First Total Synthesis of (±)-Puyanin and
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Yuheng Zhang; Jinhui Yang; Hongjun Li; Shizhi Jiang; Yunfeng Li; Wanyi Liu
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Article
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2011
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John Wiley and Sons
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English
⚖ 84 KB
👁 1 views
## Abstract A facile approach for the first total synthesis of two naturally occurring geranylated flavonoids, (±)‐puyanin (**1**) and (±)‐4′‐__O__‐methylbonannione (**2**) has been obtained with total yields of 27% and 17.8%, respectively. The key steps were regioselective cyclization of geranylat