Reactions and synthesis – Page 16
-
Research
Katritzky reaction rate turbocharged by glassware
Amine transfer reaction can be sped up as much as 33 times by the presence of glass
-
Research
Aluminium shows unprecedented selectivity for breaking toughest bond
An aluminium complex reacts with tricyclic hydrocarbon’s most stable ring while ignoring easier-to-break carbon–carbon bonds
-
Research
Surface chemistry discovery points way to cheaper water splitting
New experiments reveal the true mechanism of electrocatalysed oxygen evolution reaction
-
Research
New approach to make chiral amines from internal olefins revealed
Clever reaction design enables the direct addition of N–H bonds to unactivated internal alkenes with high enantioselectivity
-
Research
Big data behind cheat sheets for optimising Buchwald–Hartwig cross-couplings
Interactive tools based on data from 62,000 reactions could help chemists eliminate human biases when selecting reaction conditions
-
Research
Machine-learning software competes with human experts to optimise organic reactions
Researchers say the tool is an inexpensive approach to yield optimisation for chemistry labs that can’t afford robots
-
Research
Machine-designed natural product syntheses pass ‘Turing test’ for chemistry
Software updates allow Chematica to design sophisticated synthetic pathways, planning each step four or five moves ahead
-
Research
Elusive formyloxyl radical hints at unique, and more sustainable, chemical transformations
An electrocatalytic route for forming the formyloxyl radical in situ enables researchers to probe its unexpected chemistry
-
Research
Porphyrin assembly is ‘largest pure organic synthetic cage’ ever made
Hollow structures could find use in light harvesting or cargo-trafficking systems
-
Research
Traditional olefin hydroboration yields surprising trans-isomers
A very common organic reaction under ordinary conditions has produced significant amounts of unexpected trans-products for the first time
-
Research
Peptides self-assemble to support growth of artificial tumours
Cancer cells grown around bioengineered microfibres make an ideal model to test new chemotherapy drugs
-
Research
Hammett equation parameters optimised for improved predictive power
Update overcomes limitations and eliminates human biases intrinsic to the original formulation
-
Research
Diels–Alder study casts doubt on innate endo-selectivity
New evidence questions the Alder endo rule of simple Diels–Alder reactions
-
Research
Superbenzenes now do the twist too
Supertwistacene is the first configurationally stable chiral graphene nanoribbon
-
Research
Iridium pincer complex promotes unprecedented ether decarbonylation
Scientists stumble upon unique transformation that involves breaking an extraordinary number of bonds
-
Research
Universal chemistry software can turn words into chemicals
System could be the beginning of a brave new world of democratised chemistry
-
Research
Valuable difluoromethylating agent obtained from refrigerant waste
Mild conditions used to turn a potent greenhouse gas into a bench stable and useful chemical reagent
-
Research
Chiral benzyne made with single handedness for the first time
First enantioenriched aryne atropisomer can create chiral nanographene and anthracene structures
-
Research
Algorithm discovers how six simple molecules could evolve into life’s building blocks
Program shows how micelles, catalysts and self-replicating chemical systems emerge from abiotic precursors
-
Research
Chemistry Nobel predictions range from organometallic chemistry to DNA synthesis
Crispr is favoured by chemists while publication analysis forecasts winners working on nanocrystals, organometallic chemistry and supramolecular self-assembly