FeCl3- and GaCl3-Catalyzed Dehydrative Coupling Reaction of Chromone-Derived Morita-Baylis-Hillman Alcohols with Terminal Alkynes

✍ Scribed by Chen Wu; Hao Zeng; Zhe Liu; Li Liu; Dong Wang; Yongjun Chen

• Publisher: John Wiley and Sons
• Year: 2011
• Tongue: English
• Weight: 85 KB
• Volume: 29
• Category: Article
• ISSN: 0256-7660
• DOI: 10.1002/cjoc.201100273

✦ Synopsis

Abstract

FeCl~3~‐ and GaCl~3~‐catalyzed dehydrative coupling reactions of chromone‐derived Morita‐Baylis‐Hillman (MBH) alcohols with terminal alkynes were developed. The reactions provided exclusively α‐regioselective and acetylene‐substituted products in good yields.