A Versatile Synthesis of 3-Phenylsulfonylpyrroles from α-Amino Acids
- 1 September 1995
- journal article
- research article
- Published by Georg Thieme Verlag KG in Synthesis
- Vol. 1995 (09) , 1151-1154
- https://doi.org/10.1055/s-1995-4068
Abstract
Reaction between α-benzamidoalkyl ketones 4a-e and the vinyl phosphonium salt 1 produces 3-phenylthio-3-pyrrolines 5a-e which can be converted into N-benzyl-3-phenylsulfonyl pyrroles 7a-e by m-CPBA oxidation, diborane reduction and DDQ aromatisation.Keywords
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