When Do Ionic Liquids Stop Behaving as Ionic Liquids? Assessing the Environmental Relevance of Ion Pairing

Natalia Lisiecka, Marta Woźniak-Karczewska, Anna Parus, Paolo Roccaro, Hermann J. Heipieper, Łukasz Chrzanowski · 2026

Read When Do Ionic Liquids Stop Behaving as Ionic Liquids? Assessing the Environmental Relevance of Ion Pairing by Natalia Lisiecka, Marta Woźniak-Karczewska, Anna Parus, Paolo Roccaro, Hermann J. Heipieper, Łukasz Chrzanowski (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/PMC13468287.txt.

Description

Natalia Lisiecka and colleagues ask in 2026 a deceptively simple question: once ionic liquids leave the bottle and enter water or soil, do they still behave as ionic liquids at all? These designer salts are praised for low volatility and tunable properties, yet environmental behavior may split them apart. The article focuses on ion pairing, the tendency of the positive and negative ions to travel together, versus each ion going its own way.

Evidence from herbicidal ionic liquids, their ordinary precursor salts, and mixtures suggests the ions often act as largely independent species under real conditions. Greasy cations drive most of the sorption to soil and the microbial toxicity, while herbicidal anions keep the mobility and breakdown patterns of their conventional salt forms. If the pair does not survive contact with the environment, safety assessments built on the paired liquid may misjudge both halves, which is the authors central warning.

Catalog record

CREATORNatalia Lisiecka, Marta Woźniak-Karczewska, Anna Parus, Paolo Roccaro, Hermann J. Heipieper, Łukasz Chrzanowski
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE52 KB
LICENSEhttps://creativecommons.org/licenses/by/4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/article/MED/PMC13468287

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