Dipropyl 4,8-dioxo-1H,5H-2,6-dioxa-3a,4a,7a,8a-tetra­azacyclo­penta­[def]fluorene-8b,8c-dicarboxyl­ate

Wang, S.; Hu, Y.; Gao, M.; Wang, Z.-H.

doi:10.1107/S1600536807065853

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 2 A packing diagram of the title compound. C-H⋯O hydrogen bonds are shown as dashed lines. H atoms not involved in the hydrogen-bonds have been omitted for clarity.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 64| Part 1| January 2008| Page o265

https://doi.org/10.1107/S1600536807065853

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