Abstract: The invention relates to an aqueous dispersion of microcapsules, said microcapsules comprising a hydrophobic core and a polymeric shell wherein said polymeric shell is formed of the reaction product of (i) at least one monofunctional or multifunctional ?,?-unsaturated carbonyl compound, and (ii) at least one nanocellulose or microcrystalline cellulose. The invention also relates to a process for the manufacture of such an aqueous dispersion, as well as consumer products containing an aqueous dispersion of microcapsules according to the invention.

Abstract: The present invention relates to a fragrance or flavor composition comprising a fragrance or flavor component acting on at least one olfactory receptor polypeptide selected from the group consisting of (a) OR2C1 and OR4Q3, and (b) polypeptides which comprise an amino acid sequence sharing an identity of at least 80% with the amino acid sequence of any of the polypeptides in (a) and which are responsive to at least one offensive odor-causing substance selected from the group consisting of trans-2-nonenal, trans-2-octenal, 1-octen-3-one, 1,5-octadien-3-one, 1-octen-3-ol and 1,5-octadien-3-ol to suppress the response intensity of the olfactory receptor polypeptide(s) to at least one of the offensive odor-causing substances, and also relates to a product comprising this fragrance or flavor composition and a method for suppressing offensive odors.

Abstract: This TRPA1 activity inhibitor contains a compound represented by formula (I) wherein R1, R2, R3 and R4 each independently represent a hydrogen atom or a methyl group, and R5, R6, R7 and R8 each independently represent a hydrogen atom, a methyl group or —O—R9—OH (in the formula, R9 represents an alkylene group optionally having a substituent group), provided that at least one group of R5, R6, R7 and R8 is —O—R9—OH.

Abstract: The present disclosure provides a fragrance accord comprising a mixture of dihydromyrcene and at least one compound selected from peppermint cyclohexanone, menthol, isopulegol, pulegol, menthyl acetate, and optionally at least one compound selected from citroxide, elemicin, elemol, geranic oxide, vanillyl ethyl ether, vanillyl butyl ether, caryophyllene beta, and zingiberene alpha. Consumer products containing said fragrance accord are also provided herein.

Abstract: The invention relates to a method for determining whether a test compound can counteract malodour from a sulphur odorant. The method includes contacting the test compound and the sulphur odorant with an olfactory receptor OR4E2, and comparing the binding of the OR4E2 to the sulphur odorant, or the activity of the OR4E2, in the presence and in the absence of the test compound.

Abstract: A lactone compound is represented by general formula (A), and an ether compound is represented by general formula (B). In formula (A), R is a hydrogen atom or R1. When R is a hydrogen atom, R? is R1, the carbon bond (1) is a single bond or a double bond, and the carbon bond (2) is a single bond. When R is R1, R? is a hydrogen atom or R1, both the carbon bonds (1) and (2) are a single bond, or one of them is a double bond and the other is a single bond. In formula (B), R? is R1. R1 represents a specific alkyl group, a specific alkenyl group, a specific alkynyl group, or an aryl group. In formulas (A) and (B), n is 0 or 1.

Abstract: The present invention relates to: a method for converting a hydroxyl group of an alcohol; and a catalyst which makes the method possible.

Abstract: A fragrance composition comprising one or more musk or fragrance accords for use in reducing or inhibiting a subject's physiological reaction to stress. The composition can be incorporated into consumer products.

Abstract: A fragrance composition comprising one or more fragrance compounds for use in reducing or inhibiting a subject's physiological reaction to stress is disclosed. The composition can be incorporated into various consumer end products.

Abstract: A method for converting an N,N-dialkylamide compound into an ester compound includes using a fourth period transition metal complex as a catalyst. The fourth period transition metal complex is obtained by a reaction of a precursor having a fourth period transition metal with a nitrogen-containing compound or a phosphorus-containing compound.

Abstract: The present invention relates to a method for producing a 3-methylcycloalkenone compound and a method for producing muscone. In the presence of a zirconium oxide catalyst, a diketone represented by the following general formula (1): wherein in formula (1), n represents 8, 9, 10, 11 or 12, is subjected to a vapor-phase intramolecular condensation reaction, whereby a 3-methylcycloalkenone compound can be produced with high reaction efficiency. When a 3-methylcyclopentadecenone compound produced by this method is hydrogenated in a known manner, muscone can be produced efficiently.

Abstract: A cooling agent composition contains a 2,2,6-trimethylcyclohexanecarboxylic acid derivative represented by the following general formula (1). The symbol * represents an asymmetric carbon atom. X represents NH, N(ZAr2), O or S, Z represents a single bond or an alkylene group having 1 to 3 carbon atoms which may have a substituent, Ar2 represents an aryl group having 6 to 20 carbon atoms which may have a substituent or an aromatic heterocyclic group having 2 to 15 carbon atoms which may have a substituent. Y each independently represents a methylene group which may have a substituent, and n represents an integer of 0 to 3. Ar1 represents an aryl group having 6 to 20 carbon atoms which may have a substituent or an aromatic heterocyclic group having 2 to 15 carbon atoms which may have a substituent.

