Process for preparing functionalized .gamma.-butyrolactiones...

C - Chemistry – Metallurgy – 07 – D

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C07D 307/58 (2006.01) C07D 307/30 (2006.01) C07D 307/66 (2006.01) C07D 315/00 (2006.01)

Patent

CA 2494748

A process for preparing functionalized y-butyrolactones 3 and various biologically active compounds using mucohalic acid 1 and halide 2 in the presence of indium is disclosed, wherein X, Y, RI, R2, and R3 may have any of the meanings defined herein.

L'invention concerne un procédé relatif à l'élaboration de .gamma.-butyrolactones fonctionnalisées (3) et de divers composés biologiquement actifs à partir d'acide mucohalique (1) et d'halogénure (2) en présence d'indium. S'agissant des formules (1), (2) et (3), X, Y, R¿1?, R¿2?, et R¿3? peuvent avoir l'une quelconque des acceptions définies dans la description.

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