Unusual rearrangement of tricyclo[,4]undecan-5-one

Masaki Ue*, Hiroshi Tsukahara, Kazuya Kobiro, Kiyomi Kakiuchi, Tobe Yoshito, Yoshinobu Odaira

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

8 Scopus citations


cis,trans-Tricyclo[,4]undecan-5-one (2) rearranged under acidic conditions through unusual pathways to give cis,cis-tricyclo[,5]undecan-4-one (3). The application to the α-methylene derivative of 2 afforded the angularly fused triquinane having an α-methylenecyclopentanone unit.

Original languageEnglish
Pages (from-to)3979-3980
Number of pages2
JournalTetrahedron Letters
Issue number34
StatePublished - 1 Jan 1987


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