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7632790 |
Trisubstituted furans suitable for the preparation of fragrance compositions
2,2-Disubstituted 5-methyl-2,5-dihydro- and 2,2-disubstituted 5-methyl-tetrahydrofurans of formula (I)
wherein R 1 is methyl, ethyl, propyl or iso-propyl; and R 2 is a branched C 4 -C 7 ...
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7569535 |
11-methyl-13-tridecanolide, 12-methyl-14-tetradecanolide and 13-methyl-15-pentadecanolide, perfume compositions containing the same, and process for production of compounds including the same
Among the compounds represented by the general formula (1),
(in the formula, n is an integer of 7 to 13)
in particular, 11-methyl-13-tridecanolide of which n=8,...
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7560598 |
Fragrance compositions from tertiary terpene alcohols
Cyclic ethers or chloroketones useful as fragrance components or intermediates are made by reacting a saturated, tertiary terpene alcohol with hypochloric acid under conditions effective to promote...
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7491833 |
Valerolactone compounds and perfume composition
A valerolactone compound represented by the formula (I):
wherein each of R 1 and R 2 is independently a hydrogen atom, a methyl group or an ethyl group wherein when R 1 is a hydrogen atom, R...
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7476647 |
Ether lactone
The invention relates to the ether lactone of formula (I) which is characterized by interesting and original odor characteristics, which diffuses extremely well and is suitable for use as a...
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7446080 |
Compounds 6-oxabicylco[3.2.1]octane, 5-methyl-1-(1,2,2-trimethylbicyclo[3.1.0]hex-3-yl)-, 2-oxabicyclo[2,2,2]octane, 1-methyl-4-(1,2,2-trimethylbicyclo[3,1,0]hex-3-yl)-, and their uses in fragrance applications
The compounds 6-oxabicylco[3.2.1]octane, 5-methyl-1-(1,2,2-trimethylbicyclo [3.1.0]hex-3-yl)- and 2-oxabicyclo[2,2,2]octane, 1-methyl-4-(1,2,2-trimethylbicyclo [3,1,0]hex-3yl)-, and their uses in...
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7432232 |
Compound 2-oxabicyclo[2,2,2]octane,1-methyl-4-(1,2,2-trimethylbicyclo[3,1,0]hex-3-yl)- and its uses in fragrance applications
The compound 2-oxabicyclo[2,2,2]octane, 1-methyl-4-(1,2,2-trimethylbicyclo[3,1,0]hex-3-yl)— and its uses in fragrance applications.
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7419943 |
Methanoazuenofurans and methanoazulenone compounds and uses of these compounds as fragrance materials
The use of novel methanoazulenofuran and methanoazulenone compounds for use as fragrance chemicals, suitable for use incorporated in a wide variety of products such as perfumes, colognes and...
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7189688 |
Perfuming ingredient with a floral character
The present invention concerns a compound or mixtures of compounds of formula
wherein R represents a linear, branched or cyclic C 1-3 hydrocarbon group, and the wavy line indicates that the...
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7160852 |
Polyalklbicylic derivatives
The compound according to the formula set forth below
and the use of the compound in creating fragrances, and scents in items such as perfumes, colognes and personal care products is disclosed.
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7138368 |
Sesquiterpene oxides as perfuming and flavoring agents
The present invention describes the process for the preparation of novel sesquiterpene oxide 3S,3aR,7aR,-6 isopropyl-1,1,3,3a-tetramethyl 1,3,3a,4,7,7a-hexahydro-isobenzofuran, of formula (I) by...
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7015189 |
Oxime methyl ethers
The use of various novel oxime ethers are described as fragrance chemicals. These chemicals are suitable for use in creating fragrance, and scents in items such as perfumes, colognes and personal...
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6914109 |
Process for the preparation of 15-pentadecanolide
The invention relates to a process for the preparation of 15-pentadecanolide by hydrogenating 15-pentadecenolide and to its use.
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6734158 |
Hetero spiro compound as perfuming and flavoring ingredient
The present invention relates to the perfume and flavor industry. It concerns more particularly the use as perfuming or flavoring ingredient of 6-methyl-7-oxa-1-thia-4-azaspiro[4.4]nonane, of...
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6632788 |
Polyalkylbicylic derivatives
The compound according to the formula set forth below where A is B is or A and B together form the ring structure and X, R′ and R are independently H and CH 3 and m=0 or 1. and the use of...
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6617304 |
Method for producing macrocyclic lactone
The invention discloses a method for the production of a macrocyclic lactone represented by a formula (2), which comprises subjecting a hydroxycarboxylic acid ester represented by a formula (1) to...
