Crystal structure of the tri­ethyl­ammonium salt of 3-[(4-hy­droxy-3-meth­oxy­phen­yl)(4-hy­droxy-2-oxo-2H-chromen-3-yl)meth­yl]-2-oxo-2H-chromen-4-olate

Ikram, M.; Rehman, S.; Khan, A.; Schulzke, C.

doi:10.1107/S2056989018001561

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 2
Hydrogen-bonding interactions forming infinite flat chains protruding along b viewed along c (top) and along b (bottom, left; showing the benzopyran moieties sticking out up and down). The crystal packing exhibiting a zigzag pattern viewed along b (bottom, right).

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 74| Part 3| March 2018| Pages 282-286

https://doi.org/10.1107/S2056989018001561

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