Acta Cryst. (2009). E65, o775  [ doi:10.1107/S1600536809008885 ]

Ethyl 3-amino-1-phenyl-1H-benzo[f]chromene-2-carboxylate

Y.-H. Jiao, Q. Zhang, F.-Y. Meng, L. Teng, J. Yuan and S. W. Ng

Abstract: The pyranyl ring of the title compound, C₂₂H₁₉NO₃, adopts a flattened-boat conformation. The dihedral angle between naphthalene and phenyl rings is 78.3 (1)°The molecule also features an intramolecular N-HO_carbonyl hydrogen bond. Adjacent molecules are linked by an intermolecular N-HO_carbonyl hydrogen bond, forming a zigzag chain that runs along the c axis.

Online 14 March 2009

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