Abstract
A synthesis of various types of 3-indolylpyrroles is reported involving a base-mediated 1,3-dipolar cycloaddition of TOSMIC with activated indole-2/3-vinylenes.
Acknowledgments
We thank CSIR, New Delhi [01(2071)/06/EMR-II], for the financial support. Authors thank DST-FIST for use of the 300-MHz NMR facility.
Notes
a Isolated yield after column chromatography.