HBA solvent 

Synonyms: hydrogen-bond acceptor solvent, protophilic solvent
https://doi.org/10.1351/goldbook.08175
Strongly or weakly basic solvent capable of acting as a hydrogen-bond acceptor (HBA) and forming strong intermolecular solute-solvent hydrogen bonds.
Note:
A solvent that is not capable of acting as a hydrogen-bond acceptor is called a non-HBA solvent.
Source:
PAC, 2022, 94, 353. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 2021)) on page 430 [Terms] [Paper]
Citation: 'HBA solvent' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.08175 RIS BibTex EndNote
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