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Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals. / Ren, Yingchao; Polukeev, Valery A.; Kenf, Ekaterina V.; Tkachenko, Liudmila I.; Alyapyshev, Mikhail Yu. ; Babain, Vasily A.; Nechaev, Andrey V.; Legin, Andrey V.; Kirsanova, Dmitry O. .

In: Journal of Rare Earths, 17.08.2022.

Research output: Contribution to journal › Article › peer-review

Harvard

Ren, Y, Polukeev, VA, Kenf, EV, Tkachenko, LI, Alyapyshev, MY, Babain, VA, Nechaev, AV, Legin, AV & Kirsanova, DO 2022, 'Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals', Journal of Rare Earths. https://doi.org/10.1016/j.jre.2022.08.003

APA

Ren, Y., Polukeev, V. A., Kenf, E. V., Tkachenko, L. I., Alyapyshev, M. Y., Babain, V. A., Nechaev, A. V., Legin, A. V., & Kirsanova, D. O. (2022). Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals. Journal of Rare Earths. https://doi.org/10.1016/j.jre.2022.08.003

Vancouver

Ren Y, Polukeev VA, Kenf EV, Tkachenko LI, Alyapyshev MY, Babain VA et al. Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals. Journal of Rare Earths. 2022 Aug 17. https://doi.org/10.1016/j.jre.2022.08.003

Author

Ren, Yingchao ; Polukeev, Valery A. ; Kenf, Ekaterina V. ; Tkachenko, Liudmila I. ; Alyapyshev, Mikhail Yu. ; Babain, Vasily A. ; Nechaev, Andrey V. ; Legin, Andrey V. ; Kirsanova, Dmitry O. . / Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals. In: Journal of Rare Earths. 2022.

BibTeX

@article{ce974006755346e696ddeb41937f4bef,
title = "Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals",
abstract = "The variety of newly synthesized diamides of dipicolinic acid (DPA) bearing methyl- and oxymethyl substituents in various positions of phenyl ring was investigated as potential ligands for liquid–liquid extraction of rare earth metal ions and as membrane active compounds in plasticized polymeric membranes of potentiometric sensors. It is found that scandium is extracted with 2,6-pyridinedicarboxylic acid diamides similarly to heavy lanthanides, while yttrium is extracted together with light group lanthanides. DPA shows high selectivity for the separation of cadmium/zinc, lead/nickel or copper/nickel pairs. The four out of six studied ligands demonstrate significant potentiometric sensitivity towards scandium, yttrium and lanthanides in 10−7–10−3 mol/L concentration range in nitric acid solutions. The trends in sensitivity values vary depending on a ligand structure and the highest values are observed for Sc3+ and heavy lanthanides. According to the evaluated selectivity Sm3+ is the most preferred ion, while La3+ is the most discriminated. The differences in sensor behavior in rare earth metal solutions assume that such devices can be applied in sensor arrays for potentiometric analysis of lanthanide mixtures.",
keywords = "Dipicolinic acid diamides, scandium, Yttrium, Lanthanides, extraction, potentiometric sensors, Potentiometric sensors, Scandium, Extraction",
author = "Yingchao Ren and Polukeev, {Valery A.} and Kenf, {Ekaterina V.} and Tkachenko, {Liudmila I.} and Alyapyshev, {Mikhail Yu.} and Babain, {Vasily A.} and Nechaev, {Andrey V.} and Legin, {Andrey V.} and Kirsanova, {Dmitry O.}",
year = "2022",
month = aug,
day = "17",
doi = "10.1016/j.jre.2022.08.003",
language = "English",
journal = "Journal of Rare Earths",
issn = "1002-0721",
publisher = "Chinese Rare Earth Society",

}

RIS

TY - JOUR

T1 - Substituted diamides of dipicolinic acid as extractants and ionophores for rare earth metals

AU - Ren, Yingchao

AU - Polukeev, Valery A.

AU - Kenf, Ekaterina V.

AU - Tkachenko, Liudmila I.

AU - Alyapyshev, Mikhail Yu.

AU - Babain, Vasily A.

AU - Nechaev, Andrey V.

AU - Legin, Andrey V.

AU - Kirsanova, Dmitry O.

PY - 2022/8/17

Y1 - 2022/8/17

N2 - The variety of newly synthesized diamides of dipicolinic acid (DPA) bearing methyl- and oxymethyl substituents in various positions of phenyl ring was investigated as potential ligands for liquid–liquid extraction of rare earth metal ions and as membrane active compounds in plasticized polymeric membranes of potentiometric sensors. It is found that scandium is extracted with 2,6-pyridinedicarboxylic acid diamides similarly to heavy lanthanides, while yttrium is extracted together with light group lanthanides. DPA shows high selectivity for the separation of cadmium/zinc, lead/nickel or copper/nickel pairs. The four out of six studied ligands demonstrate significant potentiometric sensitivity towards scandium, yttrium and lanthanides in 10−7–10−3 mol/L concentration range in nitric acid solutions. The trends in sensitivity values vary depending on a ligand structure and the highest values are observed for Sc3+ and heavy lanthanides. According to the evaluated selectivity Sm3+ is the most preferred ion, while La3+ is the most discriminated. The differences in sensor behavior in rare earth metal solutions assume that such devices can be applied in sensor arrays for potentiometric analysis of lanthanide mixtures.

AB - The variety of newly synthesized diamides of dipicolinic acid (DPA) bearing methyl- and oxymethyl substituents in various positions of phenyl ring was investigated as potential ligands for liquid–liquid extraction of rare earth metal ions and as membrane active compounds in plasticized polymeric membranes of potentiometric sensors. It is found that scandium is extracted with 2,6-pyridinedicarboxylic acid diamides similarly to heavy lanthanides, while yttrium is extracted together with light group lanthanides. DPA shows high selectivity for the separation of cadmium/zinc, lead/nickel or copper/nickel pairs. The four out of six studied ligands demonstrate significant potentiometric sensitivity towards scandium, yttrium and lanthanides in 10−7–10−3 mol/L concentration range in nitric acid solutions. The trends in sensitivity values vary depending on a ligand structure and the highest values are observed for Sc3+ and heavy lanthanides. According to the evaluated selectivity Sm3+ is the most preferred ion, while La3+ is the most discriminated. The differences in sensor behavior in rare earth metal solutions assume that such devices can be applied in sensor arrays for potentiometric analysis of lanthanide mixtures.

KW - Dipicolinic acid diamides

KW - scandium

KW - Yttrium

KW - Lanthanides

KW - extraction

KW - potentiometric sensors

KW - Potentiometric sensors

KW - Scandium

KW - Extraction

UR - http://www.scopus.com/inward/record.url?scp=85139954752&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/ffdc3af4-aad8-38d6-b0d2-0b224ca916df/

U2 - 10.1016/j.jre.2022.08.003

DO - 10.1016/j.jre.2022.08.003

M3 - Article

JO - Journal of Rare Earths

JF - Journal of Rare Earths

SN - 1002-0721

ER -

ID: 100782803