Total Synthesis of Lineaflavones A, C, D, and Analogues

The first total synthesis of lineaflavones A, C, D, and their analogues has been accomplished. The key synthetic steps include aldol/oxa-Michael/dehydration sequence reactions to assemble the tricyclic core, Claisen rearrangement and Schenck ene reaction to construct the key intermediate, and select...

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Main Authors: Rui Wang, Yu Fu, Ran Ma, Hongzhen Jin, Wei Zhao
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/28/5/2373
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author Rui Wang
Yu Fu
Ran Ma
Hongzhen Jin
Wei Zhao
author_facet Rui Wang
Yu Fu
Ran Ma
Hongzhen Jin
Wei Zhao
author_sort Rui Wang
collection DOAJ
description The first total synthesis of lineaflavones A, C, D, and their analogues has been accomplished. The key synthetic steps include aldol/oxa-Michael/dehydration sequence reactions to assemble the tricyclic core, Claisen rearrangement and Schenck ene reaction to construct the key intermediate, and selective substitution or elimination of tertiary allylic alcohol to obtain natural compounds. In addition, we also explored five new routes to synthesize fifty-three natural product analogues, which can contribute to a systematic structure–activity relationship during biological evaluation.
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spelling doaj.art-cf35cae9c6d64f528f4c6182f6a535e22023-11-17T08:15:45ZengMDPI AGMolecules1420-30492023-03-01285237310.3390/molecules28052373Total Synthesis of Lineaflavones A, C, D, and AnaloguesRui Wang0Yu Fu1Ran Ma2Hongzhen Jin3Wei Zhao4State Key Laboratory of Medicinal Chemical Biology, College of Pharmacy, Key Laboratory of Molecular Drug Research and KLMDASR of Tianjin, Nankai University, Tongyan Road, Haihe Education Park, Tianjin 300350, ChinaState Key Laboratory of Medicinal Chemical Biology, College of Pharmacy, Key Laboratory of Molecular Drug Research and KLMDASR of Tianjin, Nankai University, Tongyan Road, Haihe Education Park, Tianjin 300350, ChinaState Key Laboratory of Medicinal Chemical Biology, College of Pharmacy, Key Laboratory of Molecular Drug Research and KLMDASR of Tianjin, Nankai University, Tongyan Road, Haihe Education Park, Tianjin 300350, ChinaState Key Laboratory of Medicinal Chemical Biology, College of Pharmacy, Key Laboratory of Molecular Drug Research and KLMDASR of Tianjin, Nankai University, Tongyan Road, Haihe Education Park, Tianjin 300350, ChinaState Key Laboratory of Medicinal Chemical Biology, College of Pharmacy, Key Laboratory of Molecular Drug Research and KLMDASR of Tianjin, Nankai University, Tongyan Road, Haihe Education Park, Tianjin 300350, ChinaThe first total synthesis of lineaflavones A, C, D, and their analogues has been accomplished. The key synthetic steps include aldol/oxa-Michael/dehydration sequence reactions to assemble the tricyclic core, Claisen rearrangement and Schenck ene reaction to construct the key intermediate, and selective substitution or elimination of tertiary allylic alcohol to obtain natural compounds. In addition, we also explored five new routes to synthesize fifty-three natural product analogues, which can contribute to a systematic structure–activity relationship during biological evaluation.https://www.mdpi.com/1420-3049/28/5/2373total synthesisflavonoidsnatural productsschenck ene reaction
spellingShingle Rui Wang
Yu Fu
Ran Ma
Hongzhen Jin
Wei Zhao
Total Synthesis of Lineaflavones A, C, D, and Analogues
Molecules
total synthesis
flavonoids
natural products
schenck ene reaction
title Total Synthesis of Lineaflavones A, C, D, and Analogues
title_full Total Synthesis of Lineaflavones A, C, D, and Analogues
title_fullStr Total Synthesis of Lineaflavones A, C, D, and Analogues
title_full_unstemmed Total Synthesis of Lineaflavones A, C, D, and Analogues
title_short Total Synthesis of Lineaflavones A, C, D, and Analogues
title_sort total synthesis of lineaflavones a c d and analogues
topic total synthesis
flavonoids
natural products
schenck ene reaction
url https://www.mdpi.com/1420-3049/28/5/2373
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AT hongzhenjin totalsynthesisoflineaflavonesacdandanalogues
AT weizhao totalsynthesisoflineaflavonesacdandanalogues