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.
引用
收藏
页码:7958 / 7961
页数:4
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