Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine

Cocrystallization of each of 1,3,5-trichloro-2,4,6-trifluorobenzene, 1,3,5-tribromo-2,4,6-trifluorobenzene, and 1,3,5-triiodo-2,4,6-trifluorobenzene with 2,3,5,6-tetramethylpyrazine via selected mechanochemical and solution methods is assessed. In lieu of single crystals of suitable quality for stru...

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Main Authors: Rama K. El-khawaldeh, Shubha S. Gunaga, David L. Bryce
Format: Article
Language:English
Published: Elsevier 2022-01-01
Series:Results in Chemistry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211715622000558
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author Rama K. El-khawaldeh
Shubha S. Gunaga
David L. Bryce
author_facet Rama K. El-khawaldeh
Shubha S. Gunaga
David L. Bryce
author_sort Rama K. El-khawaldeh
collection DOAJ
description Cocrystallization of each of 1,3,5-trichloro-2,4,6-trifluorobenzene, 1,3,5-tribromo-2,4,6-trifluorobenzene, and 1,3,5-triiodo-2,4,6-trifluorobenzene with 2,3,5,6-tetramethylpyrazine via selected mechanochemical and solution methods is assessed. In lieu of single crystals of suitable quality for structure determination via single-crystal X-ray diffraction, powder X-ray diffraction and 13C cross-polarization magic-angle spinning solid-state NMR spectroscopy are used to qualitatively assess halogen-bond induced cocrystal formation. The results suggest a rich polymorphic landscape worthy of further study.
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spelling doaj.art-2e3b5fbd47fb4771baa0841f5b3595352022-12-22T04:23:08ZengElsevierResults in Chemistry2211-71562022-01-014100336Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-TetramethylpyrazineRama K. El-khawaldeh0Shubha S. Gunaga1David L. Bryce2Department of Chemistry and Biomolecular Sciences, University of Ottawa, Ottawa, Ontario K1N6N5, CanadaDepartment of Chemistry and Biomolecular Sciences, University of Ottawa, Ottawa, Ontario K1N6N5, CanadaCorresponding author.; Department of Chemistry and Biomolecular Sciences, University of Ottawa, Ottawa, Ontario K1N6N5, CanadaCocrystallization of each of 1,3,5-trichloro-2,4,6-trifluorobenzene, 1,3,5-tribromo-2,4,6-trifluorobenzene, and 1,3,5-triiodo-2,4,6-trifluorobenzene with 2,3,5,6-tetramethylpyrazine via selected mechanochemical and solution methods is assessed. In lieu of single crystals of suitable quality for structure determination via single-crystal X-ray diffraction, powder X-ray diffraction and 13C cross-polarization magic-angle spinning solid-state NMR spectroscopy are used to qualitatively assess halogen-bond induced cocrystal formation. The results suggest a rich polymorphic landscape worthy of further study.http://www.sciencedirect.com/science/article/pii/S2211715622000558Halogen bondPowder X-ray diffractionSolid-state NMRMechanochemistry
spellingShingle Rama K. El-khawaldeh
Shubha S. Gunaga
David L. Bryce
Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
Results in Chemistry
Halogen bond
Powder X-ray diffraction
Solid-state NMR
Mechanochemistry
title Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
title_full Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
title_fullStr Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
title_full_unstemmed Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
title_short Assessment of halogen-bond induced cocrystallization of 1,3,5-trihalo-2,4,6-trifluorobenzenes with 2,3,5,6-Tetramethylpyrazine
title_sort assessment of halogen bond induced cocrystallization of 1 3 5 trihalo 2 4 6 trifluorobenzenes with 2 3 5 6 tetramethylpyrazine
topic Halogen bond
Powder X-ray diffraction
Solid-state NMR
Mechanochemistry
url http://www.sciencedirect.com/science/article/pii/S2211715622000558
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