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6610647 |
Fragrance molecule
The present invention is directed to the use of insoluble acesulfame in creating fragrances and scents in such items as perfumes, colognes, toilet waters, cleaning products and personal care products.
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6596686 |
Use of dihydropyrans as fragrance Material
The present invention is directed to the use of an olfactory acceptable amount comprising tetrahydro-4-methylene-2-(4-methoxyphenyl)-2H-pyran, 5,6-dihydro-4-methyl-2-(4-methoxyphenyl)-2H-pyran,...
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6540988 |
Method of reducing or preventing malodour
A method of reducing or preventing body malodour by topically applying to human skin perfume components capable of inhibiting the producation of odoriferous steroids by microorganisms on the skin....
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6444637 |
Reaction of alkenes with epoxides, the products thereof and their use as fragrance compounds
Lewis acid-catalyzed reaction of an alkene, including cycloalkenes, with an epoxide to provide an aldehyde which may be reduced to the corresponding alcohol. The reaction products may be used to...
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6420334 |
Tetracyclic acetals
2-Alkoxydecahydro-2,3a,4,4,7-pentamethyl-3,7a-methano-7aH-in
deno[5,6-b]furans are valuable novel woody fragrances for the preparation of perfume oils.
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6310033 |
Fragrance materials
The use of substituted 5-phenylpentan-1-ols, 5-phenylpentanals, 5-phenylpentanitriles, 5-phenylpentanoic acid and lower alkyl esters thereof and 5-phenylpentanyl esters of C 1 -C 6 aliphatic...
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6306818 |
Fragrance precursors
The invention relates to fragrance precursors, In particular, the invention relates to the use of several classes of compounds which may act as fragrance precursors, e,g., in cosmetic products such...
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6271194 |
Optical isomer of delta decalactone and organoleptic uses thereof
Described are optical isomers of (+) δ-decalactone and (+) δ-dodecalactone which impart, augment and/or enhance the aroma and/or taste of consumable materials including foodstuffs, chewing gums,...
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6255276 |
Odorant compositions containing macrocycles and processes for manufacturing the same
The invention is concerned with odorant compositions which contain macrocycles, namely 15- to 17-membered compounds of the formula: ##STR1## wherein the dotted line signifies an optional additional...
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6225281 |
Cis-isoambrettolide and use thereof
Manufacture of a molecule which is of important olfactory interest for perfumers. This molecule belongs to the group of macrocyclic lactones with a musk odor. The manufacturing process consists in...
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6187741 |
Process for preparing saturated lactones, products produced therefrom and organoleptic uses of said products
A two phase environmentally friendly fermentation process for producing high yields of δ-decalactone and δ-dodecalactone from the corresponding unsaturated starting materials is carried out under...
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6110520 |
Process for preparing GAMM-hexalactone, products produced therefrom dan organoleptic uses of said products
A process for producing high yields of γ-hexalactone and 2-pentanone from the corresponding hexanoic acid starting material is carried out with high amounts of oxygen and sugar in the presence of...
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6043210 |
Preparation of thiamacrolide compounds
The invention is related to novel thiamacrolides, especially musk odorants, having extremely low threshold values, their use in functional perfumery such as fine perfumery, as well as to the...
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RE36493 |
Fragrant macrocyclic lactones
Perfuming ingredients which include at least one macrolide of formula ##STR1## having a double bond in one of the positions indicated by the dotted lines and wherein the symbol R represents a...
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5858348 |
Perfume composition containing (4R)-cis-4-methyl-2-substituted-tetrahydro-2H-pyran derivative and method for improving fragrance by using (4R)-cis-4-methyl-2-substituted-tetrahydro-2H-pyran derivative
A perfume composition which contains a (4R)-cis-4-methyl-2-substituted-tetrahydro-2H-pyran derivative represented by formula (I): ##STR1## wherein ---- represents a single or double bond, and a...
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5831101 |
14-methyl-hexadecenolide and 14-methyl-hexadecanolide
The invention concerns 14-methyl-hexadecen-11-olide, 14-methyl-hexadecen-12-olide and 14-methyl-hexadecanolide and the use of these compounds as fragrance materials with musk odour. The invention...
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5786321 |
Preparation of cis-isoambrettolidies and their use as a fragrance
A method for the production of ω-haloalkyl esters which are useful as intermediates in the synthesis of cis-oxacycloheptadec-11-en-2-one (Product I) and cis-oxacycloheptadec-12-en-2-one (Product...
