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. 2009 Oct 10;65(Pt 11):o2678.
doi: 10.1107/S1600536809040434.

2-(1,3-Dioxoisoindolin-2-yl)propanoic acid

2-(1,3-Dioxoisoindolin-2-yl)propanoic acid

Abdul Rauf Raza et al. Acta Crystallogr Sect E Struct Rep Online. .

Abstract

The crystal structure of the title compound, C(11)H(9)NO(4), consists of infinite one-dimensional polymeric chains due to inter-molecular O-H⋯O hydrogen bonds between the carboxyl-ate and carbonyl groups. The phthalimide ring system and the C-COO group are planar, with r.m.s. deviations of 0.0253 and 0.0067 Å, respectively, from their mean square planes and the dihedral angle between them is 66.41 (7)°. The mol-ecules are stabilized by C=O⋯π inter-actions and weak intra-molecular C-H⋯O hydrogen bonds.

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Figures

Fig. 1.
Fig. 1.
View of (I) with the atom numbering scheme. The thermal ellipsoids are drawn at the 50% probability level. H-atoms are shown by small circles of arbitrary radii. The dotted line represent the intramolecular H-bonding.
Fig. 2.
Fig. 2.
The partial packing (PLATON; Spek, 2009) which shows that molecules form infinite one dimensional polymeric chains.

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