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Structure of 7-acetyl-2,5,9-trinitro-2,5,7,9-tetraazabicyclo[4.3.0]nonan-8-one

✍ Scribed by George, C. ;Gilardi, R. ;Flippen-Anderson, J. L.

Book ID
114509192
Publisher
International Union of Crystallography
Year
1992
Tongue
English
Weight
209 KB
Volume
48
Category
Article
ISSN
0108-2701

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2,5,7-Tri­nitro-2,5,7,9-tetra­aza­bi­cyc
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✍ Butcher, Ray J. ;Evans, Robin ;Gilardi, R. 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 302 KB

The structure of the title compound, C 5 H 7 N 7 O 7 , contains fused ®ve-and six-membered rings in a ¯attened envelope and a twist-boat conformation, respectively, with a cis junction between the two heterocyclic rings.

2,5-Di­nitro-7,9-dioxa-2,5-di­aza­bi­cyc
2,5-Di­nitro-7,9-dioxa-2,5-di­aza­bi­cyclo­[4.3.0]­nonan-8-one
✍ Gilardi, Richard D. ;Butcher, Ray J. 📂 Article 📅 2001 🏛 International Union of Crystallography 🌐 English ⚖ 383 KB

The title compound, C 5 H 6 N 4 O 7 , is a cyclic carbonate ester of 1,4-piperazine-2,3-diol. It contains only C, H, N, and O atoms, and has a high density of 1.828 Mg m À3 .