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Enantioselective Dearomative Cyclization of Homotryptamines with Allenamides into Indolo[2,3-b]quinolines
- Biswas, Soumen;
- Kim, Hanbyul;
- Cao, Kiet Le Anh;
- Shin, Seunghoon
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20초록
We have developed a catalytic asymmetric dearomative cyclization of homotryptamine derivatives, furnishing enantioenriched indolo[2,3-b]quinoline scaffolds. The activation of allenamides in the presence of chiral phosphoric acids triggered the dearomative cyclization in up to 99% ee.
키워드
dearomative cyclization; homotryptamine; indolo[2; 3-b]quinolines; chiral Bronsted acid catalysis; CATALYTIC ASYMMETRIC DEAROMATIZATION; 4+2 CYCLOADDITION; INDOLES; PYRROLOINDOLINES; CONSTRUCTION; STRATEGY; FACILE
- 제목
- Enantioselective Dearomative Cyclization of Homotryptamines with Allenamides into Indolo[2,3-b]quinolines
- 저자
- Biswas, Soumen; Kim, Hanbyul; Cao, Kiet Le Anh; Shin, Seunghoon
- 발행일
- 2020-04
- 유형
- Article
- 권
- 362
- 호
- 9
- 페이지
- 1841 ~ 1845