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Palladium catalyzed cascade umpolung allylation/acetalation for the construction of quaternary 3-amino oxindoles
被引:3
作者:
Sun, Xi-Shang
[1
]
Chang, Xin
[1
]
Shi, Li-Min
[1
]
Wang, Zuo-Fei
[1
]
Wei, Liang
[1
]
Wang, Chun-Jiang
[1
,2
]
机构:
[1] Wuhan Univ, Engn Res Ctr Organosilicon Cpds & Mat, Coll Chem & Mol Sci, Minist Educ, Wuhan 430072, Peoples R China
[2] Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 230021, Peoples R China
基金:
中国国家自然科学基金;
关键词:
ASYMMETRIC-SYNTHESIS;
ENANTIOSELECTIVE SYNTHESIS;
MARINE ALKALOIDS;
NATURAL-PRODUCTS;
ALLENES;
CYCLOADDITION;
CYCLIZATION;
ALLYLATION;
ANTAGONIST;
ARYLATION;
D O I:
10.1039/d1cc03075b
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
Herein we reported a highly diastereoselective synthesis of quaternary 3-amino oxindoles bearing an acetal unit via a palladium catalyzed three-component cascade umpolung allylation/acetalation process. An array of 3-amino 3-allyl oxindoles incorporating diversified functional groups were prepared in good yields with exclusive diastereoselectivities. Further investigation demonstrated that the current method could also be extended to cascade umpolung allenylation/acetalation.
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页码:7958 / 7961
页数:4
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