Acta Cryst. (2009). E65, o2975  [ doi:10.1107/S1600536809045437 ]

3,3'-(1,3,5,7-Tetraoxo-2,3,6,7-tetrahydro-1H,5H-pyrrolo[3,4-f]isoindole-2,6-diyl)dipropanoic acid N,N-dimethylformamide disolvate

C.-S. Ling, X. Wang, Y. Liu and Q. Wu

Abstract: In the title compound, C₁₆H₁₂N₂O₈·2C₃H₇NO, the complete tricyclic compound is generated by a crystallographic centre of symmetry. In the crystal, the tricycle is linked to two adjacent N,N-dimethylformamide solvent molecules by O-HO hydrogen bonds.

Online 4 November 2009

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