Organic chemistry – Page 25
-
Research
Carbynes expand the possibilities of carbon–carbon double bonds
Chemists use novel monovalent carbon species to insert functionalities in the middle of double bonds
-
Research
Alzheimer’s therapy has click chemistry use, then remove, brain copper build-ups
In situ drug synthesis catalysed by endogenous copper
-
Research
Metallohelices emulate antimicrobial peptides
Scientists move away from traditional drug candidates to evade resistance
-
-
Research
Synthetic flame retardant compounds turn up as marine natural products
Finding an alga that biosynthesises halogenated anilines increases likelihood of finding an organism that can degrade the toxic compounds too
-
Opinion
Stille cross-coupling
Palladium and tin combined to lay the foundations for a revolution in C–C bond-forming reactions
-
Research
First synthesis of unusual natural product could revive forgotten eco-friendly insecticide class
16-step synthesis of rare diterpene could reveal new ways to control insecticide-resistant pests
-
Research
Template molecules round-up extra-large cyclodextrins from enzymatic synthesis
Scientists rethink how they use enzymes in chemical synthesis by exerting thermodynamic, rather than kinetic, control
-
Research
Universal method bypasses obstacles to making neglected hydrocarbon skeletons
Universal method bypasses obstacles to making neglected hydrocarbon skeletons
-
Opinion
Embracing structural disorder
Medicinal chemists need to overcome their fear of fuzzy proteins
-
Research
Human biases cause problems for machines trying to learn chemistry
Including ‘unpopular’ reagents and reaction conditions into datasets could lead to better machine-learning models
-
Opinion
Stereoselectivity with a twist
Helical ligands amplify solvent chirality to control reaction outcomes
-
Research
Solution to 120 year-old puzzle reveals new chemical phenomenon
Seemingly identical acetaldehyde phenylhydrazone crystals melt at different temperatures
-
Research
Giant tree molecule made out of 45 rotaxanes switches size on demand
Mechanically interlocked molecules give dendrimer the ability to expand and contract
-
Research
New carbodiphosphoranes break superbasicity record
Chemists overcome synthetic challenges to make uncharged carbon molecules that sit at far end of THF basicity scale
-
Research
Catalyst cleans up alcohol couplings
Eight years’ work yields Mitsunobu chemistry with nothing but water as a byproduct
-
Research
Carbon dioxide serves as carbonyl source in frugal process for making aromatic esters
Nanoscale confinement triggers strong base reactivity in process that shuns stoichiometric consumption of resource intensive reagents
-
Research
Retrosynthetic algorithm broadened to design similar, but different, molecules
Chematica can now design efficient syntheses for large compound libraries
-
Research
First ever synthesis of most double-bond-rich hydrocarbon
Tiny hydrocarbon with six double bonds has unrivalled ability to make complex ring systems though multiple Diels–Alder reactions
-
Research
Explosive 25% more powerful than TNT found in first study of energetic isomers
Stereo- and regiochemistry affect compounds’ explosive potential