Organic chemistry – Page 44
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FeatureMolecular machines
Victoria Richards investigates the world of artificial molecular machines
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ResearchChemical reaction flipped back and forth under scanning probe microscope
Work demonstrated on Bergman cyclisation offers route to valuable new reactions
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OpinionScratching chiral surfaces
Heterogeneous asymmetric catalysis beyond hydrogenation is tricky, says Karl Collins
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OpinionFoaming at the reactor mouth
Turning a 1000 gallon reactor into a giant bubble bath is far from soothing, says Chemjobber
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FeatureMolecule-making microbes
Extracting terpene drugs from plants is difficult and wasteful, so pharma companies are looking to biosynthesis, as Emiliano Feresin discovers
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OpinionBatzelladine B
Taming basic and reactive nitrogen atoms makes alkaloids more attractive targets, says BRSM
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FeatureThe origin of homochirality
Why do so many biological molecules exist in just one chirality – and how did it emerge? Rachel Brazil reflects on life’s strange asymmetry
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ResearchCobalt could cut costs for pharma ingredients
Carboxylic acids and esters hydrogenated without the need for expensive precious metals
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ResearchMegasupramolecules promise to quell fuel explosions
‘Sticky-ended’ molecules that self-assemble into long chains may have made 9/11 less deadly
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FeatureNavigating chemical space
Fully exploring the ocean of possible compounds – even computationally – is impossible, finds Philip Ball
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OpinionA witches’ brew for trifluoromethylation
Karl Collins is surprised by the difficulty of a seemingly simple alkylation
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ResearchShining a light on amine synthesis
Photoredox catalysis enables site selective amination and could make production of anilines safer
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ResearchVitamin makes tricky E/Z flipping easy
Thanks to riboflavin, chemists see route to Z-isomers of α,β-unsaturated carbonyl intermediates
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ResearchSmorgasbord of chemical blueprints located in plain pond algae
Transcriptome sequencing reveals Euglena’s unexpected metabolic capabilities
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OpinionScrubbing up
Acid vapours are problematic on scales at which they corrode cars and cause acid rain, says Chemjobber
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ResearchStreamlined synthesis yields longer sugar chains
Scientists make longest heparin-related oligosaccharide to date
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ResearchAFM takes first step to unravel asphaltene make-up
Understanding complex crude oil molecules will help to model oil reservoirs and enhance recovery
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ResearchPhosphorescent 'butterfly' molecules' glow tuned
Colours of dual light emissions can be controlled by design