Highly Enantioselective Zinc/Binol-Catalyzed Alkynylation of N-Sulfonyl Aldimines

✍ Scribed by Gonzalo Blay; Luz Cardona; Estela Climent; José R. Pedro

• Publisher: John Wiley and Sons
• Year: 2008
• Tongue: English
• Weight: 346 KB
• Volume: 120
• Category: Article
• ISSN: 0044-8249
• DOI: 10.1002/ange.200801020

✦ Synopsis

CH 2 Cl 2 (3 10 mL), dried over MgSO 4 , and concentrated under reduced pressure. Purification by flash chromatography on silica gel afforded compound 3.