The total synthesis of oxyisocyclointegrin is described. The key steps in the synthesis included a Tsuji–Trost allyl migration to exclusively afford the corresponding monoallylated 1,3‐diketone and a photochemical initiated oxidative cyclization to forge the oxepine core.
Ahluwalia, V. K.; Gupta, Ranjna; Rani, Nimmi, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1980, vol. 19, # 9, p. 814 - 815