A convenient synthesis of methylenomycin B. Further mechanistic studies on the SET catalyzed electrocyclization of enynones.
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Add time:07/13/2019 Source:sciencedirect.com
Methylenomycin B (3a) has been prepared in ∼55% yield by SET catalyzed cyclization of enyone 1a. Mechanistic studies indicate that initial electron donation takes place at C-3 in enolized intermediates of type 2a
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