1,4-dioxacycloalkane-2-one and 1,4-dioxacycloalkene-2-one

Details 1,4-dioxacycloalkane-2-one and 1,4-dioxacycloalkene-2-one 1,4-dioxacycloalkane-2-one and 1,4-dioxacycloalkene-2-one

C - Chemistry, Metallurgy

07

D

C07D 321/00 (2006.01) C07C 69/708 (2006.01) C11B 9/00 (2006.01)

Patent

CA 2382917

The invention relates to novel macrocyclical 1,4-dioxacycloalkane-2-one and 1,4-dioxacycloalkene-2-one which can be produced from alkyl carboxylic acids that can be derivatized in position 2 or their esters, whereby the key step in the production is ring formation olefin metathesis. Said compounds can be used in functional and fine perfumery.

L'invention concerne de nouvelles 1,4-dioxacycloalcan-2-ones et 1,4-dioxacycloalcén-2-ones macrocycliques pouvant être produites à partir d'acides alkylcarboxyliques dérivatisables en position 2, ou leurs esters, l'étape clé de la production étant la cyclisation par métathèse de l'oléfine. Ces nouveaux composés peuvent être utilisés en parfumerie fonctionnelle et en parfumerie fine.

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