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Yoon S, Lee S, Nam SH, Lee H, Lee Y. Synthesis of N-substituted quaternary carbon centers through KO t-Bu-catalyzed aza-Michael addition of pyrazoles to cyclic enones. Org Biomol Chem 2022; 20:8313-8322. [DOI: 10.1039/d2ob01634f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
This study reports an effective and mild protocol for the construction of N-substituted quaternary carbon centers via the KOt-Bu-catalyzed aza-Michael addition of pyrazoles with β-substituted cyclic enones.
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Affiliation(s)
- Subin Yoon
- Department of Chemistry, Kwangwoon University, Seoul 01897, Republic of Korea
| | - Sungbin Lee
- Department of Chemistry, Kwangwoon University, Seoul 01897, Republic of Korea
| | - Seung Hyun Nam
- Department of Chemistry, Kwangwoon University, Seoul 01897, Republic of Korea
| | - Hyejeong Lee
- College of Pharmacy, Duksung Women's University, Seoul 01369, Republic of Korea
| | - Yunmi Lee
- Department of Chemistry, Kwangwoon University, Seoul 01897, Republic of Korea
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