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Zheng A, Wang S, Zhou T, Chen Y, Ke X, Chen H, Tan H. Bioinspired syntheses of cryptoflavanones C and D, oboflavanones A and B, and cryptoyunnanones G and H enabled by an acid-triggered cascade sequence. Org Chem Front 2022. [DOI: 10.1039/d1qo01837j] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Collective total syntheses of oboflavanones A-B, cryptoflavanones C-D, and cryptoyunnanones G-H via a bioinspired acid-triggered olefin isomerization/hemiacetalization/dehydration/formal [3 + 3]-type cycloaddition cascade process are presented.
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Affiliation(s)
- Anquan Zheng
- Key Laboratory of Plant Resources Conservation and Sustainable Utilization, Key Laboratory of South China Agricultural Plant Molecular Analysis, Guangdong Provincial Key Laboratory of Applied Botany, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China
- School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing 400054, China
| | - Sasa Wang
- Guangxi Key Laboratory of Chemistry and Engineering of Forest Products, Guangxi University for Nationalities, Nanning 530006, China
| | - Tingting Zhou
- Key Laboratory of Plant Resources Conservation and Sustainable Utilization, Key Laboratory of South China Agricultural Plant Molecular Analysis, Guangdong Provincial Key Laboratory of Applied Botany, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China
- School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing 400054, China
| | - Yan Chen
- Xiangya School of Pharmaceutical Sciences, Central South University, Changsha 410013, China
| | - Xin Ke
- Xiangya School of Pharmaceutical Sciences, Central South University, Changsha 410013, China
| | - Huiyu Chen
- School of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing 400054, China
| | - Haibo Tan
- Key Laboratory of Plant Resources Conservation and Sustainable Utilization, Key Laboratory of South China Agricultural Plant Molecular Analysis, Guangdong Provincial Key Laboratory of Applied Botany, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China
- Xiangya School of Pharmaceutical Sciences, Central South University, Changsha 410013, China
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Padma R, Srinivas B, Yadav JS, Mohapatra DK. General Asymmetric Synthetic Strategy for the α-Alkylated 2,5,6-Trisubstituted Pyran of Indanomycin and Related Natural Products. European J Org Chem 2020. [DOI: 10.1002/ejoc.202000156] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Ravishetty Padma
- Department of Organic Synthesis and Process Chemistry; CSIR-Indian Institute of Chemical Technology; 500 007 Hyderabad India
| | - Beduru Srinivas
- Department of Organic Synthesis and Process Chemistry; CSIR-Indian Institute of Chemical Technology; 500 007 Hyderabad India
| | - Jhillu S. Yadav
- Department of Organic Synthesis and Process Chemistry; CSIR-Indian Institute of Chemical Technology; 500 007 Hyderabad India
- School of Science; Indrashil University; Kadi Gujarat India
| | - Debendra K. Mohapatra
- Department of Organic Synthesis and Process Chemistry; CSIR-Indian Institute of Chemical Technology; 500 007 Hyderabad India
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