Process for preparing an alkylimidazolidone (meth)acrylate

C - Chemistry – Metallurgy – 07 – D

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C07D 233/32 (2006.01) C07D 239/10 (2006.01) C07D 243/04 (2006.01) C07D 245/02 (2006.01)

Patent

CA 2162838

On prépare un composé (I) par réaction d'au moins un (méth)acrylate (II) avec un alcool hétérocyclique (III), en présence d'un catalyseur constitué par un mélange formé (a) d'au moins un alcoolate de magnésium et (b) d'un composant choisi parmi les chélates de calcium avec les composés 1,3-dicarbonylés, les dialkyloxydes d'étain, les dialkylalcoxydes d'étain et les dialkyldiesters d'étain. Image Image Image (I) (II) (III) R = alkyle en C1-C4. R1 = H, CH3 ; A, B = chaîne hydrocarbonée droite ou ramifiée en C2-C5 ; R2 = alkyle en C1-C4.

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