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7572938 |
Precursors for ketones and aldehydes
The present invention refers to compounds of formula I
as precursors for a ketone of formula II,
an aldehyde or ketone of formula III, and an aldehyde or ketone of formula IV,
These...
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7569732 |
Cyclisation process
A process of preparation of cis-2-acetyl-1,2,3,4,5,6,7,8-octahydro-1,2,8,8-tetramethylna
phthalene (“β-Georgywood”) from cis-1-[1,2-dimethyl-4(4-methyl-pent-3-enyl)-cyclohex-3-enyl]
-ethanone...
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7494968 |
Non-cyclic hindered ketones as perfuming ingredient
The present invention relates to the use as perfuming ingredient of a compound of formula
wherein R represents a hydrogen atom or a methyl or ethyl group, and
R 1 represents (i) a (Me)(R 2...
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7312187 |
Polyalkylbicyclic derivatives
Described are polyalkylbicylic chemical derivatives for use a fragrance ingredients having the generic structure:
wherein m=0 or 1; wherein X is methyl or hydrogen;
wherein R 1 , R 2 , R 3 ...
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7018978 |
Fragrance pro-accords and aldehyde and ketone fragrance libraries
The present invention relates to novel heterocyclic pro-fragrances, preferably oxazolidines, tertahydro-1,3-oxazines, thiazolidines, or tetrahydro-1,3-thiazines, more preferably oxazolidines, or...
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6960350 |
Antifungal fragrance composition
An antifungal fragrance composition containing as its active ingredients: (a) at least one type of fragrance component selected from the group consisting of an aliphatic or aromatic aldehyde having...
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6861402 |
Pro-fragrances
The present invention relates to fragrance delivery systems which comprise: A) from about 0.01% by weight of a pro-fragrance component which comprises pro-fragrances or pro-accords selected from at...
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6770618 |
(1S,6R)-2,2,6-Trimethylcyclohexyl methyl ketone and/or (1R,6S)-2,2,6-trimethylcyclohexyl methyl ketone, process for producing the same, and perfume composition containing the same
Trans-2,2,6-trimethylcyclohexyl methyl ketone, including (1S,6R)-2,2,6-trimethylcyclohexyl methyl ketone represented by the formula (1a): and (1R,6S)-2,2,6-trimethylcyclohexyl methyl ketone...
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6468949 |
Cyclohexenyl cyclopropyl ketone
The present invention is directed to cyclopropyl-2,6,6-trimethylcyclohex-3-enyl ketone and is use in creating perfumes and scents in such items as perfumes, colognes, toilet water and personal care...
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6177400 |
Unsaturated ketones and their use in perfumery
The compounds according to the general formula ##STR1## in which formula the dotted lines indicate a single or a double bond, n and m are 0 or 1, R 1 is hydrogen or an acyl group --C(O)R 3 , R 3 ...
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6025323 |
Use of cyclic ketones in perfumery
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5707961 |
Odorant compounds and compositions
The invention is concerned with novel odorants, including the compounds of the formula ##STR1## wherein R 1 R 4 CH 3 and R 2 R 3 H or R 1 R 2 R 3 H and R 4 CH 3...
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5614486 |
Cyclic diesters and their use as perfuming ingredients
The compounds of formula ##STR1## wherein the Z group can be located in positions ortho-, meta- or para-relative to the carboxylic group, symbol R 1 stands for a saturated or unsaturated, linear...
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5525589 |
Cyclic compounds
The present invention is concerned with novel odorant compositions which are characterized by a content of cyclic compounds of the formula ##STR1## From this group of compounds the compounds I'...
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5288702 |
Ethyl (1R,6S)-2,2,6-trimethylcyclohexanecarboxylate, aroma chemical composition containing the same and process of producing the same
Ethyl (1R,6S)-2,2,6-trimethylcyclohexanecarboxylate represented by formula (1) ##STR1## is disclosed. Also, an aroma chemical composition containing the same and a process of the production of the...
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5240907 |
Substituted cyclopentyl oxabicyclooctanes, cyclopenyl vinyl pyrans, cyclopentylformylcyclohexenes and cyclopentylhydroxymethyl cyclohexenes, processes for preparing same and organoleptic uses thereof
Described are substituted cyclopentyl oxabicyclooctanes, cyclopentyl vinyl pyrans, cyclopentylformylcyclohexenes and cyclopentylhydroxymethyl cyclohexenes having the generic structures: ##STR1##...
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5015625 |
Alicyclic esters and their use as perfuming ingredients
The compounds of formula ##STR1## wherein the symbol R represents a linear or branched, saturated or unsaturated alkyl radical containing from 1 to 3 carbon atoms, are useful perfuming ingredients....
