A novel method for the synthesis of aromatic E-β-chlorovinylketones

✍ Scribed by Jose Juan Conde; Michael Martucci; Mark Olsen

• Publisher: Elsevier Science
• Year: 2000
• Tongue: French
• Weight: 107 KB
• Volume: 41
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(00)00702-4

✦ Synopsis

The reaction of aromatic acetylenic ketones with aqueous HCl promoted by catalytic FeSO 4 gave a E,Zmixture of b-chlorovinylketones which isomerized almost exclusively to the E-b-isomer upon heating