Asymmetric synthesis of R and S .alpha.-alkylalkanoic acids from metalation and alkylation of chiral 2-oxazolines

A.，I.，Meyers，... - 《Journal of the American Chemical Society》

Syntheses of Two Diastereomers of Dihydrololiolide and (±)-3aα,4,5, 7a-Tetrahydro-4,4,7aα-trimethyl-2(3H)-benzofuranone

Asymmetric transformation of racemic 2-phenyl- and 2-chloroalkanoic acids via oxazolines into the corresponding optically active acids was investigated using (S)-phenylalaninol as a chiral auxiliary. The asymmetric transformation was per...

Saizo Shibata，Hajime Matsushita，Kunio Kato，... - 《Journal of the Agricultural Chemical Society of Japan》

Regioselective and Stereoselective Copper(I)-Promoted Allylation and Conjugate Addition ofN-Boc-2-lithiopyrrolidine andN-Boc-2-lithiopiperidine

Misaki, Y. Tanabe, "Practical method for the synthesis of (R)-homopipecolinic acid and (R)-homoproline esters from -chloroalkanoic acids and available chiral diamines", Tetrahedron 2006, 62, 2214-2223....

Iain，Coldham，Daniele，... - 《Journal of Organic Chemistry》

ChemInform Abstract: Reducing versus Basic Properties of 1,2-Diaryl-1,2-disodioethanes

The outcome of the reaction between halogenated arylacetic acids and 1,2-diaryl-1,2-disodioethanes strongly depends on the nature of both reaction partners...

U Azzena，G Dettori，L Pisano，... - 《Tetrahedron》

Reducing versus basic properties of 1,2-diaryl-1,2-disodioethanes

The outcome of the reaction between halogenated arylacetic acids and 1,2-diaryl-1,2-disodioethanes strongly depends on the nature of both reaction partners...

Azzena, U.Dettori, G.Pisano, L.Pittalis, M. - 《Tetrahedron》

Asymmetric Transformation of 2-Phenyl- and 2-Chloroalkanoic Acids via Chiral Oxazolines

Asymmetric transformation of racemic 2-phenyl- and 2-chloroalkanoic acids via oxazolines into the corresponding optically active acids was investigated usi...

S Shibata，H Matsushita，H Kaneko，... - 《Bulletin of the Chemical Society of Japan》

Asymmetric synthesis of R and S .alpha.-alkylalkanoic acids from metalation and alkylation of chiral 2-oxazolines

Asymmetric transformation of racemic 2-phenyl- and 2-chloroalkanoic acids via oxazolines into the corresponding optically active acids was investigated usi...

A.，I.，Meyers，... - 《Journal of the American Chemical Society》

Butyllithium

This article has no abstract. Keywords: preparation; use in the Wittig reaction; metalating agent; generation of carbenes; synthesis of allenes; metalating...

TL Ho，M Fieser，L Fieser，... - John Wiley & Sons, Inc.