Abstract
C-2 lithiation of acetals 2 followed by trapping with aldehydes gives 3. Subsequent unmasking of the acetal function provides furobenzo(thio)pyrans 4, cycloadditions of which have been investigated.
Original language | English |
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Pages (from-to) | 4507-4510 |
Number of pages | 4 |
Journal | Tetrahedron Letters |
Volume | 43 |
Issue number | 25 |
DOIs | |
Publication status | Published - 17 Jun 2002 |
Externally published | Yes |