Abstract
Iodoetherification of the (Z)-3-hydroxy-5-alkenoates 4 leads exclusively to the hydroxytetrahydrofurans 5 whereas similar cyclisations of the corresponding (E)-isomers [10, 13 and 15] give largely the iodo-tetrahydrofurans [11, 14 and 16].
Original language | English |
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Pages (from-to) | 6507-6510 |
Number of pages | 4 |
Journal | Tetrahedron Letters |
Volume | 33 |
Issue number | 43 |
DOIs | |
Publication status | Published - 1992 |
Keywords
- chemistry