Tetrahedron Letters p. 8035 - 8038 (1992)
Update date:2022-08-04
Topics:
Datta, Apurba
Datta, Dinah
Schmidt, Richard R.
A short practical method for the enantioselective synthesis of (-)-vertinolide precursor 2 is described.The readily available chiral β-alkoxy substituted acrylate 7 has been reacted with ethyl levulinate to form the tetronic acid nucleus 8, which in three subsequent steps was converted to the known precursor 2 in high overall yield.
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