On substituted pyrazole derivatives. I. 3-Methyl-4-[(Z)-2-(4-methyl­phenyl)hydrazin-1-yl­idene]-1-(3-nitro­phenyl)-1H-pyrazol-5(4H)-one and 3-methyl-4-[(Z)-2-(4-methyl­phenyl)hydrazin-1-yl­idene]-1-[4-(tri­fluoro­methyl)phenyl]-1H-pyrazol-5(4H)-one

Alvarez-Thon, L.; Bustos, C.; Molins, E.; Garland, M.T.; Baggio, R.

doi:10.1107/S2053229614017173

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 5
(a) The π–π interaction scheme for (I)

. [Symmetry codes: (iv) x, −y + $[{3\over 2}]$ , z − $[{1\over 2}]$ ; (v) −x + 1, −y + 1, −z + 1; (vi) −x, y − $[{1\over 2}]$ , z − $[{1\over 2}]$ ; (vii) −x, −y + 1, −z; (viii) x − 1, y, z − 1.] (b) The π–π interaction scheme for (II)

. [Symmetry codes: (iii) −x + 1, −y + 1, −z; (iv) −x, −y + 1, −z; (v) x − 1, y, z − 1; (vi) x + 1, y, z + 1; (vii) −x + 2, −y + 1, −z + 2.] Inversion centres are represented as heavy red dots and π–π bonds as double-dashed lines.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 70| Part 9| August 2014| Pages 837-842

doi:10.1107/S2053229614017173

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