https://phys.org/news/2023-06-two-step-phosphorus-containing-chemicals.html Phys.org Topics * Week's top * Latest news * Unread news * Subscribe [ ] Science X Account [ ] [ ] [*] Remember me Sign In Click here to sign in with or Forget Password? Not a member? Sign up Learn more * Nanotechnology * Physics * Earth * Astronomy & Space * Chemistry * Biology * Other Sciences * Medical Xpress Medicine * Tech Xplore Technology [INS::INS] * * share this! * 22 * 7 * Share * Email 1. Home 2. Chemistry 3. Analytical Chemistry 1. Home 2. Chemistry 3. Materials Science * * * --------------------------------------------------------------------- June 16, 2023 Editors' notes This article has been reviewed according to Science X's editorial process and policies. Editors have highlighted the following attributes while ensuring the content's credibility: fact-checked peer-reviewed publication trusted source proofread Researchers introduce a two-step process for producing phosphorus-containing chemicals by Dresden University of Technology Researchers introduce a two-step process for producing phosphorus-containing chemicals Example of a complex biomolecule from the group of functionalized nucleotides, achieved through the method developed by the Weigand Research Group using conventional phosphoric acid. Credit: Weigand Group Professor Jan J. Weigand and his team from the TUD Dresden University of Technology have achieved a ground breaking advancement in the production of phosphorus-containing chemicals. In a recent publication in the scientific journal Nature Synthesis, they present an innovative synthesis method that requires only two process steps for the previously complex production of functionalized phosphates. This promising innovation not only contributes to environmental protection but also saves significant time and costs. Furthermore, it offers the industry the opportunity to become less dependent on third countries. The research team has already filed two patents for this new process. Phosphorus and its compounds are essential components of life and indispensable in our daily lives. In the human body, this element plays a crucial role in energy transfer and numerous cellular functions. Phosphorus compounds are used in fertilizers, detergents, medications, and many other products. Additionally, phosphorus is an essential ingredient in flame retardants, battery electrolytes, and catalysts. On Earth, phosphorus exists exclusively in the form of phosphates. The production of phosphorus-containing chemicals typically involves a complex and energy-intensive multi-step process. Initially, highly toxic white phosphorus (P[4]) is produced via a redox pathway and then further processed into phosphorus trichloride (PCl[3]) and other problematic and sometimes highly toxic intermediate products. Phosphorus chemistry based on P[4] is associated with significant challenges but plays an indispensable role in the chemical industry due to its great importance. In the Nature Synthesis article, Weigand, Professor of Inorganic Molecular Chemistry at TU Dresden, along with his team, presents a remarkably simple method for the production of phosphorus-containing chemicals. This process directly converts primary and secondary phosphate sources into phosphorus-containing chemicals in just two steps, without using hazardous intermediates such as white phosphorus (P[4]). Weigand explains, "The publication of the new process is a real highlight of my scientific career and the result of more than 15 years of research work. We have developed a blueprint for a much more sustainable phosphorus chemistry. Our process is extremely relevant for industrial applications due to its simplicity in terms of resources, costs, and time. We have already filed two patents, one of which has already been disclosed. "Our new synthesis pathway enables greater independence from third countries since Europe no longer possesses a production facility for P[4], which remains an indispensable intermediate in industrial phosphorus chemistry. Currently, Europe relies on production in countries like Vietnam and China. Our process can ensure resilience in the production of phosphorus-containing chemicals in the future." First author Tobias Schneider says, "We have successfully produced a versatile phosphorylation reagent ((pyridine)[2]PO[2][OTf]) using a simple chemical reaction in which two oxygen atoms in phosphates are replaced by a labile ligand such as pyridine. This reagent allows for a redox-neutral approach to a variety of important phosphorus-containing chemicals with various applications by readily reacting with various nucleophiles such as amines, alcohols, or pseudohalides. "The process enables a more direct and energy-efficient value chain by utilizing cost-effective raw materials such as phosphoric acid or other phosphate sources, thus bypassing the use of white phosphorus as an intermediate." Prof. Weigand's team is currently working on expanding the range of phosphorus-containing chemicals producible with the novel method and recycling the chemicals necessary for the process through electrochemical methods to develop an efficient circular process. This approach allows for further conservation of resources and cost savings. More information: Tobias Schneider et al, Redox-neutral conversion of ubiquitous PV sources to a versatile PO[2]^+ phosphorylation reagent, Nature Synthesis (2023). DOI: 10.1038/s44160-023-00344-0 Journal information: Nature Synthesis Provided by Dresden University of Technology Citation: Researchers introduce a two-step process for producing phosphorus-containing chemicals (2023, June 16) retrieved 19 June 2023 from https://phys.org/news/ 2023-06-two-step-phosphorus-containing-chemicals.html This document is subject to copyright. Apart from any fair dealing for the purpose of private study or research, no part may be reproduced without the written permission. 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