Abstract: Acyclic ethers can be used as rhinologically active substances. In the regions of the mouth, the throat and the airways they produce a refreshing and clearing feeling.

Abstract: The invention relates to a preparation process for derivatives by catalytic dehydrogenation of dibenzosuberone derivatives.

Abstract: The present invention relates to depot preparations for the targeted release of an aldehyde together with two carboxylic acids, where the released aldehydes are organoleptic substances, specifically fragrances or flavorings, and these depot preparations are prepared by reacting aldehydes with carboxylic anhydrides.

Abstract: The invention relates to depot preparations for the targeted release of an aldehyde or ketone together with an alcohol and a carboxylic acid, where the released aldehydes or ketones are organoleptic substances, specifically fragrances or flavorings.

Abstract: This invention relates to odor neutralizers comprising esters of the formula (I) wherein R1 is an alkyl radical with 1 to 4 carbon atoms which can optionally contain a double bond; R2 is a hydrogen or an alkyl radical with 1 to 3 carbon atoms which can optionally contain a double bond; R3 is a hydrogen or a methyl radical substituted by the alkyl radicals R9 and R10; R4 is a hydrogen, a methyl radical or an acyloxy radical of the general formula O—CO—R1 wherein R1 has the abovementioned meaning; R5, R6, R7, R8 and R10 are identical or different and is hydrogen or methyl; R9 is a hydrogen and R4 and R9 can together represent a single carbon bond or a methylene or an ethylene bridge, with the proviso that i) in the case of cyclohexyl esters in which R1=methyl, R2=isopropyl, R5=methyl and R6=hydrogen, the substituents R2 and R5 are arranged in a cis relationship to each other; ii) in the case of cyclohexyl esters in which R2=isopropenyl, R5=methyl and R6&equa

Abstract: Macrocyclic ester compounds can be prepared from oligoesters by thermal cleavage in the presence of a thermostable benzene derivative.

Abstract: Acyclic ethers can be used as rhinologically active substances. In the regions of the mouth, the throat and the airways they produce a refreshing and clearing feeling.

Abstract: Macrocyclic ester compounds can be prepared from oligoesters by thermal cleavage in the presence of a thermostable benzene derivative.

Abstract: 2-Alkoxydecahydro-2,3a,4,4,7-pentamethyl-3,7a-methano-7aH-indeno[5,6-b]furans are valuable novel woody fragrances for the preparation of perfume oils.

Abstract: The present invention relates to a process for the preparation of 1-(2,2,6-trimethylcyclohexyl)-3-alkanols with a content of at least 15% of trans isomers, based on the total amount of the 1-(2,2,6-trimethylcyclohexyl)-3-alkanol, by catalytic hydrogenation, where a) 1-(2,6,6-trimethyl-1 or 2-cyclohexen-1-yl)-1-alken-3-ones are reacted in the presence of ruthenium-containing catalysts or catalyst mixtures, or b) 1 -(2,6,6-trimethyl-1 or 2-cyclohexen-1-yl)-1-alken-3-ols are reacted in the presence of catalysts which contain 1 or more elements of groups Ib, VIb and VIII of the Periodic Table of the Elements.

Abstract: 3,6-Dimethyl-2(3H)-benzofuranone is a new, valuable flavor material. A process for its industrial-scale preparation was developed.

Abstract: A flavor composition comprising 8-ocimenyl esters of the formula wherein one of the two radicals R1 and R2 is methyl and the other is vinyl and one of the two radicals R3 and R4 is methyl and the other is wherein R5 is hydrogen, alkyl or alkenyl. Such flavor composition can also be mint and/or fruit flavor compositions, wherein the 8-ocimenyl esters have a flavor-enhancing action.

Abstract: Compounds of the formula I according to claim 1 are excellently suitable as UV absorbers for use in cosmetic products, in particular sunscreen compositions, daytime care products and hair care products. They are furthermore suitable for protection of products.

Abstract: Mixtures of ethylene dodecanedioate and ethylene undecanedioate which, because of their particular musk odor note, are products which can replace macrocyclic aromatic musk fragrances in inter alia perfume compositions.

Abstract: Compounds of the formula ##STR1## in which one of the radicals R.sup.1 and R.sup.2 is methyl and the other is vinyl and one of the radicals R.sup.3 and R.sup.4 is methyl and the other is ##STR2## in which R.sup.5 is hydrogen, alkyl or alkenyl, in particular C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.6 -alkenyl, are particularly suitable as fragrances and flavors.

Abstract: Compounds of the formulae ##STR1## in which R is hydrogen or methyl, and the dashed lines represent an additional bond in the 11- or 12-position,have extraordinary olfactory properties.

Abstract: Compounds of the formula I according to claim 1 are excellently suitable as UV absorbers for use in cosmetic products, in particular sunscreen compositions, daytime care products and hair care products. They are furthermore suitable for protection of products.

Abstract: Ethylvanillin isobutyrate is a valuable new fragrance and flavor substance which, because of its extraordinary organoleptic profile and its favorable technical properties, permits hitherto unknown effects in perfumery and flavoring.

Abstract: Asymmetric carbonates, thiocarbonates and urethanes having a physiological cooling effect on the skin and on mucosae are described.

Abstract: Compounds which, per molecule, contain at least 2 benzazolyl groups are outstandingly suitable as UV absorbers for sunscreen compositions.