Reaction of α-chloroketones with 1,4-dianion of acetophenone n-ethoxy-carbonylhydrazone

✍ Scribed by Noboru Matsumura; Akira Kunugihara; Shigeo Yoneda

• Book ID: 104233850
• Publisher: Elsevier Science
• Year: 1984
• Tongue: French
• Weight: 193 KB
• Volume: 25
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)81485-4

✦ Synopsis

1,4-Dianion of acetophenone N-ethoxycarbonylhydrazone, (2) reacts with A-chloroketones such as phenacyl chloride, 1-chloroacetone, 3-chloro-2butanone, and 1,3-dichloroacetone to give pyrazoline derivatives in good