Bioinspired Energetic Materials: A Co‐Crystal of Explosophore‐Functionalized Nucleobase Analogs
Rattachement africain : lv, de, cz. Niveau de preuve : code pays fourni par la source.
Le résumé fourni par la source
A new class of bio-inspired insensitive energetic materials has been designed, synthesized, and comprehensively characterized. Co-crystal of 2,8-diazidoadenine and 8-nitrotetrazolo[1,5-c]pyrimidine-5,7(1H,6H)-dione was formed upon simple suspension in EtOAc. The crystalline phases were characterized by powder x-ray diffractograms, which unambiguously confirmed the formation of new crystalline species, and were supported by electron diffraction, solid-state NMR, and infrared spectroscopy. The crystal structures of 2,8-diazidoadenine and 8-nitrotetrazolo[1,5-c]pyrimidine-5,7(1H,6H)-dione were determined by single-crystal x-ray analysis. The detonation performance of the designed energetic materials was calculated, yielding detonation pressures of 15.9‒20.4 GPa and detonation velocities of 6284‒7423 m/s, placing the materials among the competitive candidates in the class of insensitive high-energy density materials. The impact sensitivities confirmed the insensitivity of 2,8-diazidoadenine, 8-nitrotetrazolo[1,5-c]pyrimidine-5,7(1H,6H)-dione, and their co-crystal. Co-crystallization induced a conformational rotation of the azido group in 2,8-diazidoadenine, resulting in improved crystal packing and a higher material density. Furthermore, the low thermal stability of 8-nitrotetrazolo[1,5-c]pyrimidine-5,7(1H,6H)-dione was significantly improved in the formed co-crystal. Besides, the energetic properties of 2,6,8-triazidopurine revealed its sensitivity to impact and friction, and it was identified as a high-performance energetic compound in the class of primary explosives, with a calculated detonation pressure of 19.8 GPa and a detonation velocity of 7423 m/s.
Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.
Le contrôle bibliographique ouvert
DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.
- Titre Crossref
- Bioinspired Energetic Materials: A Co‐Crystal of Explosophore‐Functionalized Nucleobase Analogs
- Date Crossref
- 07/09/2026
- Éditeur
- Wiley
- Type
- journal-article
Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.
Où se fait cette recherche
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Riga Technical University Institute of Chemistry and Chemical Technology pays non établi dans la noticeUniversité ou école supérieure
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Ludwig-Maximilians-Universität München pays non établi dans la noticeUniversité ou école supérieure
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Innovation (Latvia) pays non établi dans la noticeEntreprise
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National Institute of Research and Innovation pays non établi dans la noticeStructure de recherche
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University of Latvia Department of Chemistry pays non établi dans la noticeUniversité ou école supérieure
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Czech Academy of Sciences pays non établi dans la noticeOrganisme public
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FZU ‒ Institute of Physics of the Academy of Sciences of the Czech Republic pays non établi dans la noticeStructure de recherche
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Department of Chemistry Ludwig‐Maximilian University of Munich Munich Germany pays non établi dans la noticeUniversité ou école supérieure
Institute of Chemistry and Chemical Technology — Riga Technical University, Ludwig-Maximilians-Universität München et Innovation (Latvia), avec 5 autres affiliations.
Une affiliation ne permet pas de déduire la nationalité d’un auteur.