Organic Compounds
Articles tagged with Organic Compounds
Light-Activated Copper(II) Complexes for Efficient anti-Markovnikov Alkene Hydration
How life could arise from molecules
Complex systems exhibit emergent properties due to water's unique polarity, enabling DNA to store information and proteins to adopt specific structures. This order forms the basis for complex molecules to develop unpredictable properties, driving the evolution of life.
Rapid synthesis of conductive organic compounds using mechanochemistry
Researchers from Nagoya University developed a two-step synthetic method for dihydrodinapthopentalenes, conductive organic molecules with complex synthesis. The new mechanochemical method synthesizes DHDPs in 15 minutes with minimal solvent waste and structural constraints.
New experimental drug may restore movement after stroke
Researchers discovered that strokes cause a chain reaction within the brain, leading to neuronal cell death. They found that blocking collagen production can prevent this damage and even restore motor function in paralyzed monkeys. The new drug KDS12025 reduces hydrogen peroxide levels and prevents the entire process from being triggered.
Rice study resolves decades-old mystery in organic light-emitting crystals
Researchers at Rice University have solved a long-standing puzzle in organic semiconductors by finding that tiny structural imperfections can improve light conversion efficiency. The study reveals how defects act as energy localization sites that behave differently from the rest of the material, enhancing processes like triplet-triplet...
Entangled Molecules Capture Sulfate – Future solutions for water purification and environmental monitoring
Researchers at the University of Jyväskylä have developed new synthetic molecules that capture sulfate with exceptional efficiency, rivaling natural protein binding sites. The unique architecture of the molecules, known as
AI tool streamlines drug synthesis
Researchers developed a machine-learning system that predicts how molecules form, cutting lab work time from months to days and reducing costs. The system uses asymmetric cross-coupling reactions to build complex compounds and can be applied across fields, deepening our understanding of chemistry.
Delight for diastereomer production: A novel strategy for organic chemistry
A team of researchers at The University of Osaka has found a novel method for creating diastereomers, which are structurally identical molecules with different biological activities. Their approach uses a group-14 allylatrane to control the reaction, resulting in the high-yield synthesis of complex molecules.
New boron compounds pave the way for easier drug development
Researchers have developed stable boron-fluorine compounds that enable the modification of complex molecules without breaking down medicines. These new compounds make it possible to increase the effect or reduce side effects of drugs at a late stage, reducing waste and improving resource efficiency.
Study: New class of catalysts could dramatically change playing field in nickel catalysis
Researchers at the University of Illinois Urbana-Champaign have developed a new method for synthesizing thermally stable Ni(I) compounds that opens new avenues for building complex molecules. The new catalysts exhibit rapid ligand substitution, exceptional performance in key reactions, and chemo-selectivity.
New data show reduced overall PFAS exposures in subarctic ocean
A new study from Harvard found that North Atlantic pilot whales have 60% lower concentrations of per- and polyfluoroalkyl substances (PFAS) in their bodies since the phaseout of these chemicals. The researchers measured bulk organofluorine levels as a proxy for total PFAS concentrations, including newer types of PFAS.
CBD treatment reverses key effects of fetal alcohol spectrum disorder in a mouse model
A preclinical study shows that cannabidiol restores emotional behavior, reduces alcohol-related vulnerability, and reverses gut microbiota alterations caused by prenatal alcohol exposure. Female mice particularly benefited from CBD treatment, which normalized their emotional alterations and eliminated vulnerability to alcohol addiction.
Schizophrenia-linked genetic variant renders key brain receptor completely unresponsive to both natural and therapeutic compounds
Researchers at Flinders University discover a genetic mutation that silences a brain receptor, rendering it unresponsive to both natural trace amines and clinical drug candidates. The C182F variant eliminates receptor signaling and reduces cell surface expression, with profound implications for emerging psychiatric treatments.
A new possibility for life: Study suggests ancient skies rained down ingredients
Researchers found sulfur-containing molecules in ancient Earth's atmosphere, which could have supplied life with building blocks like amino acids. The discovery challenges the idea that these molecules emerged after life already formed, suggesting a more complex role for the environment in life's origin.