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4956342 |
Alkyltetramethylcyclohexane derivatives and their use as perfumes
Multimethyl cyclohexene or cyclohexane derivatives having woody, spicy, amber or violet odors are disclosed. The derivatives can be formualted into perfumes, talcs, lotions, cremes and air fresheners.
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4806363 |
Flavoring with schif base reaction products of alkyl anthranilates
Described are the schiff base reaction products of alkyl anthranilates having the structure: ##STR1## wherein R" represents ethyl or methyl with ketones and aldehydes defined according to the...
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4786332 |
Alkyl-subtituted cyclohexyl and cyclohexenyl carboxylic acids as odorants and flavorants
The present invention discloses fragrance and flavor compositions comprising 4-alkyl substituted cyclohexyl and cyclohex-3-enyl carboxylic acids wherein the 4-alkyl substituent is an ethyl, propyl...
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4704477 |
Trimethylcyclohexene derivatives, their preparation and use as perfume substances
Compounds of the general formula ##STR1## wherein A is the ##STR2## group and in which R 1 stands for hydrogen, methyl, ethyl, n-propyl, isopropyl, methoxy, ethoxy, n-propoxy and isopropoxy and R...
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4659510 |
Trimethylcyclohexenyl compounds and aroma compositions containing the same
Novel trimethylcyclohexenyl compounds of the 1,3,3-trimethyl-1-cyclohexene type having a 3-hydroxy-3-lower alkylpropionyl group at the 6-position of the cyclohexene are provided. These...
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4617144 |
Organoleptic uses of tertiary hydroxyl carboxaldehydes
Described are tertiary hydroxyl carboxaldehydes defined according to the generic structure: ##STR1## wherein the lines ##STR2## represent covalent carbon-carbon bonds when m does not=0; and wherein...
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4608196 |
Preparing tertiary hydroxyl carboxaldehyde containing perfume compositions
Described are tertiary hydroxyl carboxaldehydes defined according to the generic structure: ##STR1## wherein the lines ##STR2## represent covalent carbon-carbon bonds when m does not=0; and wherein...
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4584409 |
Tertiary hydroxyl carboxaldehydes
Described are tertiary hydroxyl carboxaldehydes defined according to the generic structure: ##STR1## wherein the lines ##STR2## represent covalent carbon-carbon bonds when m does not=0; and wherein...
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4541951 |
1(1,3-Dioxobutane)-3,3-dimethylcyclohexane useful in perfumes
Described is a process for preparing the compound having the structure: ##STR1## comprising the steps of reacting 1-acetyl-3,3-dimethylcyclohexane having the structure: ##STR2## with an alkyl...
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4533492 |
Acetyl dimethylbutylcyclohexene and organoleptic uses thereof
Described is the compound defined according to the structure: ##STR1## and the uses thereof in augmenting or enhancing the aroma or taste of perfume compositions, perfumed articles, colognes,...
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4524020 |
Isopropyl substituted cyclohexenyl methyl ketones and perfumery uses thereof
Described are isopropyl substituted cyclohexenyl methyl ketones defined according to the structure: ##STR1## wherein R 1 , R 2 , R 11 and R 21 each represents hydrogen or methyl with the provisos...
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4501762 |
Process for preparing acyl trimethyl cyclohexene derivatives and use of intermediates therefor in augmenting or enhancing the aroma or taste of a consumable material
Described is a process for preparing β-damascone starting with 2,6,6-trimethyl cyclohex-2-enone according to the reaction sequence: ##STR1## wherein Z is hydrogen, MgX', Li, Na or K; Y is MgX',...
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4496476 |
Odorants containing cis-3,7-dimethylocta-3,6-dienoic acid
This invention concerns the use of cis-3,7-dimethylocta-3,6-dienoic acid as an odorant and/or flavorant, odorant and flavorant compositions containing same and methods for preparing same. This...
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4474687 |
Odorants containing esters of 2,3,6,6-tetramethylcyclohexenyl carboxylic acids
Novel esters, of the general formula ##STR1## wherein R represents C 1 -4 -alkyl or C 2 -4 -alkenyl and one of the three broken lines represents an additional bond, are disclosed. Also disclosed...
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4458093 |
Hexadienoyl cyclohexene derivative
Described is the hexadienoyl cyclohexene derivative defined according to the structure: ##STR1## which may either be in the form of a mixture of Z, Z; E, E; Z, E or E, Z isomers or the individual...
