
Journal of the Chemical Society. Perkin transactions I p. 2541 - 2548 (1993)
Update date:2022-08-04
Topics:
Jones David W.
Thompson, Adrian M.
6,7-Methylenedioxy-1-(3',4',5'-trimethoxyphenyl)-2-benzopyran-3-one 1 and dimethyl fumarate in acetonitrile give mostly the C-2 exo-CO2Me adduct 4 which is transformed in four steps into epipodophyllotoxin 10a.Attempted addition of dimethyl maleate to 1 p
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