In the title compound, C 30 H 20 N 4 O 10 , a typical bonding pattern is observed for the cyclobutane ring, with an average bond length of 1.560 (3) A ˚and bond angles of around 90 . In the crystal structure, the relatively short distances between the centroids of the benzene rings of neighbouring m
Bis(4-nitrophenyl) ketone
✍ Scribed by Chiari, G. ;Taylor, H. C. R. ;Fronczek, F. R. ;Newkome, G. R.
- Book ID
- 114527248
- Publisher
- International Union of Crystallography
- Year
- 1980
- Weight
- 432 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0567-7408
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📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 173 K Mean (C-C) = 0.002 A R factor = 0.040 wR factor = 0.105 Data-to-parameter ratio = 12.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The molecule of the title compound, C 14 H 10 N 4 O 6 , lies on a crystallographically imposed center of symmetry at the midpoint of the C-C bond of the oxamide unit. Molecules are linked into zigzag chains by N-HÁ Á ÁO hydrogen bonds. The packing is further stabilized by van der Waals forces.
Single-crystal X-ray study T = 296 K Mean '(C±C) = 0.004 A Ê R factor = 0.040 wR factor = 0.105 Data-to-parameter ratio = 10.1 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The title compound, [Mn(H~2~O)~6~](C~7~H~4~N~5~O~2~)~2~, was obtained by the __in situ__ hydrothermal reaction of MnCl~2~ with 4-nitrobenzonitrile in the presence of NaN~3~. The Mn atoms are located on inversion centres. The structure comprises hydrogen-bonded sheets of deprotonated 5-(4-nitrophenyl