Literature DB >> 20590136

Asymmetric direct vinylogous aldol reaction of unactivated gamma-butenolide to aldehydes.

Yang Yang1, Ke Zheng, Jiannan Zhao, Jian Shi, Lili Lin, Xiaohua Liu, Xiaoming Feng.   

Abstract

The asymmetric direct vinylogous aldol reaction of unactivated gamma-butenolide with aldehydes has been developed, giving the corresponding 5-(1'-hydroxy)butenolide derivatives in high yields (up to 93%) and enantioselectivities (up to 83% ee) under mild conditions.

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Year:  2010        PMID: 20590136     DOI: 10.1021/jo100946d

Source DB:  PubMed          Journal:  J Org Chem        ISSN: 0022-3263            Impact factor:   4.354


  2 in total

1.  Enantioselective iridium-catalyzed vinylogous Reformatsky-aldol reaction from the alcohol oxidation level: linear regioselectivity by way of carbon-bound enolates.

Authors:  Abbas Hassan; Jason R Zbieg; Michael J Krische
Journal:  Angew Chem Int Ed Engl       Date:  2011-03-04       Impact factor: 15.336

Review 2.  Catalytic Asymmetric Synthesis of Butenolides and Butyrolactones.

Authors:  Bin Mao; Martín Fañanás-Mastral; Ben L Feringa
Journal:  Chem Rev       Date:  2017-06-22       Impact factor: 60.622

  2 in total

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