Abstract: A compound of formula I wherein R1, R2, R3 and R4 can be independently selected from H or Me, n=0, 1, the dotted lines are indicating single bonds, or in case n=0 an isolated double bond at position 3?, or in case n=1 an isolated double bond at position 3? or 4?, and the wavy bond is indicating an unspecified configuration of the adjacent double bond. Said compounds, as well as precursors capable to generate said compounds, are useful as fragrance ingredients.

Abstract: A compound of the formula (I) in which, independently, R1 is selected from H and methyl; R2 is selected from H, and methyl; R3 is selected from H, methyl and ethyl; R4 is selected from H, methyl and ethyl; or R3 and R4 together form a ring in which n is 1 or 2. The compounds have the characteristic desirable odour qualities of the Damascone® molecules, but lack their disadvantageous skin sensitization effects.

Abstract: A compound represented by the formula I R1 is —(CHR4)m—(CHR5)n—(CHR6)o—CHO, with R4, R5, R6 being independently selected from H or Me, and with m, n, o being independently selected from 0 and 1; R2 is H or Me; and R3 is a C3-C6 branched, linear or cyclic alkenyl residue. Said compounds are useful as perfume ingredients in personal care and household care products.

Abstract: A fragrance precursor represented by the formula 1 wherein X and Y together represent a double bond to a carbon atom bearing R1 and R2, with R1?H, methyl, acetyl or C1-C3 alkoxycarbonyl (e.g. ethoxycarbonyl); and R2=phenyl optionally substituted with up to 3 (i.e. 0, 1, 2 or 3) groups selected from C1-C4 alkyl (e.g. methyl, ethyl, iso-propyl, tert-butyl), vinyl, hydroxy, C1-C3 alkoxy (e.g. ethoxy), and —O—CH2—O—, e.g. R2 is benzo[d][1,3]dioxol-5-yl, 4-methylphenyl, 4-methoxyphenyl, 4-vinylphenyl or 3-ethoxy-4-hydroxyphenyl or R2=naphthyl, (naphthyl)methyl, 1,1,2,4,4,8-hexamethyl-1,2,3,4-tetrahydronaphthalen-7-yl, or 1,1,2,4,4,-pentamethyl-1,2,3,4-tetrahydronaphthalen-7-yl or R2=COR3, wherein R3 is H, C1-C10 alkoxy (e.g. ethoxy, 1-(3,3-dimethylcyclohexyl)ethoxy), C1-C4 alkyl (e.g. methyl, ethyl, propyl, iso-propyl, tert-butyl), e.g.

Abstract: A compound represented by the formula I wherein is indicating a double bond either at C4 or at C5, or single bonds, R1, R2, R3, R4 are independently selected from H or Me, and R5, R6 are independently selected from Me or Et, and wherein the compound is not 9-hydroxy-5,9-dimethyldec-4-enal or 9-hydroxy-5,9-dimethyldecanal. Said compounds are useful as perfume ingredients in personal care and household care products.

Abstract: A fragrance precursor represented by the formula 1 wherein X and Y together represent a double bond to a carbon atom bearing R1 and R2, with R1?H, methyl, acetyl or C1—C3 alkoxycarbonyl (e.g. ethoxycarbonyl); and R2=phenyl optionally substituted with up to 3 (i.e. 0, 1, 2 or 3) groups selected from C1—C4 alkyl (e.g. methyl, ethyl, iso-propyl, tert-butyl), vinyl, hydroxy, C1—C3 alkoxy (e.g. ethoxy), and —O—CH2—O—, e.g. R2 is benzo[d][1,3]dioxol-5-yl, 4-methylphenyl, 4-methoxyphenyl, 4-vinylphenyl or 3-ethoxy-4-hydroxyphenyl or R2=naphthyl, (naphthyl) methyl, 1,1,2,4,4,8-hexamethyl-1,2,3,4-tetrahydronaphthalen-7-yl, or 1,1,2,4,4,-penta methyl-1,2,3,4-tetrahydronaphthalen-7-yl or R2=COR3, wherein R3 is H, C1-C10 alkoxy (e.g. ethoxy, 1-(3,3-dimethylcyclohexyl)ethoxy), C1-C4 alkyl (e.g. methyl, ethyl, propyl, iso-propyl, tert-butyl), e.g.

