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Acta Cryst. (2003). E59, o1918-o1919  [ doi:10.1107/S1600536803025121 ]

7,8-Didehydro-4,5-epoxy-17-methylmorphinan-6-yl naphthalene-1-carboxylate

N. Gathergood, P. J. Scammells and G. D. Fallon

Abstract: The crystal structure of morphine 3-(1-naphthoate), (or 7,8-didehydro-4,5-epoxy-17-methylmorphinan-6-yl naphthalene-1-carboxylate), C28H25NO4, was determined at 123 K. An intramolecular hydrogen bond exists between the secondary alcohol and the naphthoate group. Within the crystal structure, there is no significant [pi]-[pi] stacking, but there are significant intermolecular C-H...[pi] interactions.

Online 8 November 2003


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