(E)-N′-(4-Chloro­benzyl­idene)-, (E)-N′-(4-bromo­benzyl­idene)- and (E)-N′-[4-(diethyl­amino)­benzyl­idene]- derivatives of 4-hy­droxy­benzo­hydrazide

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

IUCr IT WDC

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Figure 5
A view, along the c axis, of the crystal packing of (III)

. O—H⋯O and N—H⋯O hydrogen bonds and C—H⋯O interactions are shown as dashed lines (see Table 3

for details). H atoms not involved in these interactions have been omitted for clarity.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

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