Yingjian Gong, Li Li, Qian Wu, Tu Zeng, Yi Tian, Xingcan Zhang, Jingpeng Han* and Baosheng Li*,
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Divergent Synthesis of Symmetric Benzenes and Fluorenones
The benzene ring is a prevalent core structure in both biologically significant compounds and functional materials. This prompts the development of innovative methods for synthesizing benzene derivatives. We present a divergent synthetic strategy for accessing 1,2-difuryl-substituted symmetrical benzene and highly functionalized fluorenones. In this approach, all aromatic cores are generated through a copper-mediated dimeric cycloaromatization cascade sequence, utilizing readily available dienynyl ketones. This protocol not only offers an alternative method for synthesizing symmetrical aromatics but also provides a framework for the oxidative transformation of furans into synthetically valuable substances.
期刊介绍:
Organic Letters invites original reports of fundamental research in all branches of the theory and practice of organic, physical organic, organometallic,medicinal, and bioorganic chemistry. Organic Letters provides rapid disclosure of the key elements of significant studies that are of interest to a large portion of the organic community. In selecting manuscripts for publication, the Editors place emphasis on the originality, quality and wide interest of the work. Authors should provide enough background information to place the new disclosure in context and to justify the rapid publication format. Back-to-back Letters will be considered. Full details should be reserved for an Article, which should appear in due course.