Abstract: The present disclosure relates to gingerol compounds, whether in their diol form or as a derivative, and their use to enhance the salty taste or the umami taste of a flavored article. The disclosure also provides compositions and flavored products containing such compounds. In some embodiments, the flavored products have reduced amounts of salt or umami-enhancing compounds (glutamates, arginates, purinic ribonucleotides, such as inosine monophosphate (IMP) and guanosine monophosphate (GMP)), relative to comparable flavored products that do not incorporate the gingerol compounds. The disclosure further provides methods of making monoacetate or diacetate derivatives of gingerol diols.

Abstract: Trans isomers of formula (I) in the form of any of its stereoisomers or a mixture thereof are provided, wherein the bold and hatched lines indicate a relative or absolute configuration. Also provided are their uses as perfuming ingredients to impart vetiver/rooty notes e.g. in perfuming compositions or in consumer products.

Abstract: The present invention relates to trans isomers of formula (I) in the form of any one of its stereoisomers or a mixture thereof, and wherein the bold and hatched lines indicate a relative or absolute configuration; and one dotted line represents a carbon-carbon single bond and the other a carbon-carbon double bond; and their uses as perfuming ingredients (e.g. to impart vetiver/rooty notes), e.g. in consumer products.

Abstract: Trans isomers of formula (I) in the form of any of its stereoisomers or a mixture thereof are provided, wherein the bold and hatched lines indicate a relative or absolute configuration. Also provided are their uses as perfuming ingredients to impart vetiver/rooty notes e.g. in perfuming compositions or in consumer products.

Abstract: The present invention relates to trans isomers of formula (I) in the form of any one of its stereoisomers or a mixture thereof, and wherein the bold and hatched lines indicate a relative or absolute configuration; and one dotted line represents a carbon-carbon single bond and the other a carbon-carbon double bond; and their uses as perfuming ingredients (e.g. to impart vetiver/rooty notes), e.g. in consumer products.

Abstract: The present invention relates to certain ester and nitrile derivatives of formula (I): wherein one dotted line represents a carbon-carbon single or double bond and the other dotted lines each represent a carbon-carbon single bond; R1 is a hydrogen atom or a methyl group, R2 is a methyl or ethyl group, R3 is a hydrogen atom or a methyl group, R4 is a hydrogen atom or a methyl group or said R4 taken together with the bond between carbon atom 2 and 3 form a cyclopropane; and X represents a CN or a COOR5 group, R5 representing a C1-5 alkyl group; with the compound being in the form of any one of its pure stereoisomers or mixtures thereof. These compounds are useful perfuming ingredients.

Abstract: The present invention relates to certain ester and nitrile derivatives of formula (I): wherein one dotted line represents a carbon-carbon single or double bond and the other dotted lines each represent a carbon-carbon single bond; R1 is a hydrogen atom or a methyl group, R2 is a methyl or ethyl group, R3 is a hydrogen atom or a methyl group, R4 is a hydrogen atom or a methyl group or said R4 taken together with the bond between carbon atom 2 and 3 form a cyclopropane; and X represents a CN or a COOR5 group, R5 representing a C1-5 alkyl group; with the compound being in the form of any one of its pure stereoisomers or mixtures thereof. These compounds are useful perfuming ingredients.

Abstract: The present invention relates to certain derivatives of 2-ethyl-4-(2?,2?-dimethyl-3?-alkyl-3?-cyclopenten-1?-yl)-4-penten-1-ol. These compounds possess very interesting perfuming ingredients due to their unusual combination of sandalwood and floral notes. The present invention also concerns the use of such compounds in the perfumery industry as well as the compositions or articles containing such compounds.

Abstract: The present invention relates to perfumery of compounds of the general formula in which R1 and R2 are identical or different and represent each a methyl or ethyl group, R3 represents hydrogen or an alkyl group from C1 to C4, linear or branched, and R4 represents hydrogen, an alkyl group from C1 to C4, linear or branched, or an acyl group of formula R5C(O)—, R5 being hydrogen or an alkyl group from C1 to C4, linear or branched. The novel odoriferous character of these compounds is the combination of woody with fruity notes.

Abstract: A compound of formula ##STR1## wherein X represents a C.dbd.O group or a CH--OH group, in the form of an optically active isomer of formula ##STR2## wherein X has the meaning indicated above and, when X is a CH--OH group, the asymmetric carbon (2) has an R configuration, or in the form of a mixture of isomers, is very useful in the field of perfumery, having an unusual, fruity odor note that can be described as a fresh walnut odor together with a rhum type note.

