Optically active 4,4-di-substituted oxazolidine derivatives...

C - Chemistry – Metallurgy – 07 – D

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C07D 263/06 (2006.01) C07D 413/06 (2006.01)

Patent

CA 2581415

Disclosed is an optically active 4,4-di-substituted oxazolidine compound having the formula (I) (see formula I) wherein R1 represents a substituted C1-C3 alkyl group, a substituted C2-C3 alkenyl group, a formyl group, a hydroxymethyl group, a group of the formula COOR, a halogenated methyl group, a phosphonium methyl group; R represents a C1-C6 alkyl group, a C2-C6 alkenyl group, a phenyl group or a benzyl group; R2 represents a C1-C6 alkyl group, a C3-C10 cycloalkyl group, or a phenyl group; R3 represents a C2-C6 alkanoyl group, a C1-C6 alkyloxycarbonyl group, a benzoyl group, a phenyloxycarbonyl group or a benzyloxycarbonyl group and R4 represents a C1-C6 alkyl group or a C2-C6 alkenyl group.

La présente invention a pour objet un dérivé d'oxazolidine 4,4-disubstitué optiquement actif, ainsi qu'une méthode de synthèse dudit dérivé. La présente invention décrit plus spécifiquement un dérivé d'oxazolidine 4,4-disubstitué optiquement actif de formule (I) ci-après. (I) (Dans la formule ci-dessus, R<SUP>1</SUP> représente un groupement formyle, hydroxyméthyle, COOR, méthyle halogéné, méthyle phosphonium, ou un groupement similaire ; R représente un groupement alkyle en C<SUB>1</SUB>-C<SUB>6,</SUB> ou un groupement similaire ; R<SUP>2</SUP> représente un groupement alkyle en C<SUB>1</SUB>-C<SUB>6</SUB>, un groupement cycloalkyle en C<SUB>3</SUB>-C<SUB>10</SUB>, ou un groupement similaire ; R<SUP>3</SUP> représente un groupement alcanoyle en C<SUB>2</SUB>-C<SUB>6</SUB>, un groupement alcoxyalkylcarbonyle en C<SUB>1</SUB>-C<SUB>6</SUB>, ou un groupement similaire ; et R<SUP>4</SUP> représente un groupement alkyle en C<SUB>1</SUB>-C<SUB>6</SUB> ou un groupement alcényle en C<SUB>2</SUB>-C<SUB>6</SUB>.)

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