Abstract: Fragrance delivery device with first flexible impermeable barrier layer and second flexible impermeable barrier layer coupled to the first flexible impermeable barrier layer to define a first chamber. A reservoir substance having a volatile medium is disposed in the first chamber. The device further includes at least one vapor releasing microporous layer having a plurality of micropores therein. The vapor releasing microporous layer defines a second chamber. A frangible seal seals the first chamber from the second chamber in a delivery condition. Activation of the device compromises the frangible seal to fluidly couple the first chamber with the second chamber and to transfer the reservoir substance to the second chamber. The volatile medium of the reservoir substance is releasable from the fragrance delivery device via the plurality of micropores in the use condition.

Abstract: The present invention provides a novel cationic ruthenium complex which is easy to produce and handle and can be procured at a relatively low cost and a production method for the ruthenium complex, a method for producing an alcohol or the like using the ruthenium complex as a catalyst, a method for producing a carbonyl compound using the ruthenium complex as a catalyst, and a method for producing a N-alkylamine compound using the ruthenium complex as a catalyst. The present invention pertains to a ruthenium complex represented by general formula (1): [RuX(CO)2(PNP)]Y (wherein, X represents a monovalent anionic monodentate ligand, Y represents a counter anion, PNP represents a tridentate ligand, and CO represents carbon monoxide), a production method for the ruthenium complex, a catalyst containing the ruthenium complex, and a production method for various organic compounds using the catalyst.

Abstract: An orally administered, imbibed, or ingested consumer product, which can ordinarily impart a salty taste and/or after taste to the mouth due to the presence of one or more salts, wherein the salty taste and/or aftertaste is reduced or inhibited by the presence of one or more cooling materials. Related methods of reducing or inhibiting the salty taste and/or aftertaste ordinarily imparted by an orally administered, imbibed, or ingested consumer product to the mouth of the end user are also described.

Abstract: A flavor composition to be added to a food or drink, which composition contains at least one selected from the group consisting of (?)-mustakone, (+)-mustakone, and a mixture thereof, the drink may be a citrus drink including a citrus, and the citrus may be at least one selected from the group consisting of grapefruit, orange, and lemon.

Abstract: The present invention relates to a transition metal complex having a PNNP4 ligand, which is easy to manufacture and handle and is relatively inexpensively available, and a method for manufacturing the same, as well as a method using this transition metal complex as a catalyst for hydrogenation reduction of ketones, esters and amides to manufacture corresponding alcohols, aldehydes, hemiacetals and hemiaminals, a method using this transition metal complex as a catalyst for oxidation of alcohols, hemiacetals and hemiaminals to manufacture corresponding carbonyl compounds, and a method using this transition metal complex as a catalyst for dehydrogenation condensation between alcohols and amines to manufacture alkylamines.

Abstract: The present invention relates to a method for screening a candidate substance for an unpleasant odor masking agent from among test substances using an olfactory receptor that is responsive to an unpleasant odor-causing substance. The screening method of the present invention includes the steps of: adding a test substance and an unpleasant odor-causing substance to an olfactory receptor polypeptide selected from the group consisting of OR2L3 and polypeptides which comprise an amino acid sequence having at least 80% identity to an amino acid sequence of OR2L3 and are responsive to the unpleasant odor-causing substance; measuring a response of the olfactory receptor polypeptide to the unpleasant odor-causing substance; and identifying the test substance that suppresses the response of the olfactory receptor polypeptide as a candidate substance for the unpleasant odor masking agent based on the measured response.

Abstract: The present invention relates to a method for producing a 3-methylcycloalkenone compound and a method for producing muscone. In the presence of a zirconium oxide catalyst, a diketone represented by the following general formula (1): wherein in formula (1), n represents 8, 9, 10, 11 or 12, is subjected to a vapor-phase intramolecular condensation reaction, whereby a 3-methylcycloalkenone compound can be produced with high reaction efficiency. When a 3-methylcyclopentadecenone compound produced by this method is hydrogenated in a known manner, muscone can be produced efficiently.

Abstract: The present invention relates to a fragrance composition containing a fragrance component which suppresses response strength of at least one olfactory receptor polypeptide, which is selected from the group consisting of OR2L3 and polypeptides that comprise an amino acid sequence having at least 80% identity to an amino acid sequence of OR2L3 and are responsive to an unpleasant odor-causing substance, to the unpleasant odor-causing substance. According to a preferred embodiment of the present invention, an unpleasant odor masking composition containing, as active components, at least one antagonist against an olfactory receptor OR2L3 and a specific component among fragrances which do not exert the effect of suppressing the response of OR2L3, is provided. According to a preferred embodiment of the present invention, unpleasantness caused by at least one unpleasant odor selected from the group consisting of fecal odor, body odor, tobacco odor, breath odor and musty odor can be reduced.