Nobel Prize-awarded material that puncture and kill bacteria
Researchers at Chalmers University of Technology have developed a new material that uses metal-organic frameworks to physically injure and kill bacteria, preventing biofilm formation without antibiotics or toxic metals. This innovation eliminates the risk of antibiotic resistance and has potential applications in various industries.
Biochar shows powerful potential to build cleaner and more sustainable cities worldwide
Biochar's applications in urban areas include reducing volatile organic compounds, improving cement durability, increasing crop yields, and removing heavy metals from water. However, large-scale adoption faces challenges such as standardized production methods and economic incentives.
Pioneering green chemistry: Light and air combine to build key molecules for future medicines
Scientists at The University of Osaka have developed an innovative method for producing NOBIN, a valuable molecule used in pharmaceuticals, by combining a vanadium catalyst and LED light. This clean process yields only water as a byproduct, showcasing exceptional environmental compatibility and waste reduction.
Scientists discover building blocks of life in ice around a forming star in neighboring galaxy
Astronomers detected complex organic molecules in ices outside the Milky Way for the first time, finding five different carbon-based compounds, including methanol and acetic acid. This discovery sheds light on how chemical ingredients for life spread throughout the cosmos.
Understanding solute selectivity: how aquaporin 10.2 filters urea and boric acid
Researchers discovered bulky amino acids reduce pore size, blocking transport of certain molecules in aquaporin 10.2. This provides a framework for predicting functions of uncharacterized aquaglyceroporins.
Indoor surfaces act as massive sponges for harmful chemicals, UC Irvine-led study shows
A UC Irvine-led study reveals that indoor surfaces act as massive chemical sponges, absorbing volatile organic compounds for extended periods. Regular ventilation alone may not be sufficient to remove these contaminants, highlighting the importance of physical cleaning activities.
Researchers uncover potential biosignatures on Mars
A new study has revealed chemical signatures of ancient Martian microbial life in the Bright Angel formation, a region of Jezero Crater known for its fine-grained mudstones rich in oxidized iron and organic carbon. The findings suggest that early microorganisms may have played a role in shaping these rocks through redox reactions.
Upcycling proteins just got easier
Researchers at Harvard SEAS have developed a gentler, more sustainable way to break down keratins and turn leftover wool and feathers into useful products. The process uses concentrated lithium bromide to create an environment favorable for spontaneous protein unfolding.
Breakthrough in indole chemistry could accelerate drug development
Researchers at Chiba University developed a method for selectively attaching an alkyl group to the C5 position of indole using a copper-based catalyst, producing yields of up to 91%. This approach could enable more affordable and scalable modification of indoles, crucial for drug development.
High-frequency molecular vibrations initiate electron movement
A team of scientists observed the earliest steps of ultrafast charge transfer in a complex dye molecule, with high-frequency vibrations playing a central role. The experiments showed that these vibrations initiate charge transport, while processes in the surrounding solvent begin only at a later stage.
Maple compound offers new way to fight tooth decay
Researchers discover epicatechin gallate, a compound from maple, can prevent biofilm formation of Streptococcus mutans, causing dental caries. The compound may be used in safer alternative mouthwashes for young children.
A new organometallic compound challenges a fundamental principle of textbook chemistry
Researchers at OIST have synthesized a stable 20-electron ferrocene derivative, defying the traditional 18-electron rule. This breakthrough could lead to new applications in energy storage, chemical manufacturing, and sustainable chemistry.
A Journal of Environmental Sciences study investigates trees best suited for cities
Researchers used a data-driven approach to filter out ideal tree species for urban forests, mapping carbon stock and biogenic volatile organic compounds (BVOCs) emissions of six dominant urban tree species in Beijing. The study identified two optimal species: Betula platyphylla for high-altitude areas and Robinia pseudoacacia for urban...
A new model to accurately develop better OLEDs
A new model details the kinetics of exciton dynamics in OLED materials, enhancing lifetime and accelerating material development. The findings have potential to improve fluorescence efficiency, leading to more advanced OLED devices.
Green ammonia powered by sunlight
Researchers at the University of Tokyo have successfully produced green ammonia using sunlight and atmospheric nitrogen, mirroring natural processes found in plants. The process uses two catalysts, one based on molybdenum and another on iridium, to activate water molecules and produce ammonia.
Rubber that resists cracking
Materials researchers at Harvard have created a way to produce natural rubber that retains its stretchiness and durability while improving its ability to resist cracking. The new material is four times better at resisting slow crack growth during repeated stretching and 10 times tougher overall.
