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Researchers introduce a two-step course of for producing phosphorus-containing chemical substances

Researchers introduce a two-step course of for producing phosphorus-containing chemical substances

2023-06-18 10:09:59

Researchers introduce a two-step process for producing phosphorus-containing chemicals
Instance of a posh biomolecule from the group of functionalized nucleotides, achieved via the tactic developed by the Weigand Analysis Group utilizing typical phosphoric acid. Credit score: Weigand Group

Professor Jan J. Weigand and his crew from the TUD Dresden College of Know-how have achieved a floor breaking development within the manufacturing of phosphorus-containing chemical substances. In a current publication within the scientific journal Nature Synthesis, they current an revolutionary synthesis technique that requires solely two course of steps for the beforehand advanced manufacturing of functionalized phosphates.

This promising innovation not solely contributes to environmental safety but additionally saves vital time and prices. Moreover, it affords the business the chance to develop into much less depending on third nations. The analysis crew has already filed two patents for this new course of.

Phosphorus and its compounds are important parts of life and indispensable in our each day lives. Within the human body, this factor performs a vital position in energy transfer and quite a few mobile capabilities. Phosphorus compounds are utilized in fertilizers, detergents, medicines, and plenty of different merchandise. Moreover, phosphorus is a vital ingredient in flame retardants, battery electrolytes, and catalysts.

On Earth, phosphorus exists completely within the type of phosphates. The manufacturing of phosphorus-containing chemical substances usually entails a posh and energy-intensive multi-step course of. Initially, extremely poisonous white phosphorus (P4) is produced through a redox pathway after which additional processed into phosphorus trichloride (PCl3) and different problematic and typically extremely poisonous intermediate merchandise. Phosphorus chemistry primarily based on P4 is related to vital challenges however performs an indispensable position within the chemical industry attributable to its nice significance.

Within the Nature Synthesis article, Weigand, Professor of Inorganic Molecular Chemistry at TU Dresden, alongside together with his crew, presents a remarkably easy technique for the manufacturing of phosphorus-containing chemical substances. This course of straight converts main and secondary phosphate sources into phosphorus-containing chemical substances in simply two steps, with out utilizing hazardous intermediates comparable to white phosphorus (P4).

Weigand explains, “The publication of the brand new course of is an actual spotlight of my scientific profession and the results of greater than 15 years of analysis work. We’ve got developed a blueprint for a way more sustainable phosphorus chemistry. Our course of is extraordinarily related for industrial applications attributable to its simplicity by way of sources, prices, and time. We’ve got already filed two patents, considered one of which has already been disclosed.

“Our new synthesis pathway allows better independence from third nations since Europe now not possesses a manufacturing facility for P4, which stays an indispensable intermediate in industrial phosphorus chemistry. At present, Europe depends on manufacturing in nations like Vietnam and China. Our course of can guarantee resilience within the manufacturing of phosphorus-containing chemical substances sooner or later.”

First writer Tobias Schneider says, “We’ve got efficiently produced a flexible phosphorylation reagent ((pyridine)2PO2[OTf]) utilizing a easy chemical response through which two oxygen atoms in phosphates are changed by a labile ligand comparable to pyridine. This reagent permits for a redox-neutral strategy to quite a lot of necessary phosphorus-containing chemical substances with varied purposes by readily reacting with varied nucleophiles comparable to amines, alcohols, or pseudohalides.

“The method allows a extra direct and energy-efficient worth chain by using cost-effective uncooked supplies comparable to phosphoric acid or different phosphate sources, thus bypassing the usage of white phosphorus as an intermediate.”

Prof. Weigand’s crew is at present engaged on increasing the vary of phosphorus-containing chemical substances producible with the novel technique and recycling the chemical substances mandatory for the method via electrochemical strategies to develop an environment friendly round course of. This strategy permits for additional conservation of sources and price financial savings.

Extra data:
Tobias Schneider et al, Redox-neutral conversion of ubiquitous PV sources to a flexible PO2+ phosphorylation reagent, Nature Synthesis (2023). DOI: 10.1038/s44160-023-00344-0

Researchers introduce a two-step course of for producing phosphorus-containing chemical substances (2023, June 16)
retrieved 19 June 2023

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