Organocatalyzed Highly Diastereo- and Enantioselective Tandem Sulfa-Michael-Mannich Reaction of 2-Mercaptoquinoline-3-carbaldimines with Maleimides

Autor: Chuchi Tang, Haibin Song, Lulu Wu, Youming Wang, Zhenghong Zhou, Liang-Fu Tang
Rok vydání: 2014
Předmět:
Zdroj: ChemCatChem. 6:649-654
ISSN: 1867-3880
DOI: 10.1002/cctc.201300993
Popis: A highly diastereo- and enantioselective organocatalyzed domino sulfa-Michael–Mannich reaction of 2-mercaptoquinoline-3-carbaldimines with maleimides has been developed. This approach provides a convenient and efficient access to multifuntionalized tetracyclic quinoline derivatives with three contiguous stereocenters in high yield with excellent stereoselectivity (up to >99:1 dr and >99 % ee).
Databáze: OpenAIRE
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