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5665696 |
Multi-substituted tetrahydrofurans and tetrahydropyrans
Novel odorant compositions which are characterized by a content of one or more compounds selected from the group consisting of tetrahydrofurans of structures 1 or 2, or tetrahydropyrans of...
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5510326 |
Multi-substituted tetrahydrofurans
Novel odorant compositions which are characterized by a content of one or more compounds selected from the group consisting of tetrahydrofurans of structures 1 or 2, or tetrahydropyrans of...
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5482635 |
Fabric conditioner with deodorant perfume composition
A fabric conditioning product which may be used during the rinsing or tumble drying of fabrics after washing, contains a perfume composition which contains specified ketones and salicylates. The...
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5378685 |
Process for preparing mixture of trimethyl and dimethylmethylene propyl polyhydropyrans, products produced thereby perfumery uses of such product
Described is a process for preparing trimethyl and dimethylmethylene propyl polyhydropyran derivatives including compounds defined according to the structure: ##STR1## which defines a mixture...
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5368876 |
Flavoring and perfume compositions and flavored and perfumed products which contain one or more substituted thiophenes
Flavoring and perfume compositions as well as flavored foodstuffs and allied products and also perfumed products characterized by a content of one or more substituted thiophenes with the formula...
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5266559 |
Use of unsaturated macrocyclic lactones as perfuming ingredients
Perfuming composition or perfumed article containing as a perfuming ingredient at least one pentadecenolide of formula ##STR1## having a double bond of trans configuration in one of the positions...
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5248792 |
5-methyl-6-pentyl-tetrahydro-α-pyrone and analogs
The invention concerns odorant and flavorant compositions which contain one or more compounds of the formula ##STR1## wherein R represents an alkyl group having from three to eight carbon atoms....
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5219836 |
Use of tetrahydro-4-methyl-2-phenyl-2H-pyran as perfuming ingredient
Tetrahydro-4-methyl-2-phenyl-2H-pyran is useful as a perfuming ingredient for the preparation of perfuming compositions and perfumed articles, to which it imparts odor notes of the green, rose...
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5214163 |
Process for the preparation of 15-pentadecanolide or of mixtures rich in this macrolide
A process for the preparation of 15-pentadecanolide, wherein bis-(13-oxabicyclo[10.4.0]hexadec-12-yl)peroxide is subjected to a thermal treatment in an organic solvent, eventually followed by...
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5196224 |
Substituted thiophenes, and flavoring and perfume compositions and flavored and perfumed products which contain one or more substituted thiophenes
Flavoring and perfume compositions as well as flavored foodstuffs and allied products and also perfumed products characterized by a content of one or more substituted thiophenes with the formula...
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5189185 |
Process for preparing furan compositions
A process for preparing furans of the formula (I) ##STR1## by reacting a furanone of the formula ##STR2## with an organic orthoacid or an orthosilicate in the presence of an acid catalyst at an...
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5179077 |
4-methyl-3-pentyl-2(5H)-furanone
The invention concerns the novel compound, 4-methyl-3-pentyl-2 (5H)-furanone, I, a process for the manufacture of I and fragrance and flavor compositions containing I. ##STR1##
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5177057 |
Reaction product of linalool with citric acid and organoleptic uses thereof
Described is the reaction product of linalool with citric acid wherein the reaction is carried out at 100° C. for a period of about two hours in aqueous media. The resulting reaction product...
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4980342 |
Process for the preparation of α-alkyl lactones
A convenient process for the preparation of γ-alkyl-substituted-γ-butyrolactones and δ-valerolactones is provided. The process involves forming the α-alkylidene lactone by reacting essentially...
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4963285 |
2,4,4-irisubstituted tetrahydro pyranyl esters and organoleptic uses thereof
Described are 2,4,4-trisubstituted tetrahydro pyranyl esters defined according to the structure: ##STR1## wherein R 1 represents methyl or ethyl and R 2 represents C 2 -C 4 straight chain or...
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4962090 |
2,4-disubstituted and 2,2,4-trisubstituted tetrahydropyranyl-4-ethers, process for preparing same and perfumery uses thereof
Described are 2,4-disubstituted and 2,2,4-trisubstituted tetrahydropyranyl-4-ethers defined according to the generic structure: ##STR1## wherein R' represents methyl or ethyl; R 1 and R 2 taken...
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4937229 |
Pineapple ketone carbonate derivatives
A compound of the general formula, ##STR1## wherein R 1 and R 2 independently are --H, --CH 3 , or --CH 2 CH 3 ; and R 3 is alkyl of from 1 to 10 carbons or aryl of from 6 to 10 carbons.
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