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4449009 |
Acetyl dimethylbutylcyclohexene and organoleptic uses therefor
Described is the compound defined according to the structure: ##STR1## and the use thereof in augmenting or enhancing the aroma or taste of perfume compositions, perfumed articles, colognes,...
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4449007 |
Process for preparing 1(4-pentonoyl)-3,3-dimethylcyclohexane and intermediates used in a said process
A process comprising the steps of reacting 1-acetyl-3,3-dimethylcyclohexane with an alkyl acetate, thereby forming a diketone having the structure: ##STR1## reacting the said diketone with an allyl...
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4439353 |
Esters of substituted 2,2-dimethylcyclohexanoic acid
Novel substituted 2,2-dimethylcyclohexanoic acid derivatives of the formula: ##STR1## wherein: R 1 represents an alkyl group of one to four carbons; R 2 represents hydrogen or methyl; R 3 ...
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4436652 |
Phenylethyl methylcarbonate mixtures containing same and organoleptic uses thereof
Described is phenylethyl methylcarbonate having the structure: ##STR1## mixtures of same with 3-methyl-1-phenyl-pentanol-5 and/or one or more butanoyl cyclohexane derivative as well as processes...
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4411829 |
Perfuming ingredient
Methyl 2,6,6-trimethyl-cyclohex-2-en-1-yl carboxylate is a useful perfuming ingredient, especially for the reproduction of fruity, floral and fresh odor notes.
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4401583 |
Enhancing or augmenting the aroma of detergents using 4-methyl-3-cyclohexene-1-carboxylic
Described in the compound, 4-methyl-3-cyclohexene-1-carboxylic acid having the structure: ##STR1## and the use thereof in augmenting or enhancing the aroma of perfume compositions, perfumed...
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4392993 |
Alicyclic unsaturated compounds, their preparation and use of same as perfume ingredients
New alicyclic unsaturated compounds useful as perfume ingredients and perfume compositions containing same. The new compounds have formula ##STR1## possessing a methyl group attached to the carbon...
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4392976 |
Enhancing or augmenting the aroma of detergents using mixtures including 4-methyl-3-cyclohexene-1-carboxylic acid
Described is the compound, 4-methyl-3-cyclohexene-1-carboxylic acid having the structure: ##STR1## and the use thereof in augmenting or enhancing the aroma of perfume compositions, perfumed...
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4390557 |
Microbiological transformations of irone compounds
Novel odorant and/or flavorant mixtures are provided by fermentation of ionone type compounds with microorganisms of the genera Botryodiplodia, Botryosphaeria, or Lasiodiplodia.
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4390556 |
Microbiological transformations of alpha-ionone
Novel odorant and/or flavorant mixtures are provided by fermentation of ionone type compounds with microorganisms of the genera Botyrodiplodia, Botryosphaeria, or Lasiodiplodia.
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4375001 |
Esters of 2,3,6,6-tetramethyl-cyclohexenyl carboxylic acids and odorant mixtures thereof
Novel esters, of the general formula ##STR1## wherein R represents C 1 -4 -alkyl or C 2 -4 -alkenyl and one of the three broken lines represents an additional bond, are disclosed. Also disclosed...
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4334098 |
Trans,trans-Δ-damascone, mixtures containing major proportions of same, processes for preparing same and organoleptic uses thereof
Described is the compound trans, trans-Δ-damascone and mixtures of trans, trans-Δ-damascone and its isomer, cis, trans-Δ-damascone is in a major proportion, a process for preparing same and...
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4324704 |
Process for hydrogenation of damascenone, products produced thereby and organoleptic uses of said products
Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium...
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4315953 |
Process for augmenting or enhancing the aroma or taste of raspberry flavored foodstuffs using 2,6,6-trimethylcyclohexene derivatives
Described is a process for augmenting or enhancing the aroma or taste of raspberry flavored foodstuffs comprising the step of adding to a foodstuff, an aroma augmenting or enhancing quantity of...
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4313842 |
Process for hydrogenation of 2,6,6-trimethyl cyclohexene derivatves, products produced thereby and organoleptic uses of said products
Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium...
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4311754 |
Process for hydrogenation of 2,6,6-trimethyl cyclohexene derivatives and organoleptic uses of said products
Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium...
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4289659 |
Cyclic C.sub.6 esters and their use in perfumes
New oxygenated alicyclic derivatives useful as perfuming and odor modifying agents in the manufacture of perfumes or perfumed products, and as flavoring and taste-modifying agents in the...
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4283561 |
Mixture of aldehydes resulting from hydroformylation of α-terpinene
This invention is directed to a mixture of compounds of formulas ##STR1## This invention is also directed to preparation of the mixture and the use of said mixture as a perfuming agent.
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