Synthesis and structure of trans-2,5-dimethylpiperazine-1,4-diium dihydrogen diphosphate

Autor: Houda Mrad, Adel Elboulali, Benoît Baptiste, Samah Akriche
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 11, Pp 1202-1205 (2024)
Druh dokumentu: article
ISSN: 2056-9890
20569890
DOI: 10.1107/S2056989024010132
Popis: In the title salt, C6H16N22+ ·H2P2O72−, the complete dication is generated by a crystallographic centre of symmetry with the methyl groups in equatorial orientations. The complete dianion is generated by a crystallographic twofold axis with the central O atom lying on the axis: the P—O—P bond angle is 135.50 (12)°. In the crystal, the dihydrogen diphosphate anions are linked by O—H...O hydrogen bonds, generating (001) layers. The organic cations bond to the inorganic layers by way of N—H...O and C—H...O hydrogen bonds. A Hirshfeld surface analysis shows that the most important contributions for the crystal packing are from O...H/H...O (60.5%) and H...H (39.4%) contacts.
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