| Literature DB >> 14727628 |
Eric J Tisdale1, Irina Slobodov, Emmanuel A Theodorakis.
Abstract
A concise synthesis of forbesione (1) and desoxymorellin (3) is presented. Central to the strategy is a biomimetic Claisen/Diels-Alder/Claisen reaction cascade that proceeds in a regioselective manner and produces the desired scaffold exclusively. The observed regioselectivity and product distribution of the Claisen/Diels-Alder/Claisen reaction are attributed to the electronic effects of the xanthone oxygen (O10), the C9 carbonyl group and the nature of the C1 functionality.Entities:
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Year: 2003 PMID: 14727628 DOI: 10.1039/b311833a
Source DB: PubMed Journal: Org Biomol Chem ISSN: 1477-0520 Impact factor: 3.876