Abstract
We report a one-pot procedure for forming a dimeric pyrroloindoline framework with a thionium reagent. The cyclization of tryptamine with DMSO and Tf(2)O, followed by substitution with indole derivatives, produced racemic 3a-indolylpyrroloindolines. The method enables rapid access to heterodimeric pyrroloindolines as well as to homodimeric pyrroloindolines.
Publication types
-
Research Support, Non-U.S. Gov't
MeSH terms
-
Catalysis
-
Cyclization
-
Dimethyl Sulfoxide / chemistry
-
Indoles / chemical synthesis*
-
Indoles / chemistry
-
Molecular Structure
-
Pyrroles / chemical synthesis*
-
Pyrroles / chemistry
-
Quaternary Ammonium Compounds / chemistry*
-
Tryptamines / chemistry*
Substances
-
Indoles
-
Pyrroles
-
Quaternary Ammonium Compounds
-
Tryptamines
-
tryptamine
-
indoline
-
thionium
-
Dimethyl Sulfoxide