2,9-Dimethyl-1,10-phenanthrolin-1-ium (6-carb­oxy-4-hy­droxy­pyridine-2-carboxyl­ato-κ3O2,N,O6)(4-hy­droxy­pyridine-2,6-dicarboxyl­ato-κ3O2,N,O6)zincate(II) 2.35-hydrate: a proton-transfer compound

Derikvand, Z.; Stoeckli-Evans, H.; Nemati, A.

doi:10.1107/S1600536811052445

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 2 A view along the a-axis of the robust O–H⋯O hydrogen bond synthons, (I) R²₂(16) and (II) R⁶₆(42) forming a two-dimensional network parallel to the bc plane [the dashed cyan lines show donor-acceptor distances of hydrogen bonds].

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 68| Part 1| December 2012| Pages m31-m32

doi:10.1107/S1600536811052445

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