Crystal structures of two hydrazinecarbo­thio­amide derivatives: (E)-N-ethyl-2-[(4-oxo-4H-chromen-3-yl)methyl­idene]hydrazinecarbo­thio­amide hemi­hydrate and (E)-2-[(4-chloro-2H-chromen-3-yl)methyl­idene]-N-phenyl­hydrazinecarbo­thio­amide

Gangadharan, R.; Haribabu, J.; Karvembu, R.; Sethusankar, K.

doi:10.1107/S2056989015003369

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 4
A partial view along the b axis of the crystal packing of compound (II)

, showing the N—H⋯S hydrogen bonds (dashed lines; see Table 2

), which result in the formation of inversion dimers with an $[R_{2}^{2}]$ (8) ring motif. H atoms not involved in hydrogen bonding have been omitted for clarity.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 71| Part 3| February 2015| Pages 305-308

doi:10.1107/S2056989015003369

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