Chemistry of Heterocyclic Compounds p. 517 - 519 (1987)
Update date:2022-08-05
Topics:
Andreichikov, Yu. S.
Gein, V. L.
Anikina, I. N.
4-Acyl-1,5-diphenyltetrahydropyrrole-2,3-diones react with diphenyldiazomethane to give O-alkylation products, which upon heating undergo <1,5>-sigmatropic suprasurface rearrangement to form 4-
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