Articles tagged with Chemical Synthesis
Researchers developed a self-driven lab, AlphaFlow, that uses AI to optimize complex chemical reactions and discover new materials. The system significantly reduces the time needed to develop new chemistries from months to hours.
Researchers at Ruhr-University Bochum develop a new process using ball mills and light to produce chemical compounds without solvents. This method reduces reaction times by up to 56% and uses 98% less solvent than conventional methods.
Chemists have developed a high-performance catalyst specifically designed for solid-state mechanochemical synthesis, achieving efficient reactivity at near room temperature. The approach uses a metal catalyst attached to a long polymer molecule, which traps the catalyst in a fluid-phase, enabling fast and energy-efficient reactions.
The new homogeneous catalyst enables the direct synthesis of hydrogen peroxide with improved efficiency and safety. The process requires only one step and no separation of gases from the reaction flask.
A new technique uses reactive vapors to create thin films with enhanced properties, such as mechanical strength, kinetics, and morphology. The synthesis process is gentler on the environment than traditional methods and could lead to improved polymer coatings for microelectronics, advanced batteries, and therapeutics.
Researchers developed a machine learning model using advanced 2D chemical descriptors to predict highly selective asymmetric catalysts without quantum chemical computations. The model demonstrated high accuracy in predicting catalyst structures and selectivity, outperforming existing methods.
Researchers from Osaka University have stabilized atomic carbon for common reaction conditions in organic chemistry, enabling the synthesis of complex drugs in one step. This breakthrough simplifies and lowers the cost of pharmaceutical synthesis.
Researchers discovered the most efficient way to produce ammonia through electrochemical synthesis, increasing its sustainability. The D5 step site on ruthenium nanoparticles was found to be the most active site for the nitrogen reduction reaction.
Researchers successfully applied AlphaFold AI to an end-to-end platform, discovering a novel target and developing a potent hit molecule for liver cancer. The study demonstrates the potential of AI-powered drug discovery to accelerate treatment development.
Researchers at the University of California, Berkeley, have created a new type of 'chain mail' material called an infinite catenane, which can be synthesized in a single step. This material is flexible, strong, and resilient like chain mail, and has potential applications in airplanes, armor, and robotics.
A multidisciplinary team led by Northwestern University has developed an electric motor that can convert electrical energy into unidirectional motion at the molecular level. The motor's design is based on a catenane molecule and has the potential to make a huge difference in medicine, particularly in biomolecular motors in the human body.
Researchers at Rice University have developed a photochemical process that simplifies the manufacture of essential precursors for drugs and agricultural chemicals. By illuminating reagents with visible light, they can form diazides in conditions far gentler than current industrial processes.
Researchers from Florida International University have patented a synthetic antibiotic, arsinothricin (AST), which is effective against antibiotic-resistant bacteria. The team aims to produce large quantities of the drug to combat the growing number of infections that have become resistant to current antibiotics.
Graham Collier's research aims to streamline synthetic polymer production using pyrrolopyrrole building block, reducing steps and natural resource usage. The project could lead to faster, more sustainable electronics production and contribute to KSU's mission as a top-tier research university.
Researchers have overcome the low reactivity of biobased secondary diols in polyester synthesis by incorporating an aryl alcohol. This leads to high molecular weight materials with improved mechanical- and thermal properties, outperforming existing plastics like PET.
A team of scientists, led by Marco Fraaije from the University of Groningen, has developed an enzyme that can convert lignin monomers into useful chemical building blocks. The enzyme has been engineered to be stable, selective, and faster in conversion, offering a promising solution for the valorization of biomass.
A new flow photo-on-demand synthesis system using chloroform as a precursor has been successfully developed by researchers at Kobe University. The system achieves high conversion rates and can synthesize various chemical products continuously in large quantities, offering a safe, inexpensive, and environmentally friendly alternative to...
A Japan Science and Technology Agency research group developed high-performance catalysts for efficient synthesis of value-added chemicals from polyester and vegetable oil. These catalysts enable nearly 100% selectivity in converting polyester into raw materials, offering a promising solution to chemical recycling.
Scientists develop a colloidal synthesis method for alkaline earth chalcogenides, allowing control over nanocrystal size and surface chemistry. This enables the creation of more sustainable and environmentally friendly materials with potential applications in solar panels, LEDs, and bioimaging.
Researchers at Nagoya University developed a chemical-only process to create customized mRNA vaccines, offering an inexpensive and large-scale production of mRNA. The new method allows for precise molecular design and stable mRNA with improved translational activity.
Researchers use trace amounts of liquid platinum to create efficient chemical reactions at low temperatures, extending earth's reserves and offering CO2 reduction solutions. The liquid catalyst is over 1,000 times more efficient than its solid-state rival.
Researchers have found a way to perform hydrogen atom transfer reactions with fewer chemicals and less cost, making it more efficient for industrial and academic settings. The new method uses electrochemistry to create cobalt hydride catalysts, reducing the need for expensive oxidants and reductants.
Researchers at Swiss Federal Laboratories for Materials Science and Technology have discovered a new chemical synthesis method that forms stable benzene rings on a gold surface. This method, called the 'dry' method, avoids toxic byproducts and allows for the observation of molecular reactions in real-time.
Researchers at Dalian Institute of Chemical Physics developed a low-cost hydrocarbon membrane that enables commercial-scale flow batteries for long-duration energy storage. The membrane's high stability and conductivity enabled the creation of an alkaline zinc-iron flow battery stack with high energy efficiency.
Researchers at NC State University have developed a 'self-driving lab' that uses artificial intelligence and fluidic systems to advance our understanding of metal halide perovskite nanocrystals. The technology can autonomously dope MHP nanocrystals, adding manganese atoms on demand, allowing for faster control over properties.
