A second monoclinic polymorph of 2-(3,5-dimethyl-1H-pyrazol-1-yl)-2-hydroxyimino-N'-[1-(pyridin-2-yl)ethylidene]acetohydrazide
Plutenko, M. O., Lampeka, R. D., Haukka, M., & Nordlander, E. (2013). A second monoclinic polymorph of 2-(3,5-dimethyl-1H-pyrazol-1-yl)-2-hydroxyimino-N'-[1-(pyridin-2-yl)ethylidene]acetohydrazide. Acta Crystallographica Section E : Structure Reports Online, 69(5), o765-o766. https://doi.org/10.1107/S1600536813009628
Date
2013Copyright
© the Authors. This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence.
[Introduction] The title compound, C
14
H
16
N
6
O
2
, is a second monoclinic
polymorph of 2-[1-(3,5-dimethyl)pyrazolyl]-2-hydroxyimino-
N
0
-[1-(2-pyridyl)ethylidene] acetohydrazide, with two crystal-
lographically independent molecules per asymmetric unit. The
non-planar molecules are chemically equal having similar
geometric parameters. The previously reported polymorph
[Plutenko
et al.
(2012).
Acta Cryst.
E
68
, o3281] was described
in space group
Cc
(
Z
= 4). The oxime group and the O atom of
the amide group are
anti
with respect to the C—C bond. In the
crystal, molecules are connected by N—H
N hydrogen
bonds into zigzag chains extending along the
b
axis.
Publisher
Wiley-Blackwell Publishing, Inc.ISSN Search the Publication Forum
1600-5368
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https://converis.jyu.fi/converis/portal/detail/Publication/23816278
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