Abstract: A process of preparing a compound of formula (I) wherein R represents a linear or branched C5 alkyl group, as well as the use of such compounds in a fragrant and/or flavouring composition.

Abstract: The present invention relates to a process for producing 9-decen-2-one, characterized by the bioconversion of undecylenic acid using a mold, and to its use in perfumery, cosmetics and food flavoring.

Abstract: The invention relates to a gamma-undecenolactone of formula (i), wherein a lactonic cycle can carry an unsaturation between carbon No. 2 and carbon No. 3 and is preferably saturated, RI is a possibly substituted C7 alkenyl or alkynyl group having at least one unsaturation, and preferably RI is an CH2?CH—CH2—CH2—CH2—CH2—CH2 group, the gamma-undecenolactone contains an asymetric carbon in position 4 having (R) or (S) configuration. The biosynthesis of the gamma-undecenolactone and the use thereon for perfumery and for a food flavoring agent are also disclosed.

Abstract: Pyran derivatives of general formula (I) wherein Y is a 5-, 6- or 7-membered ring, preferably a 5-membered ring, methyl or ethyl mono- or polysubstituted, and optionally unsaturated, and R1, R2, R3, R4 are, each independently, a hydrogen atom or a linear or branched C1-5 alkyl or C2-5 alkenyl group, and X is present or absent; when X is present, R5, R6, R7, R8, R9 are all present, and X is a hydrogen atom or an OZ group, wherein Z is a hydrogen atom or a R10 group or a C(O)R10 group; when X is absent, a double bond involving the carbon atom at the 4 position is present and R7, R8 and R9 are present, and one of R5 or R6 is present and the other one is absent, or R5, R6, and R7 are present, and one of R8 or R9 is present and the other one is absent, or R7 is a ?C(R11)(R12) group and R5, R6, R8, R9 are present; and when they are present, each of R5-R12 group is, independently, a hydrogen atom or a linear or branched C1-5 alkyl or C2-5 alkenyl group; and use of at least one pyran derivative of formula (I)

Abstract: Method for stereoselectively preparing a (R) or (S) gamma-lactone consists in microbially biosynthesizing gamma-lactone, wherein the biosynthesis is carried out from a substrate selected from C5 to C20 fatty acids with the aid of a strain selected from those enabling a stereoselective hydroxylation in C4 of the substrate, in particular Aspergollus sp or Mortierella sp. The biosynthesis of the gamma-lactone and the use thereof in perfumery and for food flavouring agents are also disclosed.

Abstract: The present invention is related to a transparent anhydrous gel comprising volatile substance(s), in particular perfume and non volatile substance(s), in particular cross-linked silicone network, and not comprising filler or reinforcing agent. The invention is also related to a product comprising the gel included in a container, a method of production of the gel, the use of the gel for a controlled release of perfume in the atmosphere, and a kit to form the gel.

Abstract: Compounds of general formula (I) below: in which R is a hydrogen atom, a methyl group, a CH2OH group, an ester group, preferably COOEt, or a methylene group, and in which not more than one of the four dashed lines represents a carbon-carbon double bond, and also their enantiomers and their diastereoisomers, a process for preparing them, and their use as an odorant agent in perfuming compositions.

Abstract: A process for the production of natural ferulic acid, coniferyl alcohol and/or vanillin, includes the bio-conversion of eugenol by a bacteria belonging to the Streptomyces genes including at least one nucleotide sequence SEQ ID NO:1 or SEQ ID NO:8 or any nucleotide sequence having at least 70%, preferably 80% and very preferably 90%, identity with the sequence SEQ ID NO:1 or SEQ ID NO:8.

Abstract: The present invention relates to a capsule comprising a core and at least one envelope comprising at least one film-forming polymer, characterized in that it exhibits a total solubilization time for its envelope of less than or equal to 85 s, according to a test A, preferably less than or equal to 80 s, more preferably less than or equal to 70 s. The invention also relates to the method of producing said capsule, and also to the products comprising said capsule, such as the food, pharmaceutical, oral hygiene or cosmetic products.

Abstract: The present invention relates to a capsule comprising a core and at least one envelope comprising at least one film-forming polymer, characterized in that it exhibits a total solubilization time for its envelope of less than or equal to 85 s, according to a test A, preferably less than or equal to 80 s, more preferably less than or equal to 70 s. The invention also relates to the method of producing said capsule, and also to the products comprising said capsule, such as the food, pharmaceutical, oral hygiene or cosmetic products.

