Evidence map›Paper›PMID 41327292›Full record

ArticleBMC chemistry2025

Exploring ionic behavior: conductance studies of L-glutamic acid in aqueous D-sorbitol across temperature gradients.

Swarnamayee Sahoo, Jyotirmayee Dalai, Rupesh Kumar Pradhan, Harapriya Panda, Sulochana Singh

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Article in BMC chemistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

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5 authors.

Swarnamayee SahooDepartment of Chemistry, ITER, Siksha O Anusandhan Deemed to be University, Odisha, India.
Jyotirmayee DalaiDepartment of Chemistry, ITER, Siksha O Anusandhan Deemed to be University, Odisha, India.
Rupesh Kumar PradhanDepartment of Chemistry, ITER, Siksha O Anusandhan Deemed to be University, Odisha, India.
Harapriya PandaDepartment of Chemistry, ITER, Siksha O Anusandhan Deemed to be University, Odisha, India.
Sulochana SinghDepartment of Chemistry, ITER, Siksha O Anusandhan Deemed to be University, Odisha, India. sulochanasingh@soa.ac.in.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this paper molecular interactions of L-glutamic acid (Glu) in aqueous D-sorbitol (D-SOR) are analyzed by measuring electrical conductivity in the broad temperature range of 293.15-313.15 K at ambient pressure. The density and viscosity data were also measured experimentally required to explore the derived conductometric properties. Meanwhile, the molar conductance ([Formula: see text], limiting molar conductance[Formula: see text], Walden product ([Formula: see text]), ion association constants ([Formula: see text]) and activation energy ([Formula: see text] of ion association are derived and discussed in the light of ion-ion and ion-solvent interactions. The Kraus-Bray model was used to analyze the limiting molar conductance ([Formula: see text]) of the solutions. For the mixtures under study, the increased [Formula: see text] values for Glu in aqueous D-SOR compared to pure water suggest a synergistic interaction. As D-SOR concentration increases, [Formula: see text] of Glu decreases due to stronger solute-cosolute interactions and reduced ion dissociation. Glu functions as a structure creator in water, according to the [Formula: see text] finding. However, in aqueous D-SOR, increasing temperature and D-SOR concentration cause [Formula: see text] to drop, indicating structure-breaking behavior. Numerous energy and environmental applications may benefit from an investigation of the conductometric properties of Glu and D-SOR in aqueous solutions.

Indexed as

BiomoleculesD-sorbitolElectrical conductivityIon associationL-glutamic acid

Identifiers

PMID41327292
PMCPMC12879447

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