- Diastereoselective synthesis of piperazines by manganese-mediated reductive cyclization.
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A simple and effective synthesis of trans aryl-substituted piperazines using a Bronsted acid and manganese(0) is described. [reaction: see text]
- Mercer, Gregory J,Sigman, Matthew S
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p. 1591 - 1594
(2007/10/03)
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- Electroorganic Chemistry. 129. Electroreductive Synthesis of Chiral Piperazines and Enantioselective Addition of Diethylzinc to Aldehydes in the Presence of the Chiral Piperazines
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Electroreduction of diimines, prepared from 1,2-diamines and aromatic aldehydes, in acidic media gave intramolecularly coupled products, 2,3-diarylpiperazines, stereoselectively.Chiral tri- and tetrasubstituted piperazines were synthesized effectively fro
- Shono, Tatsuya,Kise, Naoki,Shirakawa, Eiji,Matsumoto, Hideshi,Okazaki, Eiichi
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p. 3063 - 3067
(2007/10/02)
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