Single-crystal X-ray study T = 298 K Mean '(C±C) = 0.002 A Ê R factor = 0.043 wR factor = 0.124 Data-to-parameter ratio = 15.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
N,N′-Bis(2-pyridylmethyl)pyromellitic diimide
✍ Scribed by Lü, Xingqiang ;Zhang, Li ;Chen, Chunlong ;Su, Chengyong ;Kang, Beisheng ;Ng, Seik Weng
- Publisher
- International Union of Crystallography
- Year
- 2003
- Tongue
- English
- Weight
- 269 KB
- Volume
- 59
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
The title compound, C 34 H 16 N 4 O 4 , is a perylene±imide pigment utilized for H 2 gas sensors. There are two independent halfmolecules in the asymmetric unit. The symmetry of both molecules is C i . The angles between the each of the pyridyl rings and the perylene-imide skeleton are 77.7 (1) and
The title vanadium complex, [VClO(C 16 H 22 N 4 )]ClO 4 , of the tetradentate ligand N,N H -dimethyl-N,N H -bis(2-pyridylmethyl)ethane-1,2-diamine was obtained from air oxidation of a mixture of the ligand and VCl 3 in wet methanol.
Single-crystal X-ray study T = 113 K Mean '(C±C) = 0.005 A Ê R factor = 0.056 wR factor = 0.163 Data-to-parameter ratio = 15.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Single-crystal X-ray study T = 296 K Mean '(C±C) = 0.003 A Ê R factor = 0.039 wR factor = 0.088 Data-to-parameter ratio = 12.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.