Tetrahedron Letters p. 7449 - 7452 (1990)
Update date:2022-08-17
Topics:
Barton, Derek H. R.
Donnelly, Dervilla M. X.
Finet, Jean-Pierre
Guiry, Patrick J.
The synthesis of isorobustin 1 in four steps from 5-methoxyresorcinol proceeds in an overall yield of 34%. The key step involves the arylation of a 4-hydroxy-2H-l-benzopyran-2-one 6 by 3,4-methylenedioxyphenyllead triacetate 9 in a chemoselective and regioselective manner.
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