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Organocatalytic Asymmetric Michael Addition of 5 H -Oxazol-4-ones to Nitroolefins

โœ Scribed by Qiao, Baokun; An, Yongqiang; Liu, Qian; Yang, Wenguo; Liu, Hongjun; Shen, Juan; Yan, Lin; Jiang, Zhiyong


Book ID
120282912
Publisher
American Chemical Society
Year
2013
Tongue
English
Weight
315 KB
Volume
15
Category
Article
ISSN
1523-7060

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Organocatalytic Asymmetric Michael Addit
โœ Yu-Hua Liao; Wen-Bing Chen; Zhi-Jun Wu; Xi-Lin Du; Lin-Feng Cun; Xiao-Mei Zhang; ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 209 KB ๐Ÿ‘ 1 views

## Abstract The first organocatalytic diastereoโ€ and enantioselective Michael addition reaction of 4โ€substitutedโ€pyrazolinโ€5โ€ones to nitroolefins has been developed with a chiral bifunctional thiourea as organocatalyst. A wide variety of desired multiโ€substituted pyrazolinโ€5โ€one derivatives with co