Crystal structures of two 4H-chromene derivatives: 2-amino-3-cyano-4-(3,4-di­chloro­phen­yl)-7-hy­droxy-4H-benzo[1,2-b]pyran 1,4-dioxane monosolvate and 2-amino-3-cyano-4-(2,6-di­chloro­phen­yl)-7-hy­droxy-4H-benzo[1,2-b]pyran

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 5
Double layers of hydrogen-bonded molecules in (I)

. The 1,4-dioxane molecules are omitted for clarity.

CRYSTALLOGRAPHIC
COMMUNICATIONS

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