Crystal structures of ethyl 6-(4-methyl­phen­yl)-4-oxo-4H-chromene-2-carboxyl­ate and ethyl 6-(4-fluoro­phen­yl)-4-oxo-4H-chromene-2-carboxyl­ate

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 7
Compound (2), the combined ring structure formed by the combination of the ring structures in Figs. 4

and 5

. This chain of rings extends along the a axis. H atoms not involved in the hydrogen bonding are omitted.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

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