Thermal stability of dibenzo-21-crown-7 and its solution in 1,2-dichloroethane in contact with nitrogen dioxide
- Authors: Koscheeva A.M.1, Shelamov K.V.1, Rodin A.V.1, Ananiev A.V.2
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Affiliations:
- Scientific and Engineering Centre for Nuclear and Radiation Safety
- Bochvar High-Tech Research Institute of Inorganic Materials
- Issue: Vol 66, No 4 (2024)
- Pages: 336-343
- Section: Articles
- URL: https://journals.rcsi.science/0033-8311/article/view/279397
- DOI: https://doi.org/10.31857/S0033831124040049
- ID: 279397
Cite item
Abstract
The thermal stability of dibenzo-21-crown-7 (DB21C7) and its solution in 1,2-dichloroethane (DCE) after contact with nitrogen dioxide, which is a product of nitric acid degradation, was studied. It is shown that exothermic processes accompanied by the release of gaseous products are observed in inert and oxidizing atmosphere. The compounds formed after contact with nitrogen dioxide were determined by gas chromatography–mass spectrometry. Differences in gaseous products in the temperature range of 300°С were noted for the initial crown ether and for DB21С7 and its solution in DСE after contact with NO2.
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About the authors
A. M. Koscheeva
Scientific and Engineering Centre for Nuclear and Radiation Safety
Author for correspondence.
Email: koscheeva@secnrs.ru
Russian Federation, Moscow, 107140
K. V. Shelamov
Scientific and Engineering Centre for Nuclear and Radiation Safety
Email: koscheeva@secnrs.ru
Russian Federation, Moscow, 107140
A. V. Rodin
Scientific and Engineering Centre for Nuclear and Radiation Safety
Email: koscheeva@secnrs.ru
Russian Federation, Moscow, 107140
A. V. Ananiev
Bochvar High-Tech Research Institute of Inorganic Materials
Email: AlVlAnanyev@bochvar.ru
Russian Federation, Moscow, 123060
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