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Effect of fluorosubstitution in the ligand on structure, spectral and thermal characteristics of trimethylplatinum β-diketonate complexes. / Dorovskikh, Svetlana I.; Klyamer, Darya D.; Mirzaeva, Irina V. et al.

In: Journal of Fluorine Chemistry, Vol. 249, 109843, 09.2021.

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Dorovskikh SI, Klyamer DD, Mirzaeva IV, Pyrayzev DA, Pishur DP, Krasnov PO et al. Effect of fluorosubstitution in the ligand on structure, spectral and thermal characteristics of trimethylplatinum β-diketonate complexes. Journal of Fluorine Chemistry. 2021 Sept;249:109843. doi: 10.1016/j.jfluchem.2021.109843

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@article{76955288f7924bd4ba994e404e7533f7,
title = "Effect of fluorosubstitution in the ligand on structure, spectral and thermal characteristics of trimethylplatinum β-diketonate complexes",
abstract = "This work is aimed at studying the structures, IR spectra and thermal properties of the series of trimethylplatinum complexes (Me3Pt(L)Py) with various combinations of β-diketonate (CβCOCγHCOCβ{\textquoteright}) substituents: (1) Cβ,Cβ{\textquoteright}=Me, acac - pentan-2,4-dionato; (2) Cβ=Me, Cβ{\textquoteright}=CF3, tfac - 1,1,1-trifluoro-2,4-pentanedionato; (3) Cβ,Cβ{\textquoteright}=CF3, hfac - 1,1,1,5,5,5-hexafluoro-2,4-pentanedionato; (4) Cβ=tBu, Cβ{\textquoteright}=CF3, ptac - 1,1,1-trifluoro-5,5-dimethyl-2,4-hexanedione; (5) Cβ=Me, Cβ{\textquoteright}=C2F5, 5Fac - 1,1,1,2,2-pentofluoro-3,5-hexandionato; (6) Cβ=Me, Cβ{\textquoteright}=C3F7, 7Fac - 1,1,1,2,2,3,3-heptafluoro-4,6-heptandionato; Py - pyridine. The following crystallographic parameters, namely monoclinic P21/n, Z = 4, a = 11.8927(4) {\AA}, b = 8.8446(4) {\AA}, c = 16.9802(6) {\AA}, β = 107.2490(10)°, V = 1705.75(11) {\AA}3 and monoclinic P21/c, Z = 8, a = 9.7297(14) {\AA}, b = 35.709(5) {\AA}, c = 10.6785(11) {\AA}, β = 91.035(2)°,V = 3709.5(8) {\AA}3 have been determined for the crystals of 5 and 6, respectively. Hirshfeld surface analysis was used as a tool for visualization of intermolecular contacts and packaging features in the structures of Me3Pt(L)Py molecules depending on the combination of substituents in L. The effect of combination of β-diketonate substituents on the molecular structure and vibrational spectra of Me3Pt(L)Py derivatives was also studied. The density functional theory (DFT) calculations were used for the assignment of bands in their IR spectra. The thermal behavior of Me3Pt(L)Py complexes in the condensed phase were studied using TG, DSC methods. The complex 3 was tested as a precursor in MOCVD experiments.",
keywords = "Crystal structure, DFT calculations, Hirshfeld surface analysis, IR spectroscopy, TG-DTA, trimethylplatinum(IV) β-diketonates",
author = "Dorovskikh, {Svetlana I.} and Klyamer, {Darya D.} and Mirzaeva, {Irina V.} and Pyrayzev, {Dmitry A.} and Pishur, {Denis P.} and Krasnov, {Pavel O.} and Basova, {Tamara V.} and Morozova, {Natalia B.}",
note = "Publisher Copyright: {\textcopyright} 2021 Elsevier B.V.",
year = "2021",
month = sep,
doi = "10.1016/j.jfluchem.2021.109843",
language = "English",
volume = "249",
journal = "Journal of Fluorine Chemistry",
issn = "0022-1139",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Effect of fluorosubstitution in the ligand on structure, spectral and thermal characteristics of trimethylplatinum β-diketonate complexes

AU - Dorovskikh, Svetlana I.

AU - Klyamer, Darya D.

AU - Mirzaeva, Irina V.

AU - Pyrayzev, Dmitry A.

AU - Pishur, Denis P.

AU - Krasnov, Pavel O.

AU - Basova, Tamara V.

AU - Morozova, Natalia B.

N1 - Publisher Copyright: © 2021 Elsevier B.V.

