3,4-Diaminopyridinium hydrogen squarate
✍ Scribed by Koleva, Bojidarka ;Tsanev, Tsanko ;Kolev, Tsonko ;Mayer-Figge, Heike ;Sheldrick, William S.
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 926 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
Rubidium hydrogen squarate (RbHC 4 O 4 , RbHSQ) crystallized in monoclinic space group P2 1 /c. This compound form a short asymmetric intermolecular hydrogen bond whose O-O distance is 2.482(4) A ˚. The hydrogen squarate anions are forming head-to-tail infinite chain hydrogen-bonding motifs. A long
Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.006 A Ê R factor = 0.038 wR factor = 0.100 Data-to-parameter ratio = 14.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.