Abstract: The present invention relates to the use in perfumery of compounds of the general formulae ##STR1## in which R.sup.1 and R.sup.2 are identical or different and represent each a methyl or ethyl group, R.sup.3 represents hydrogen or an alkyl group from C.sub.1 to C.sub.4, linear or branched, and R.sup.4 represents hydrogen, an alkyl group from C.sub.1 to C.sub.4, linear or branched, or an acyl group of formula R.sup.5 C(O)--, R.sup.5 being hydrogen or an alkyl group from C.sub.1 to C.sub.4, linear or branched. The novel odoriferous character of these compounds is the combination of woody with fruity notes. Also described is a synthesis for the preparation of the compounds of formula (I) starting from the compounds of formula (II).

Abstract: 3-Methyl-2-oxo-ethylpentanoate or an isomer thereof are very useful compounds in the field of perfumery, having an unusual, fruity odor note that can be described as a fresh walnut odor together with a rum type note.

Abstract: The use of 1-methoxy-2-methyl-3-phenylpropane, 3-methoxy-2,2,3-trimethyl-1-phenylbutane or of 1-(2-methoxypropyl)-4-methylbenzene as perfuming ingredients is described. These two compounds possess an excellent stability in aggressive media and/or at high pH-values, which renders them very useful for application in chlorine bleach. The odor of these two compounds can be described as being of the green type with a nice, strong floral note.

Abstract: Novel compounds of formula ##STR1## wherein the dotted lines indicate the location of a single or double bond, symbol R.sup.1 stands for a hydrogen atom or a methyl radical, symbol R.sup.2 represents a linear or branched, saturated or unsaturated, C.sub.1 to C.sub.4 alkyl radical, provided that R.sup.1 is not hydrogen when R.sup.2 represents a methyl or n-propyl radical and the ring is saturated. Compounds (Ia) are useful as perfuming ingredients.A process for their preparation is disclosed.

Abstract: New 4,4,5,8-tetramethyl-1-oxaspiro[2,5]octane. A process for its preparation starting from 2,2,3,6-tetramethyl-1-cyclohexanone is described.4,4,5,8-Tetramethyl-1-oxaspiro[2,5]octane is a useful raw material for the preparation of 2,2,3,6-tetramethyl-cyclohexane-carbaldehyde, a key intermediate for the synthesis of valuable fragrance ingredients.

Abstract: New 4,4,5,8-tetramethyl-1-oxaspiro[2.5]octane. A process for its preparation starting from 2,2,3,6-tetramethyl-1-cyclohexanone is described.4,4,5,8-Tetramethyl-1-oxaspiro[2.5]octane is a useful raw material for the preparation of 2,2,3,6-tetramethyl-cyclohexane-carbaldehyde, a key intermediate for the synthetis of valuable fragrance ingredients.

Abstract: Novel cycloaliphatic alcohols of formula ##STR1## wherein each of symbols R.sup.1 and R.sup.2 designates a methyl radical or wherein R.sup.1 designates an ethyl radical and R.sup.2 stands for a methyl radical or a hydrogen atom, possess useful fragrance properties and consequently can be used in the perfume industry.A process for their preparation starting from an allenic carbinol is disclosed.

Abstract: Novel compounds of formula ##STR1## wherein: a. R.sup.1 =CH.sub.3 ; n=m=1; R.sup.2 =CH.sub.3 ; R.sup.3 =R.sup.4 =H,b. R.sup.1 =CH.sub.2 ; n=0; m=1; R.sup.2 =CH.sub.3 ;R.sup.3 =R.sup.4 =H,C. R.sup.1 =CH--CH.sub.3 ; n=0; m=1; R.sup.2 =CH.sub.3 ; R.sup.3 =R.sup.4 =H,d. R.sup.1 =H; n=m=0; R.sup.2 =R.sup.4 =CH.sub.3 ; R.sup.3 =C.sub.2 H.sub.5,e. R.sup.1 =H; n=m=0; R.sup.2 =R.sup.3 =R.sup.4 =CH.sub.3,f. R.sup.1 =H; n=m=0; R.sup.2 =CH.sub.3 ; R.sup.3 =C.sub.2 H.sub.5 ; R.sup.4 =H,g. R.sup.1 =H; n=m=0; R.sup.2 =R.sup.3 =CH.sub.3 ; R.sup.4 =H,h. R.sup.1 =H; n=m=1; R.sup.2 =CH.sub.3 ; R.sup.3 =C.sub.2 H.sub.5 ; R.sup.4 =Hi. R.sup.1 =H; n=m=1; R.sup.2 =R.sup.3 =CH.sub.3 ; R.sup.4 =Hand wherein one of the dotted lines stands for a single carbon-carbon bond and the other one for a double bond, or each of them designates a single bond, possess odorous properties of sandalwood type and consequently can find a utility for the preparation of perfumes and perfumed products.

Abstract: New tricyclic compounds and use thereof as perfume ingredients. Perfume compositions and perfumed articles containing same.