Titanocene(II)-promoted carbonyl allenation utilizing 1,1-dichloroalk-1-enes.
Treatment of 1,1-dichloroalk-1-enes with Cp2Ti[P(OEt)3]2 produced organotitanium species, which afford allenes on treatment with aldehydes and ketones.
Shono
Tomohiro
T
Department of Applied Chemistry, Graduate School of Engineering, Tokyo University of Agriculture and Technology, Koganei, Tokyo, 184-8588, Japan.
Ito
Kenji
K
Tsubouchi
Akira
A
Takeda
Takeshi
T