[EN] 3-(2-ALKOXYCARBONYLOXY-PHENYL) ACRYLIC ACID ESTERS AND THEIR USE AS PRECURSORS FOR THE DELIVERY OF OLFACTORY COMPOUNDS<br/>[FR] ESTERS D'ACIDE 3-(2-ALCOXYCARBONYLOXY-PHENYL) ACRYLIQUE ET LEUR UTILISATION COMME PRECURSEURS POUR L'ADMINISTRATION DE COMPOSES OLFACTIFS
申请人:GIVAUDAN SA
公开号:WO2005077881A1
公开(公告)日:2005-08-25
A compound of formula (I), their use as precursors and a method of their production wherein n, Y, R, R2, R3, and R4 has the same meaning as given in the specification.
Precursors for fragrant ketones and fragrant aldehydes
申请人:Givaudan SA
公开号:EP1262473A1
公开(公告)日:2002-12-04
The present invention refers to fragrance precursors of formula I
for a fragrant ketone of formula II
and one or more fragrant aldehydes or ketones of formula III and IV,
These fragrance precursors are useful in perfumery, especially in the fine and functional perfumery.
Serine carbonates of formula I are precursors for organoleptic compounds, masking agents and antimicrobial agents. Further they are alternative substrates for malodor producing enzymes. The symbols in formula I are defined in claim 1.
[EN] COMPOUNDS CAPABLE OF RELEASING FRAGRANT COMPOUNDS<br/>[FR] COMPOSÉS CAPABLES DE LIBÉRER DES COMPOSÉS ODORIFÉRANTS
申请人:GIVAUDAN SA
公开号:WO2012085287A1
公开(公告)日:2012-06-28
Provided is class of compounds of formula (I) wherein X, R1, R2 and R3 have the same meaning as given in the specification capable of releasing fragrant compounds in a controlled manner into the surroundings.
[EN] PRECURSOR COMPOUNDS FOR FRAGRANT ALDEHYDES<br/>[FR] COMPOSÉS PRÉCURSEURS POUR DES ALDÉHYDES ODORANTS
申请人:GIVAUDAN SA
公开号:WO2018096176A1
公开(公告)日:2018-05-31
A precursor compound of a fragrant aldehyde is provided, as well as a method of forming such a compound, a kit comprising said compound, and certain uses thereof. The precursor compound has formula (I), wherein A is a hydrocarbon residue of a fragrant aldehyde A-CHO; and X and Y are inde- pendently selected from the group consisting of a nitrile, a keto, and an ester functional group. One such precursor compound is ethyl 2-acetyl-4-methyltridec-2-enoate enriched in its Z-isomer, which is a thermally stable precursor of 2-methyl undecanal.