An efficient procedure for the synthesis of thiophene-containing polycyclic compounds via polyene cyclization promoted by the cross conjugated β-keto ester system

✍ Scribed by Hsing-Jang Liu; Duong Duc-Phi Tran

• Publisher: Elsevier Science
• Year: 1997
• Tongue: French
• Weight: 208 KB
• Volume: 38
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(97)01514-1

✦ Synopsis

The cross conjugated 13-keto ester system was found to be an excellent promoter for polyene cyclization involving a thiophene ring to facilitate the synthesis of polycyclic thiophene-containing compounds.