Stereoselective synthesis of functionalized, tetra- and penta-substituted 1,3-butadienes by allene claisen rearrangement

✍ Scribed by Ernst Egert; Holger Beck; Dieter Schmidt; Charlotte Gonschorrek; Dieter Hoppe

• Book ID: 104233393
• Publisher: Elsevier Science
• Year: 1987
• Tongue: French
• Weight: 262 KB
• Volume: 28
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)80990-4

✦ Synopsis

syn-Allene carbinol la or its esters 11 are transformed to sterically loaded 1,3arkad-I-rcarbamates 6 and 15 by Claisen rearrangement with high stereoselectivity. The structures of 6 and 15a were elucidated by single crystal X-ray analyses.