共 54 条
Bioinspired Total Synthesis of Bolivianine: A Diels - Alder/Intramolecular Hetero-Diels-Alder Cascade Approach
被引:100
作者:
Yuan, Changchun
[1
]
Du, Biao
[1
]
Yang, Li
[1
]
Liu, Bo
[1
,2
]
机构:
[1] Sichuan Univ, Coll Chem, Minist Educ, Key Lab Green Chem & Technol, Chengdu 610064, Sichuan, Peoples R China
[2] Shanghai Inst Organ Chem, Key Lab Synthet Chem Nat Subst, Shanghai 200032, Peoples R China
关键词:
ENANTIOSELECTIVE TOTAL-SYNTHESIS;
CATALYZED 4+2 CYCLOADDITION;
ASYMMETRIC TOTAL-SYNTHESIS;
SESQUITERPENE LACTONE;
BIOMIMETIC SYNTHESES;
BUILDING-BLOCKS;
BIOSYNTHESIS;
CONCISE;
(E)-BETA-OCIMENE;
DERIVATIVES;
D O I:
10.1021/ja4040335
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
We report the first total synthesis of bolivanine in a 14 step pathway involving the synthesis of onoseriolide. Our synthesis features a palladium-catalyzed intramolecular cyclopropanation involving an allylic metal carbene and a Diels-Alder/intramolecular hetero-Diels-Alder cascade, allowing the single-step assembly of a tricyclic system with proper configuration. The synthetic efforts validate our modified biogenetic hypothesis and allow us to confirm the absolute configuration of bolivianine.
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页码:9291 / 9294
页数:4
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