Abstract
The addition of organolithium reagents to pyrylium tetrafluoroborate followed by in situ electrocyclic ring opening of the intermediate 2H-pyrans gives the title Z,E-dienals with high stereoselectivity.
Original language | English |
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Pages (from-to) | 320-322 |
Number of pages | 3 |
Journal | SYNTHESIS-STUTTGART |
Issue number | 4 |
Publication status | Published - Apr 1991 |