Bifunctional Monothiosquaramide-Catalyzed Enantioselective Addition of Masked Acyl Cyanide to Isatins: Umpolung Strategy for the Total Synthesis of (S)-(−)-Dioxibrassinin and (R)-(+)-Spirobrassinin
- Journal:
- Organic Letters
- Published:
- DOI:
- 10.1021/acs.orglett.5c04818
- Affiliations:
- 5
- Authors:
- 8