Abstract: The present invention refers to the use as flavor or fragrance of a compound of formula (I) wherein R4 is hydrogen and the bond between C-3 and C-4 is a single bond or the dotted line together with the bond between C-3 and C-4 represents a double bond; or R4 is methylene, forming with C-3 and C-4 a cyclopropane ring; R3 is hydrogen, C1, C2, C3, C4, C5, C6 alkyl, or C2, C3, C4, C5, C6 alkenyl; and I) R1 and R2 together with the carbon atom to which they are attached form a carbonyl group; or II) R1 is hydroxyl and R2 is selected from C1, C2, C3 alkyl, and C2, C3, C4 alkenyl.

Abstract: A compound of formula (I) wherein R1 and R2 are independently selected from hydrogen, methyl, ethyl, propyl and isopropyl; or R1 and R2 together form a saturated or monounsaturated 5- or 6-membered hydrocarbon ring, as represented by the arcuate dotted line; R3 is selected from methyl and ethyl; R4 is selected from methyl, ethyl, propyl, isopropyl, cyclopropyl, butyl, isobutyl, cyclobutyl and cyclopentyl; R5 is selected from hydrogen and methyl, and the dotted line between positions 3? and 4? represents an optional double bond. The compounds have a musk odour and are useful in fine and functional fragrances.

Abstract: Di-/trisubstituted furans of the formula (I) and their use as odorants wherein R1 is hydrogen or methyl; R2 is ethyl, propyl or isopropyl; the bond between C-3 and C-4 is a single bond, or the dotted line together with the bond between C-3 and C-4 represents a double bond; and the bond between C-4? and C-5? is a single bond, or the dotted line together with the bond between C-4? and C-5? represents a double bond, either in (E)- or (Z)-configuration. The invention furthermore relates to a method of their production and to perfume compositions comprising them.

Abstract: A compound of the formula I n which R1 is H or methyl, R2 is H, methyl or ethyl, R3 and R4 are independently hydrogen, methyl, ethyl, n-propyl or iso-propyl, and the dashed lines representing the alternative possibilities of there being present either an additional double bond or an additional group R5, which is H or methyl. The compounds possess a marine odour with sweet character, and are useful in fine and functional fragrances.

Abstract: The present application relates to perfume systems and consumer products comprising new perfumes and/or such perfume systems, as well as processes for making and using such perfume systems and consumer products.

Abstract: A compound of formula (I) wherein R1 and R2 are independently selected from hydrogen, methyl, ethyl, propyl and isopropyl; or R1 and R2 together form a saturated or monounsaturated 5- or 6-membered hydrocarbon ring, as represented by the arcuate dotted line; R3 is selected from methyl and ethyl; R4 is selected from methyl, ethyl, propyl, isopropyl, cyclopropyl, butyl, isobutyl, cyclobutyl and cyclopentyl; R5 is selected from hydrogen and methyl, and the dotted line between positions 3? and 4? represents an optional double bond. The compounds have a musk odour and are useful in fine and functional fragrances.

Abstract: The present invention refers to methyl-substituted double-unsaturated macrocyclic lactones comprising 14 to 17 ring atoms of formula (I) wherein n and m are independently selected from 1, 2, 3 and 4 with the proviso that 3?n+m?6. The invention relates furthermore to their use as odorant and fragrance composition comprising them.

Abstract: The present disclosure refers to sila-substituted carbinols of formula (I) wherein R1, R2 and R3 are independently selected from C1-C4 alkyl or C3-C4 cycloalkyl; R4 is methyl or ethyl; and R5 is methyl or ethyl. The disclosure further refers to their preparation and to perfume compositions and fragrance applications comprising them.

Abstract: Branched, highly-substituted C9-C13 homoallyl alcohols of formula I, in which R1 and R2 are selected from H or Me and R3 is selected from H, Me and Et. The compounds are useful in fragrance applications in which a floral note is desired.

Abstract: The present disclosure refers to sila-substituted carbinols of formula (I) wherein R1, R2 and R3 are independently selected from C1-C4 alkyl or C3-C4 cycloalkyl; R4 is methyl or ethyl; and R5 is methyl or ethyl. The disclosure further refers to their preparation and to perfume compositions and fragrance applications comprising them.

Abstract: Described are 2,2,3-trimethylcyclopent-3-enecarbaldehyde derivatives of formula (I) wherein R1-R7 have the same meaning as given in the specification. The invention furthermore relates to a method of their production and to fragrance compositions comprising them.

Abstract: Branched, highly-substituted C9-C13 homoallyl alcohols of formula I, in which R1 and R2 are selected from H or Me and R3 is selected from H, Me and Et. The compounds are useful in fragrance applications in which a floral note is desired.

Abstract: The present application relates to perfume systems and consumer products comprising new perfumes and/or such perfume systems, as well as processes for making and using such perfume systems and consumer products.

Abstract: A method of providing to a fragrance application a musky odour, comprising the addition thereto of at least one compound according to the formula I in which R1 is selected from H and CH3; R2, R3 are selected from the possibilities that (a) both are CH3; and (b) R2 and R3 together form a single bond (as indicated by the broken line); and n is an integer selected from 1, 2, 3, and 4. The compounds are useful in the complete range of fine and functional fragrance applications.

Abstract: The present invention refers to the use as flavour or fragrance of a compound of formula (I) wherein R4 is hydrogen and the bond between C-3 and C-4 is a single bond or the dotted line together with the bond between C-3 and C-4 represents a double bond; or R4 is methylene, forming with C-3 and C-4 a cyclopropane ring; R3 is hydrogen, C1, C2, C3, C4, C5, C6 alkyl, or C2, C3, C4, C5, C6 alkenyl; and I) R1 and R2 together with the carbon atom to which they are attached form a carbonyl group; or II) R1 is hydroxyl and R2 is selected from C1, C2, C3 alkyl, and C2, C3, C4 alkenyl.

Abstract: The present invention refers to compound of formula (I) wherein R1 is methyl, ethyl or vinyl; the bond between C-3? and C-4? is a single bond or the dotted line together with the bond between C-3? and C-4? represents a double bond; and the side chain —CR1OH is at position 1? or 4? of the ring. The invention furthermore refers to their preparation and to fragrance applications comprising them.

Abstract: The present invention refers to methyl-substituted double-unsaturated macrocyclic lactones comprising 14 to 17 ring atoms of formula (I) wherein n and m are independently selected from 1, 2, 3 and 4 with the proviso that 3?n+m?6. The invention relates furthermore to their use as odorant and fragrance composition comprising them.

Abstract: Di-/trisubstituted furans of the formula (I) and their use as odorants wherein R1 is hydrogen or methyl; R2 is ethyl, propyl or isopropyl; the bond between C-3 and C-4 is a single bond, or the dotted line together with the bond between C-3 and C-4 represents a double bond; and the bond between C-4? and C-5? is a single bond, or the dotted line together with the bond between C-4? and C-5? represents a double bond, either in (E)- or (Z)-configuration. The invention furthermore relates to a method of their production and to perfume compositions comprising them.

Abstract: Described are 2,2,3-trimethylcyclopent-3-enecarbaldehyde derivatives of formula (I) wherein R1-R7 have the same meaning as given in the specification. The invention furthermore relates to a method of their production and to fragrance compositions comprising them.

Abstract: Alicyclic carboxylic acid oxycarbonylmethyl ester of formula (I) wherein R1 and R2 are independently hydrogen or CH3, n is 0 or 1 and m is 0 or 1, and their use as odorants.