24490-25-3Relevant academic research and scientific papers
RING-EXPANSION OF 7-CHLORO-2-OXABICYCLOOCT-4-EN-3-ONES TO 2H-OXOCIN-2-ONES WITH BASE. FORMATION OF A NEW OXACYCLOOCTATRIENONE SYSTEM
Shimo, Tetsuro,Somekawa, Kenichi,Kuwakino, Junro,Uemura, Hisako,Kumamoto, Sanetade,et. al
, p. 1503 - 1504 (1984)
The treatment of chlorinated 2-oxabicyclooct-4-en-3-ones, which are photoadducts between 4,6-dimethyl-2-pyrone and chloroethylenes, with a base gives new 2H-oxocin-2-ones in good yields.This provides the first example for preparation of a monocyclic oxacyclooctatrienone system.
