Carbon­yl–carbonyl, carbon­yl–π and carbon­yl–halogen dipolar inter­actions as the directing motifs of the supra­molecular structure of ethyl 6-chloro-2-oxo-2H-chromene-3-carboxyl­ate and ethyl 6-bromo-2-oxo-2H-chromene-3-carboxyl­ate

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

IUCr IT WDC

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Figure 2
The molecular structure of (II)

, showing the atomic numbering scheme and displacement ellipsoids drawn at the 30% probability level.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

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