1391858-02-8Relevant articles and documents
The Power of Triplet and Singlet Oxygen in Synthesis: 2-Oxindoles, 3-Hydroxy-2-oxindoles, and Isatins from Furans
Triantafyllakis, Myron,Sfakianaki, Kalliopi,Kalaitzakis, Dimitris,Vassilikogiannakis, Georgios
, p. 3631 - 3634 (2018)
A straightforward synthesis of substituted 2-oxindoles, 3-hydroxy-2-oxindoles, and isatins has been developed. Easily accessible furans were transformed into tetrahydropyranopyrrolones by a singlet oxygen initiated cascade reaction sequence. An acid-catal