Abstract: A compound represented by the formula I R1 is —(CHR4)m—(CHR5)n—(CHR6)o—CHO, with R4, R5, R6 being independently selected from H or Me, and with m, n, o being independently selected from 0 and 1; R2 is H or Me; and R3 is a C3-C6 branched, linear or cyclic alkenyl residue. Said compounds are useful as perfume ingredients in personal care and household care products.

Abstract: A liquid fragrance composition consisting essentially of: cyclohexylidene phenyl acetonitrile; and one or more ingredients selected from the group consisting of cyclohexyl salicylate, MEFROSOL™ (3-methyl-5-phenyl-pentan-1-ol), HEDIONE™ (methyl 2-(3-oxo-2-pentylcyclopentyl)acetate), diethyl phthalate, isopropyl myristate, amyl salicylate, iso-amyl salicylate, benzyl salicylate, iso-bornyl salicylate, cis-3 hexenyl salicylate, ethyl salicylate, iso-butyl salicylate, methyl salicylate and phenylethyl salicylate; and optionally one or more of 3-methyl-5-phenylpentan-1-ol (MEFROSOL™); an alcohol comprising more than 3 carbon atoms selected from the group consisting of benzyl alcohol, 1-hexanol, 1-heptanol, 1-octanol, cyclohexanol, cyclohexyl propanol, methyl phenyl carbinol, phenyl ethyl alcohol and dimethyl benzyl carbinol; or a glycol ether.

Abstract: A method of providing a fragrant odour to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: A method of providing a fragrant odour to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: A method of providing a fragrant odor to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: Provided is class of compounds of formula (I) wherein X, R1, R2 and R3 have the same meaning as given in the specification capable of releasing fragrant compounds in a controlled manner into the surroundings.

Abstract: A fragrance oil comprising a compound of formula (I) wherein R1 represents a methyl group or an ethyl group and R2 represents a methyl or an ethyl group.

Abstract: A method of providing a fragrant odour to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: The use of 2-phenyl-2-alkene nitriles as fragrance ingredients and fragrance applications comprising them. These fragrance applications can be e.g. perfumes, household products, laundry products, body care products and cosmetics.

Abstract: A method of providing a fragrant odour to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: Disclosed are certain compounds according to the general formula (I) and their use as flavoring and fragrancing compounds, as well as fragranced and flavored compositions comprising the compounds of formula (I), and methods for providing a flavor or fragrance to compositions and articles utilizing the compounds of formula (I).

Abstract: Disclosed are certain compounds according to the general formula (I) and their use as flavoring and fragrancing compounds, as well as fragranced and flavored compositions comprising the compounds of formula (I), and methods for providing a flavor or fragrance to compositions and articles utilizing the compounds of formula (I).

Abstract: A method of providing a fragrant odour to an application, comprising the addition thereto of at least one compound of the formula I wherein X and Y are independently selected from the group consisting of —CR1R2R3, —NR4R5 and —OR6, wherein R1 to R5 are selected from H and essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom, and R6 is selected from essentially hydrocarbon moieties that optionally comprise at least one oxygen, nitrogen or silicon atom; and, A is an essentially hydrocarbon moiety that optionally comprises at least one oxygen, sulphur, nitrogen or silicon atom, with the proviso that the compound A-CHO is a fragrant aldehyde. The use of these compounds in laundry, household and personal care products confers a long-lasting freshness.

Abstract: Provided is class of compounds of formula (I) wherein X, R1, R2 and R3 have the same meaning as given in the specification capable of releasing fragrant compounds in a controlled manner into the surroundings.