Efficient enantioselective synthesis of cyclopropanes from sulfonylpyrazolines
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Garcia Ruano, Jose L.,Martin Castro, Ana M.,Torrente, Esther
p. 1445 - 1446
(2007/10/03)
Efficient synthesis of enantiomerically pure α-alkyl cyclopropanecarbonitrile derivatives from pyrazolines
(Chemical Equation Presented) Thermolysis of enantiopure sulfonyl pyrazolines 4 and 5, easily obtained from (Z)-3-p-tolylsulfinylacrylonitriles (1), afforded sulfonyl cyclopropanes (6, 7) in a completely stereoselective manner in almost quantitative yield
Garcia Ruano, Jose L.,Alonso De Diego, Sergio A.,Martin, M. Rosario,Torrente, Esther,Martin Castro, Ana M.
p. 4945 - 4948
(2007/10/03)
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