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A metal-free aromatic cascade for the synthesis of diverse heterocycles
被引:10
作者:
Schlitzer, Steven C.
[1
,2
]
Arunprasath, Dhanarajan
[1
,2
]
Stevens, Katelyn G.
[1
,2
]
Sharma, Indrajeet
[1
,2
]
机构:
[1] Univ Oklahoma, Dept Chem & Biochem, 101 Stephenson Pkwy, Norman, OK 73071 USA
[2] Univ Oklahoma, Inst Nat Prod Applicat & Res Technol, 101 Stephenson Pkwy, Norman, OK 73071 USA
来源:
ORGANIC CHEMISTRY FRONTIERS
|
2020年
/
7卷
/
07期
关键词:
STEREOSELECTIVE-SYNTHESIS;
ELECTROCYCLIC REACTIONS;
KETENES;
REACTIVITY;
CATALYSIS;
ANALOGS;
YLIDES;
ACCESS;
STILLE;
D O I:
10.1039/c9qo01336a
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
A metal-free aromatic cascade has been developed for the synthesis of diverse heterocycles from readily accessible hydroxy/aminochalcones and acid/alkyl halides. The cascade is initiated by a base-mediated intramolecular aldol cyclization/dehydration sequence to provide a triene, which sets the stage for a 6 pi-electrocyclization/oxidative aromatization to access diverse heterocyclic scaffolds.
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页码:913 / 918
页数:6
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