DOI: 10.1039/A802630K
(Paper)
Reference Section for: Chem. Commun., 1998, 1459-1460
Spiro[4.4] and spiro[4.5] lactones from phthaloyl chloride and 1,4- and 1,5-bis-nucleophiles
(Note: The full text of this document is currently only available in the PDF Version )
Mary J. O’Mahony, Elizabeth A. Saville-Stones, Charles W. Rees, Elizabeth A. Saville-Stones, Andrew J. P. White and David J. Williams
Abstract
Phthaloyl chloride reacts with the 1,4-bis-nucleophiles 3 to give spiro[4.4] lactones 7 and 9 and with the 1,5-bis-nucleophiles 10 to give spiro[4.5] lactones 12, as proved by X-ray crystallography, and not the 8- and 9-membered heterocyclic systems previously claimed.
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