Researchers at Okayama University have developed a novel 'green' synthesis technique for the production of NEt-3IB, a promising small-molecule oral drug candidate for inflammatory bowel disease (IBD). The new method produces large quantities of NEt-3IB with high purity and a total yield of over 30%, using only recoverable organic solve...
Researchers have imaged an enzyme involved in carbapenem biosynthesis, shedding light on the process of creating a potent side chain that makes these antibiotics effective against antibiotic-resistant bacteria. The discovery could lead to improved antibiotics and new strategies for combating bacterial resistance.
Researchers from Waseda University have developed an alternative technique, sampled current voltammetry (SCV), to accurately determine the activity of electrocatalysts used in water-splitting reactions. The study shows that SCV can provide reliable measurements of electrocatalytic performance at constant steady-state applied voltages.
The university is coordinating the second funding period of the program, which aims to develop innovative, high-performance molecular materials for various applications. The program will tackle photophysical and photochemical challenges, as well as fundamental questions associated with these materials.
Researchers at Lawrence Berkeley National Laboratory have developed water-walking liquid robots that can retrieve and deliver precious chemicals autonomously. The robots use chemistry to control buoyancy and do not require electrical energy, making them ideal for applications such as chemical synthesis and drug delivery.
Scientists at Tokyo University of Science have developed a novel polymer-based hydrogel that can prevent postoperative pancreatic fistulae, a frequent complication of pancreatic surgery. The Exceval hydrogel shows great promise for clinical applications due to its adjustable properties and high absorption abilities.
Researchers have paired Barton's base, a 1980s catalyst, with click chemistry to accelerate complex molecule generation in biomedical research and drug development. The new ASCC method skips intermediate steps, reducing waste and enhancing 'green credentials',
Osaka University researchers have successfully synthesized a stable, crystalline nanographene with predicted magnetic properties, opening the door to revolutionary advances in electronics and magnets. The breakthrough uses a simplified model system called triangulene, which has long been elusive due to polymerization issues.
The UvA scientists have developed a fully operational standalone solar-powered mini-reactor that can synthesise drugs and other chemicals in economically relevant volumes. The system is capable of stand-alone operation in remote locations, making it suitable for applications such as Mars bases.
Researchers have successfully developed a new method to give luminescent properties to generic polymers like polystyrene and polyethylene. The technique makes it possible to easily prepare luminescent polymers without complicated organic synthetic methods.
The chemical synthesis of trefoil factor peptide TFF1 enables the study of its mechanisms of action and optimization for therapeutic applications. The new method provides novel insights into the protein's interactions with mucins, accelerating wound healing in the gastrointestinal tract.
A Cornell University collaboration has developed a reactive copper-nitrene catalyst that breaks C-H bonds and forms C-N bonds, crucial for pharmaceutical manufacturing. The catalyst's reactivity is due to the absence of two electrons in the nitrogen atom, making it highly reactive.
For the first time, researchers have visualized chemical processes in unprecedented detail using molecular electron microscopy. This breakthrough allows for the observation of discrete stages in chemical reactions, which could aid in the development of methods to synthesize chemicals with greater control and precision.
Researchers developed a practical gas phase modulator synthesis of hydrogen-natural gas blend (HNGB) without chemical waste, minimizing environmental impact. The new approach allows for efficient storage and transportation of hydrogen using clathrate hydrates.
A new machine learning methodology was developed by researchers at NCCR MARVEL to capture chemical intuition from partially failed trials. This approach helps chemists improve their synthesis conditions and create novel materials with higher surface areas.
The National University of Singapore engineers have developed a novel bottom-up synthesis strategy to consistently construct TMD QDs of specific size, offering a cheaper and more scalable method. The synthesized MoS2 QDs demonstrate potential biomedical applications, including photodynamic therapy for cancer treatment.
Decade after a chemist's death, academic labs continue to improve safety protocols, including incorporating safety into education and training. Despite progress, concerns remain about the effectiveness of current measures in preventing lab accidents.
MIT researchers have developed a plug-and-play technology that automates chemical synthesis, allowing chemists to focus on analytical and creative aspects of their research. The system can optimize reactions in a single day, cutting weeks or months of optimization time.
Colorado State University chemists have synthesized a biorenewable, biodegradable polymer called bacterial poly(3-hydroxybutyrate) or P3HB. The new chemical synthesis route produces P3HB with similar performance to bacterial P3HB but at a faster and more cost-effective scale.
Scientists at TU Wien create a novel method for synthesizing perylene bisimide dyes without toxic solvents, enabling easy access to these materials. The hydrothermal synthesis is highly efficient and environmentally friendly, overcoming the challenges of working with apolar compounds.
A team of Vanderbilt chemists has developed a novel method for synthesizing peptides that incorporates non-natural amino acids. The technique streamlines the process, making it easier to create diverse peptides and proteins, which have highly specific biological activity associated with low toxicity.
Paul T. Anastas, Yale Professor of Green Chemistry, received the Leadership in Science award from the Council of Scientific Society Presidents for his pioneering work in 'green chemistry.' His research focuses on safer chemicals, bio-based polymers, and sustainable chemical synthesis.
Virgil Percec, a Penn chemist, has received an American Chemical Society award for his work in polymer chemistry. He is recognized for striking a balance among diverse disciplines and extending nature's solutions to design synthetic functional nanosystems.
The AAAS Newcomb Cleveland Prize, now supported by Affirmetrix, recognizes innovative research published in Science. The prize has helped uphold high standards of scientific integrity and research quality, rewarding the most groundbreaking discoveries.