Acta Cryst. (2003). E59, o1263-o1264  [ doi:10.1107/S1600536803017033 ]

Ethyl 2-amino-4-(4-methylphenyl)-4H-benzo[f]chromene-3-carboxylate

D. Shi, H. Wu, X. Wang, Q. Zhuang and H. Hu

Abstract: The pyran ring of the title molecule, C₂₃H₂₁NO₃, adopts a flattened boat conformation. In the crystal structure, the amino group is involved in both intra- and intermolecular N-HO hydrogen bonds. The molecules form centrosymmetric dimers which are interlinked by weak C-H interactions.

Online 8 August 2003

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