Concepedia

Publication | Closed Access

KAl(SO<sub>4</sub>)<sub>2</sub>.12H<sub>2</sub>O as a recyclable Lewis acid catalyst for synthesis of some new oxindoles in aqueous media

37

Citations

26

References

2004

Year

Abstract

Potassium aluminum sulfate (Alum) efficiently catalyses the electrophilic substitution reaction of indole and isatin in aqueous solution at room temperature and under microwave irradiation to afford the new corresponding bis(indol-3-yl)methanes (DIM) and the new corresponding oxindoles.

References

YearCitations

Page 1