[1-(Hydroxyethylammonio)propyl]phosphonate
✍ Scribed by Shivachev, Boris ;Petrova, Rosica ;Kossev, Krassimir ;Troev, Kolio
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 320 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
No coin nor oath required. For personal study only.
✦ Synopsis
Single-crystal X-ray study T = 290 K Mean '(C±C) = 0.005 A Ê R factor = 0.042 wR factor = 0.123 Data-to-parameter ratio = 16.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
📜 SIMILAR VOLUMES
The title compound, C~5~H~15~NO~6~P~2~, exists as a zwitterion. The N atom of the amino group is protonated and one of the phosphonic acid groups is deprotonated. The molecules form hydrogen-bonded (202) layers.
The organic moiety of the title compound, C 11 H 18 NO 5 PÁ2H 2 O, is zwitterionic. The crystal packing is stabilized by N-HÁ Á ÁO and O-HÁ Á ÁO hydrogen bonds.
In the title crystal structure, C 4 H 12 O 7 P 2 SÁH 2 O, the sulfonium groups have a pyramidal geometry and bridging water molecules form a complex three-dimensional hydrogen-bond network involving neighboring phosphonate groups.