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.
N-2-Phosphono-ethyl-aminosäuretriester und N-2-Phosphono-ethyl-glycin
✍ Scribed by Kurt Issleib; Hartmut Wache; Arno Balszuweit
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 240 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0044-2402
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✦ Synopsis
Summenformel I R vSo in cm-l 'H-NMR d. Th. (Molmasse ber . ) 6 in ppm Chlormethansulfinsaureester (2a-2 h) und -amide (3a-3b)l) C1 -CH,-S-I/ 0 -2a 42-44 (4) 30; 63,4,)
📜 SIMILAR VOLUMES
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.
The title Schiff base compound, C 18 H 21 N 3 O 2 , was synthesized by a condensation reaction of 4-hydroxybenzaldehyde with diethylenetriamine. The crystal structure determination reveals that one of the terminal hydroxy groups is deprotonated while the imino group of the molecule is protonated; th