PY - 2021/9

Y1 - 2021/9

N2 - This work is aimed at studying the structures, IR spectra and thermal properties of the series of trimethylplatinum complexes (Me3Pt(L)Py) with various combinations of β-diketonate (CβCOCγHCOCβ’) substituents: (1) Cβ,Cβ’=Me, acac - pentan-2,4-dionato; (2) Cβ=Me, Cβ’=CF3, tfac - 1,1,1-trifluoro-2,4-pentanedionato; (3) Cβ,Cβ’=CF3, hfac - 1,1,1,5,5,5-hexafluoro-2,4-pentanedionato; (4) Cβ=tBu, Cβ’=CF3, ptac - 1,1,1-trifluoro-5,5-dimethyl-2,4-hexanedione; (5) Cβ=Me, Cβ’=C2F5, 5Fac - 1,1,1,2,2-pentofluoro-3,5-hexandionato; (6) Cβ=Me, Cβ’=C3F7, 7Fac - 1,1,1,2,2,3,3-heptafluoro-4,6-heptandionato; Py - pyridine. The following crystallographic parameters, namely monoclinic P21/n, Z = 4, a = 11.8927(4) Å, b = 8.8446(4) Å, c = 16.9802(6) Å, β = 107.2490(10)°, V = 1705.75(11) Å3 and monoclinic P21/c, Z = 8, a = 9.7297(14) Å, b = 35.709(5) Å, c = 10.6785(11) Å, β = 91.035(2)°,V = 3709.5(8) Å3 have been determined for the crystals of 5 and 6, respectively. Hirshfeld surface analysis was used as a tool for visualization of intermolecular contacts and packaging features in the structures of Me3Pt(L)Py molecules depending on the combination of substituents in L. The effect of combination of β-diketonate substituents on the molecular structure and vibrational spectra of Me3Pt(L)Py derivatives was also studied. The density functional theory (DFT) calculations were used for the assignment of bands in their IR spectra. The thermal behavior of Me3Pt(L)Py complexes in the condensed phase were studied using TG, DSC methods. The complex 3 was tested as a precursor in MOCVD experiments.

AB - This work is aimed at studying the structures, IR spectra and thermal properties of the series of trimethylplatinum complexes (Me3Pt(L)Py) with various combinations of β-diketonate (CβCOCγHCOCβ’) substituents: (1) Cβ,Cβ’=Me, acac - pentan-2,4-dionato; (2) Cβ=Me, Cβ’=CF3, tfac - 1,1,1-trifluoro-2,4-pentanedionato; (3) Cβ,Cβ’=CF3, hfac - 1,1,1,5,5,5-hexafluoro-2,4-pentanedionato; (4) Cβ=tBu, Cβ’=CF3, ptac - 1,1,1-trifluoro-5,5-dimethyl-2,4-hexanedione; (5) Cβ=Me, Cβ’=C2F5, 5Fac - 1,1,1,2,2-pentofluoro-3,5-hexandionato; (6) Cβ=Me, Cβ’=C3F7, 7Fac - 1,1,1,2,2,3,3-heptafluoro-4,6-heptandionato; Py - pyridine. The following crystallographic parameters, namely monoclinic P21/n, Z = 4, a = 11.8927(4) Å, b = 8.8446(4) Å, c = 16.9802(6) Å, β = 107.2490(10)°, V = 1705.75(11) Å3 and monoclinic P21/c, Z = 8, a = 9.7297(14) Å, b = 35.709(5) Å, c = 10.6785(11) Å, β = 91.035(2)°,V = 3709.5(8) Å3 have been determined for the crystals of 5 and 6, respectively. Hirshfeld surface analysis was used as a tool for visualization of intermolecular contacts and packaging features in the structures of Me3Pt(L)Py molecules depending on the combination of substituents in L. The effect of combination of β-diketonate substituents on the molecular structure and vibrational spectra of Me3Pt(L)Py derivatives was also studied. The density functional theory (DFT) calculations were used for the assignment of bands in their IR spectra. The thermal behavior of Me3Pt(L)Py complexes in the condensed phase were studied using TG, DSC methods. The complex 3 was tested as a precursor in MOCVD experiments.

KW - Crystal structure

KW - DFT calculations

KW - Hirshfeld surface analysis

KW - IR spectroscopy

KW - TG-DTA

KW - trimethylplatinum(IV) β-diketonates

UR - http://www.scopus.com/inward/record.url?scp=85111869425&partnerID=8YFLogxK

U2 - 10.1016/j.jfluchem.2021.109843

DO - 10.1016/j.jfluchem.2021.109843

M3 - Article

AN - SCOPUS:85111869425

VL - 249

JO - Journal of Fluorine Chemistry

JF - Journal of Fluorine Chemistry

SN - 0022-1139

M1 - 109843

ER -

ID: 29279854