Sulfur-functionalized olefins for titanacycle formation: tandem asymmetric cyclization and the pummerer reaction based on sulfoxides promoted by titanium(II)-to-titanium(IV) relay.
Narita
Miho
M
Department of Biomolecular Engineering Graduate School of Bioscience and Biotechnology Tokyo Institute of Technology 4259 Nagatsuta-cho, Midori-ku, Yokohama, Kanagawa 226-8501, Japan.
Urabe
Hirokazu
H
Sato
Fumie
F