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Structure of 1,2'-spirobiindan-1',3'-dione, a key intermediate in the total synthesis of fredericamycin A

✍ Scribed by Acharya, K. R. ;Puranik, V. G. ;Tavale, S. S. ;Guru Row, T. N.

Book ID: 114503891
Publisher: International Union of Crystallography
Year: 1986
Tongue: English
Weight: 330 KB
Volume: 42
Category: Article
ISSN: 0108-2701
DOI: 10.1107/s0108270186096270

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Among the known antitumor compounds, a unique structural feature is the Spiro ring system of fredericamycin A (1j.l Recently, Rama Rao et al. prepared the model spiro(4,4) nonane Z2 from a 2-aryl 1,3-indanedione.3 The report of that conversion prompts our communication of an alternative approach to