Methylidynetricobalt nonacarbonyl catalyzed cyclotrimerization of alkynes.
A cobalt carbonyl cluster, methylidynetricobalt nonacarbonyl, catalyzed inter- and intramolecular cyclotrimerization of alkynes producing substituted benzene derivatives in good to excellent yields.
Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho, Tokushima 770-8514, Japan.
Takumichi
T
Sugihara
Akihito
A
Wakabayashi
Yasuko
Y
Nagai
Hiroko
H
Takao
Hiroshi
H
Imagawa
Mugio
M
Nishizawa