Abstract: A compound of formula (I); its structure represented with dotted lines being either cis- or trans-double bonds wherein: A) R1 represents a hydrogen atom and R2 represents an OH, OCH3 or OC2H5 group while either a) R4, R5, and R7 each represent hydrogen atoms with R3, R6, and R8 each representing methyl radicals; b) R4, R6, and R7 each represent hydrogen atoms with R3, R5, and R8 each representing methyl radicals; or c) R3, R6 and R7 each represent hydrogen atoms with R4, R5, and R8, each representing methyl radicals; or B) R7 represents a hydrogen atom; R1, R4, and R6 each represent hydrogen atoms with R2, R3, and R5 each representing a methyl radical while R8 represents OH, OCH3 or OC2H5 groups when dotted lines are present; when dotted lines are absent, R8 represents either OCH3 or OC2H5 groups. At least one compound is applied as an odorant agent.

Abstract: The invention concerns a solid perfumed preparation with high persistency in the form of microbeads and comprising a volatile aromatic raw material, or a mixture of volatile aromatic raw materials, and one or several fusible excipients. Said preparation can further comprise one of the following constituents: one or more polymers dispersible in the melted mass formed by the constituents of the preparation, one or more mineral additives, one or more surfactants, one or more antioxidants, one or more colouring agents. The invention can be used in cosmetics and in household product industries.

Abstract: The invention relates to the use of 5,5-dimethyl-3-ethyl-3,4-dihydrofuran-2-one (A), named “Noxolide” by the applicant, as an olfactory agent in perfumery, and also as a food flavouring. The invention also relates to a novel process for the preparation of 5,5-dimethyl-3-ethyl-3,4-dihydrofuran-2-one.

Abstract: Yeast comprising at least one gene encoding vanillyl alcohol oxidase, the sequence of which is the sequence SEQ ID No. 1 or any sequence at least 70%, preferably 80%, very preferably 90% homologous to the sequence SEQ ID No. 1, and methods for producing coniferyl alcohol, ferulic acid and vanillin.

Abstract: A seamless capsule includes a core and a shell, wherein the core includes at least one polyunsaturated fatty acid, and at least one flavouring component, the process for manufacturing the capsule and products containing the capsule are also disclosed.

Abstract: A process of preparing a compound of formula (I) wherein R represents a linear or branched C5 alkyl group, as well as the use of such compounds in a fragrant and/or flavouring composition.

Abstract: The invention relates to a process for manufacturing a seamless breakable capsule, comprising—co-extruding an external and hydrophilic liquid phase, and an internal and lipophilic liquid phase, in order to form a capsule constituted of a core comprising the internal and lipophilic phase, and a shell comprising the external and hydrophilic phase,—immersing into an aqueous solution containing a curing agent, wherein the external liquid phase includes a gelling agent comprising gellan gum alone or in combination with another gelling agent, a filler, and a divalent metal sequestering agent, and to breakable capsules comprising a core and a shell, wherein the shell includes a gelling agent comprising gellan gum alone or in combination with another gelling agent, a filler, and a divalent metal sequestering agent.

Abstract: A compound of general formula (I) with or without the double bond illustrated by the dotted line. In formula (I), X is a CHO, CH2OH, CH2OC(O)R or CH(OR)2 group, and R represents a linear or branched C1-C5 alkyl or alkenyl chain. The synthesis method for the compound, and especially the 6,8-dimethyl-non-7-enal (1) prepared by the hydroformylation of the 5,7-dimethyl-octa-1,6-diene is also disclosed, as well as compositions containing the compounds of formula (I). Due to the odorant properties thereof, the compounds are highly useful in perfumery, especially for cosmetic products and household products.

Abstract: A smoking device includes a recipient or able to receive burning products, preferably tobacco, and a filter element connected to the recipient, wherein the filter includes at least one breakable capsule, the capsule having a initial crush strength from 0.5 to 2.5 kp, and keeping a crush strength from 0.5 to 2.5 kp and a deformation of less than two third of its diameter prior to rupture after having been submitted to a smoking test. The invention is also relating to the capsule suitable for being incorporated in a smoking device, and to the process of manufacture of the capsule.

Abstract: A method for masking or modifying the olfactory or gustatory sensation generated in a user by a base product (7) includes releasing an aromatic or fragrant composition over time in a sequenced manner in relation to the release of the base product (7), the aromatic or fragrant composition being housed in at least one rupturable container (5). A device used to implement the method is also disclosed.