ChemInform Abstract: Enantioselective Bromination/Semipinacol Rearrangement for the Synthesis of β-Bromoketones Containing an All-α-carbon Quaternary Center.

✍ Scribed by Hui Li; Fu-Min Zhang; Yong-Qiang Tu; Qing-Wei Zhang; Zhi-Min Chen; Zhi-Hua Chen; Jian Li

• Publisher: John Wiley and Sons
• Year: 2011
• Weight: 36 KB
• Volume: 42
• Category: Article
• ISSN: 0931-7597
• DOI: 10.1002/chin.201152085

✦ Synopsis

Abstract

Diaryl allylic tertiary alcohols afford up to 93% enantioselectivity by use of a cinchona‐derived catalyst and NBS as brominating reagent.