Singlet oxygenation of cycloheptatriene: isolation and characterization of the 1,2-dioxetane

✍ Scribed by Waldemar Adam; Hector Rebollo

• Publisher: Elsevier Science
• Year: 1981
• Tongue: French
• Weight: 227 KB
• Volume: 22
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)81824-4

✦ Synopsis

Tetraphenylporphyrin-sensitized photooxygenation of cycloheptatriene afforded the 1,2-dioxetane (3 ) in 9% yield, %% thus completing the set of possible cycloa dition products; the 1,2-dioxetane (&$ 1s the precursor to the benzaldehyde product, but not the (2+6)-cycloadduct (&).