New glow-in-the-dark molecule for imaging and security applications
Researchers designed a new chiral aminoborane molecule with persistent room-temperature phosphorescence and circularly polarised luminescence, ideal for anti-counterfeiting inks, bioimaging agents, and security tags. The molecule's rigid structure suppresses non-radiative decay, enabling long-lived emission.
Do we need to reassess chemicals?
A team of Chinese researchers found that chlorinated volatile organic compounds on mineral dust particles can be converted into highly toxic polychlorinated dibenzo-p-dioxins and dibenzofurans by sunlight. The study highlights the need to reassess the toxicity of commercial chemicals and their atmospheric conversions.
Real-world evidence links long-term use of oral and inhaled steroids to adrenal insufficiency
Research reveals individuals taking oral steroids for over 3 months are 6 times more likely to be diagnosed with adrenal insufficiency than those treated with non-steroidal anti-inflammatory drugs. Long-term users of inhaled steroids also face increased risk without hospitalisations.
Scientists create a ‘brilliantly luminous’ nanoscale chemical tool
Researchers developed fluorescent polyionic nanoclays that can be customized for medical imaging, sensor technology, and environmental protection. These tiny clay-based materials exhibit high brightness and versatility, enabling precise tuning of optical properties.
Organic molecules of unprecedented size discovered on Mars
Researchers have detected unprecedentedly large organic molecules on Mars, containing up to 12 consecutive carbon atoms. These findings provide valuable insights into the planet's potential for life and pave the way for future interplanetary science missions.
USC study shows persistent organic pollutants are associated with higher blood pressure in teenagers after weight loss surgery
Researchers found that exposure to persistent organic pollutants (POPs) stored in body fat leads to disruptions in lipid metabolism and altered prostaglandin pathways, contributing to long-term higher blood pressure in adolescents. POPs diminish the beneficial effect of bariatric surgery on improved blood pressure.
Spraying methyl jasmonate on fruit trees boosts harvest
A recent study by Edith Cowan University found that spraying persimmon trees with methyl jasmonate (MeJA) results in healthier, longer-lasting fruit with increased antioxidants. The application of MeJA also enhances fruit colour and improves phytochemical quality.
Flexible solar tech: How carbon-based cells could power your next wearable -devices
Research team develops a new design strategy to enhance efficiency, stability, and stretchability of polymer solar cells. The discovery uses a three-dimensional aromatic-core tethered tetrameric acceptor, achieving significant improvements in performance and durability.
Closing the recycle loop: Waste-derived nutrients in liquid fertilizer
Researchers developed a liquid fertilizer replacing unsustainable chemical fertilizers with organic waste, producing up to 100% of nitrogen and 77% of phosphorus. The method also increases phosphorus solubility by adjusting pH levels.
Feed additives can reduce campylobacter in free-range broilers
Researchers at the Technical University of Denmark have found that adding biochar to chicken feed can significantly reduce campylobacter levels in free-range chickens. The study, published in Poultry Science, demonstrates an 80% reduction in campylobacter and suggests a potential tool for improving public health.
U of T researchers lead discovery of ginger compound with potential to treat inflammatory bowel disease
Researchers at U of T discover a ginger compound called furanodienone that selectively binds to and regulates nuclear receptor PXR, reducing inflammation in the colon. FDN has been shown to increase tight junction proteins, repairing damage to the gut lining caused by inflammation.
Extremely low friction thanks to new solid state lubricant
Researchers at TU Wien developed COK-47, a powdery solid substance with remarkable capabilities, by combining organic and inorganic chemistry. In humid environments, the material forms a tribofilm that ensures extremely low friction, making it highly interesting for industry applications.
Sunscreen's potential impact on marine life needs urgent investigation
New study highlights significant gaps in understanding how sunscreens affect marine ecosystems, with chemicals entering the environment through various pathways. Researchers emphasize the need for comprehensive studies to understand the effects of UV filters on marine life and potential risks to human health.
More transparency about So Cal’s fire-polluted air
The ASCENT project provides real-time advanced air pollutant measurements, including PM2.5 aerosols and chemical components, to help increase public safety amidst the LA fires. The network measures chemicals emitted by burning structures and household materials, such as lead and chlorine, which can have toxic or carcinogenic effects.
