Asymmetric Synthesis of (Trifluoromethyl)piperidines: Preparation of Highly Enantioenriched α′-(Trifluoromethyl)pipecolic Acids

Autor: Gilles Figueredo, Annabelle Bariau, Yves Troin, Cécile Esparcieux, Wahid Bux Jatoi, Jean-Louis Canet
Rok vydání: 2008
Předmět:
Zdroj: Synlett. 2008:1305-1308
ISSN: 1437-2096
0936-5214
Popis: The first asymmetric synthesis of (trifluoromethyl)pipecolic acids is reported. The synthetic strategy involves as key step an intramolecular Mannich reaction of a homochiral α-Tfm-β-amino ketal, prepared with a high stereoselectively in four steps from a fluoral hemiacetal.
Databáze: OpenAIRE