen-bonded amide polymers depends on which atom replaces the oxygen in the amide.
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Wind turbine blades can be chemically broken down into their building blocks
Two Nature publications present methods for giving hard-to-recycle polymers a second life.
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Small Molecule of the Year 2022 announced
Each year, the Drug Hunter website highlights the small molecule of the year. Deucravacitinib emerged as the most popular of the ten nominees.
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Tense DNA will loop neatly
Under a special microscope, the spatial arrangement of DNA turns out to be more complicated than expected.