Synthetic studies on the 1,6-methano[10]annulene skeleton: A new route that provides derivatives substituted at the bridge and on the annulene ring

Article abstract of DOI:10.1021/ja00102a020

A new synthetic route to the 1,6-methano[10]annulene skeleton has been developed. The key step in this route is the semi-benzylic Favorskii rearrangement of a [4.4.2]propellane to a [4.4.1]propellane. The methodology discussed here provides access to 1,6-