Highly substituted medium-sized ring-fused azocinoquinoline scaffolds by post-Ugi-4CR reductive carbopalladation cyclization

A concise synthesis of quinoline-fused eight-membered rings from simple starting materials is described. Reductive cyclo-carbopalladation of suitable Ugi-4CR substrates as a key step leads to the regio- and diastereoselective formation of 1,2-dihydroazocino[4,3-b]quinolin-3-ones under mild reaction...

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Bibliographic Details
Main Authors: Janatian Ghazvini, Helya (Author) , Rominger, Frank (Author)
Format: Article (Journal)
Language:English
Published: July 30, 2019
In: The journal of organic chemistry
Year: 2019, Volume: 84, Issue: 17, Pages: 10740-10748
ISSN:1520-6904
DOI:10.1021/acs.joc.9b01269
Online Access:Verlag, Volltext: https://doi.org/10.1021/acs.joc.9b01269
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Author Notes:Helya Janatian Ghazvini, Thomas J. J. Müller, Frank Rominger, and Saeed Balalaie
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Summary:A concise synthesis of quinoline-fused eight-membered rings from simple starting materials is described. Reductive cyclo-carbopalladation of suitable Ugi-4CR substrates as a key step leads to the regio- and diastereoselective formation of 1,2-dihydroazocino[4,3-b]quinolin-3-ones under mild reaction conditions with good yields in short reaction time.
Item Description:Gesehen am 31.10.2019
Physical Description:Online Resource
ISSN:1520-6904
DOI:10.1021/acs.joc.9b01269