Tetrahedron Letters p. 4587 - 4590 (1997)
Update date:2022-08-17
Topics:
Miura, Katsukiyo
Takasumi, Mizuki
Hondo, Takeshi
Saito, Hiroshi
Hosomi, Akira
In the presence of TiCl4, methylenecyclopropane (1a) easily reacted with aliphatic aldehydes to give the β-(chloromethyl)allylated products 2 in good yields along with a small amount of the methylenetetrahydrofurans 3. The reaction with chiral α- and β-alkoxy aldehydes proceeded with high levels of chelation control.
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