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N,N′-[(2,3,5,6-Tetrafluoro-1,4-phenylene)dimethylene]bis(pyridine-2-carboxamide)

✍ Scribed by Chen, Sheng-Chun ;Yin, Fang-Hua ;He, Ming-Yang ;Yan, Kang ;Chen, Qun


Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
108 KB
Volume
63
Category
Article
ISSN
1600-5368

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✦ Synopsis


The title compound, C 20 H 14 F 4 N 4 O 2 , is centrosymmetric. The dihedral angle between the pyridine and benzene ring is 64.8 (4) . The crystal structure is stabilized by intermolecular N-HÁ Á ÁO hydrogen bonding.


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The title compound, [Cr(CN)~2~(C~12~H~8~N~2~)~2~][Cr(N~3~)~2~(C~18~H~12~N~4~O~2~)]·H~2~O, contains [Cr^III^(CN)~2~(phen)~2~]^+^ cations (phen is 1,10-phenanthroline) and [Cr^III^(N~3~)~2~(bpb)]^−^ anions [bpb is 1,2-bis(pyridine-2-carboxamido)benzene or __N__,__N__′-(__o__-phenylene)bis(pyridine-2-c