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ChemInform Abstract: Discovery and Application of Doubly Quaternized Cinchona-Alkaloid-Based Phase-Transfer Catalysts

Authors :
Kevin M. Belyk
Nobuyoshi Yasuda
Robert A. Reamer
Bangping Xiang
Source :
ChemInform. 46
Publication Year :
2015
Publisher :
Wiley, 2015.

Abstract

Novel N,N′-dibenzylated cinchona alkaloid-based phase-transfer catalysts are designed to provide improved enantioselectivity for the intramolecular spirocyclization of substrates of type (I), (III), and (V) compared to traditional cinchona alkaloid catalysts.

Details

ISSN :
09317597
Volume :
46
Database :
OpenAIRE
Journal :
ChemInform
Accession number :
edsair.doi...........dd9dd54fb05c06ac03db2ac1e3dc7ae7
Full Text :
https://doi.org/10.1002/chin.201505119