Search chemistry content and suppliers
Expert-curated indexes and filters
4Chemistry combines domain-specific indexes, search algorithms, and AI to help chemists, students, and procurement teams find relevant content faster. Use curated filters, structure-aware search, and integrated tools to locate papers, vendors, protocols, and safety information tailored to chemistry. Part of the 4SEARCH network of topic specific search engines.
Latest News & Web Pages
This CES Company's Trash Cans Mash Your Cast-Off Plastic Bags Into Recyclable Bricks
2+ hour, 2+ min ago (276+ words) At CES 2026, Clear Drop showcased its solution for homes and businesses to ensure that 100% of soft plastic waste is diverted from landfills. At CES 2026, I was hustling through the Venetian Resort's convention center, drinking the last of my soda and…...
Solar Co-Electrolysis Process Converts Biomass to Green Hydrogen
3+ hour, 23+ min ago (342+ words) Solar Co-Electrolysis Process Converts Biomass to Green Hydrogen'renewableenergymagazine.com The work introduces a catalyst-guided cascade oxidation mechanism that substantially reduces energy input, opening new possibilities for integrating solar hydrogen production with sustainable biomass upgrading The researchers began by comparing earth-abundant…...
Memorizing chemical element symbols
3+ hour, 40+ min ago (372+ words) Here's something I've wondered about before: are there good mnemonics for chemical element symbols? Some element symbols are based on Latin or German names and seem arbitrary to English speakers, such as K (kalium) for potassium or Fe (ferrum) for…...
New Molecular Reshuffle May Unlock Chemical Reactions
5+ hour, 35+ min ago (488+ words) Scientists at the University of St Andrews have discovered a molecular "reshuffle," a breakthrough that addresses a major challenge in chemistry and could transform medical production." Published in"Nature Chemistry, researchers at St Andrews have found a key to solving…...
Scientists find an unexpected metal that could make hydrogen fuel cheaper
6+ hour, 12+ min ago (501+ words) A metal most people rarely think about may play an important role in the future of clean energy. Researchers from Yale University and the University of Missouri have discovered that manganese, an abundant and inexpensive metal, can be used to…...
Biocompatible ligand balancing in transition metal coordination enables benign in-cell protein arylation
6+ hour, 23+ min ago (1754+ words) Nature Chemistry (2026)Cite this article Having demonstrated broad, efficient and rapid reactivity via nickel-mediated arylation with apparently excellent in vitro biomolecule compatibility, we next probed the intended design of "ligand balancing" in the minimization of off-target reactivities (Fig. 3). Notably, this…...
Solar hydrogen can now be produced efficiently without the scarce metal platinum - EurekAlert! Science News Releases
7+ hour, 36+ min ago (685+ words) Credit: Chalmers University of Technology | Mia Haller'd Palmgren A research team led by Chalmers University of Technology, Sweden, have presented a new way to produce hydrogen gas without the scarce and expensive metal platinum. Using sunlight, water and tiny particles…...
Solvent-free ball-milling produces organosodium reagents as sustainable lithium alternative
7+ hour, 52+ min ago (151+ words) Ball milling is a straightforward way to produce organosodium reagents, potential replacements for organolithium ones that are becoming more expensive as lithium is in high demand for battery technologies The sodium analogue to ubiquitous organolithium reagents is now easily accessible…...
Synthetic Biology Advances Drive Greener Production of Tryptophan-Based Pharmaceuticals | Newswise
8+ hour, 43+ min ago (815+ words) [Newswise image]A research team presents an overview of recent advances in the microbial biosynthesis of L-tryptophan (L-Trp) and its structurally diverse derivatives, highlighting how synthetic biology and metabolic engineering are reshaping the sustainable production of high-value amino acids, pharmaceuticals,…...
From Machine Learning to Multimodal Models: The AI Revolution in Enzyme Engineering | Newswise
8+ hour, 53+ min ago (567+ words) [Newswise image]A research team maps the key tasks that define modern enzyme engineering--function annotation, structure modeling, and property prediction--and explain how AI methods now accelerate each step, from mining candidate enzymes in massive sequence databases to generating…...