Ethyl (1R,1′S,2′S,7a'R)-2-oxo-1′-[(3aR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-3aH-bis[1,3]dioxolo[4,5-b:4′,5′-d]pyran-5-yl]-1′,2′,5′,6′,7′,7a'-hexahydro-2H-spiro[acenaphthylene-1,3′-pyrrolizine]-2′-carboxylate

In the title compound, C32H37NO8, the central pyran ring adopts a twist-boat conformation and the 1,3-dioxoane rings adopt envelope conformations. The acenaphthylenone unit and two C atoms of a pyrrolidine ring are disordered over two sets of sites [occupancy ratio 0.669 (7):0.331&...

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Bibliographic Details
Main Authors: G. Jagadeesan, K. Sethusankar, R. Prasanna, R. Raghunathan
Format: Article
Language:English
Published: International Union of Crystallography 2012-02-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536811055760