By the numbers: Diarylethene crystal orientation controlled for 1st time
A team from Osaka Metropolitan University has developed a crystal patterning method that controls the position and orientation of photochromic crystals, known as diarylethenes. This breakthrough allows for the creation of convex structures with precise control over crystal shape and size.
New research sheds light on furan fatty acids in rubber tree latex
Furan fatty acids have been found to exist in all samples of rubber tree latex, with varying concentrations. The study identifies specific genotypes with high FuFA content, offering potential for enhanced economic value and sustainability.
Stop burning the biomass to protect your lungs
A recent study found that biomass burning products are toxic to human lung cells, causing inflammation and oxidative stress. The research emphasizes the need for extended air quality networks across the European Union to monitor key biomass burning markers.
New insights into acoustic bubbles give boost to future applications
Researchers at Osaka Metropolitan University have found key indicators for assessing chemical activity and temperature of active bubbles generated by ultrasonic waves. The study provides new insights into the relationship between bubble temperature and chemical activity, enabling more precise control of chemical reactions.
Rice researchers find dialysis ‘astonishingly effective’ for treating wastewater
Researchers have found dialysis to be 'astonishingly effective' in separating salts from organic substances in wastewater, reducing environmental impacts and costs. The method mimics medical dialysis technology, eliminating the need for repeated dilutions and fouling, and enabling resource recovery.
Developing printable droplet laser displays
Droplets of a specific organic liquid emit laser light when an electric field is applied, demonstrating electrically switchable 'laser pixels.' A 2x3 array of these droplets can be controlled individually for high-density displays.
Toxic air in Texas high schools
A recent study of Texas high school indoor air revealed the presence of phthalates and PBDEs, linked to cancers, reproductive disorders, and nervous system damage. Researchers found correlations between SVOC concentrations and building characteristics, such as flooring type and classroom design.
Unveiling unknown chemicals in human serum samples
A study by Chiba University researchers has identified 106 compounds in pregnant women's serum samples, including phthalates, nitrogenous compounds, and parabens, which may impact biological pathways. The study proposes a non-targeted approach for detecting foreign chemicals and evaluating their potential health effects.
New review highlights that daily coffee consumption can add up to two extra years of healthy aging to your life
A new review paper finds that regular coffee consumption adds an average of 1.8 years to a person's life, with benefits seen in both men and women. The study suggests that moderate coffee consumption can play a role in mitigating against chronic diseases and promoting healthy aging.
Climate change's impact on lignin production: A growing concern for industries
A new review highlights temperature's influence on lignin biosynthesis in plants, impacting global warming and sustainable resource management. Lignin's traditional applications are being supplemented by emerging uses in advanced materials and nanomaterials.
Researchers develop crystals to harvest water from air, inspired by desert life
A team of researchers has developed Janus crystals that capture humidity from the air with high efficiency, enabling a spontaneous and energy-free process for collecting potable water. The discovery could provide an endless source of clean water, addressing global water scarcity issues.
SwRI researchers use chemistry modeling software to detect conditions for microbial life on icy worlds
SwRI researchers developed a tool to model environments expected on icy moons, accounting for organics and predicting conditions for microbial life. The project aims to constrain environmental factors and provide valuable information about ocean worlds.
New approaches to synthesize compounds for pharmaceutical research
Junior Professor Johannes Walker at the University of Göttingen has been awarded an Exploration Grant to develop new strategies for synthesizing saturated polycyclic molecules, potentially leading to new medicines. The award will enable his team to explore new lines of research and contribute to the development of new drugs.
The Arctic is the only ocean that has not seen a drop in legacy persistent organic pollutants decades after global regulations, says new Concordia study
A new study published in Science Advances found that the Arctic Ocean has seen a sharp rise in legacy persistent organic pollutants (POPs) decades after global regulations were put in place. POPs, which are toxic and bioaccumulative, pose potential dangers to animals and people in the fragile ecosystem's food web.
The silk thread that can turn clothes into charging stations
A research group at Chalmers University of Technology has developed a silk thread coated with a conductive plastic material that can generate electricity from temperature differences. The thread shows promising properties for turning textiles into electricity generators, which could be used to monitor health or charge mobile phones.