Basf Se Corporation

Florian Garlichs

Ralf Pelzer

Miriam Bru Roig

Manuel Danz

Kerstin Schierle-Arndt

Stephan Maurer

Michael Lutz

Karolin Geyer

Volker Hickmann

Christoph Stock

Martin Gärtner

Joaquim Henrique Teles

Wolfgang Siegel

Ulrich Müller

Andreas Keller

Nicolas Vautravers

Rolf Pinkos

Rocco Paciello

Andrei-Nicolae Parvulescu

Gerd Kaibel

Otto Machhammer

Gunnar Heydrich

Dominic Riedel

Heiner Schelling

Mathias Schelwies

Jürgen Wortmann

Michael Ladenberger

Melanie Weingarten

Daniel Schneider

Joachim Pfeffinger

Roman Dostalek

Johan Ter Maat

Veit Stegmann

Günther Huber

Fabian Seeler

Silke Weyland

Jurgen Wortmann

Martin Gartner

Stephanie Renz

Stefan Ruedenauer

Nicolas Marion

Anja Vinckier

Patrick Deck

Helmut Kronemayer

Jens Baldamus

Margarethe Klos

Sumana Roy

Alexander Duefert

Frauke Thrun

Sumana Chaturvedula

Felix Major

Katharina Kaleta

Ter Maat Johan

Regina-Margareta Berg

Maria Daniela Gamero

Margerethe Klos

The present invention relates to dodecandien-1-ol, dodecen-1-ol or mixtures thereof and a method of preparing same, to the use of dodecandien-1-ol, dodecen-1-ol or mixtures thereof as aroma chemical; to the use of dodecandien-1-ol, dodecen-1-ol or mixtures thereof for preparing an aroma chemical composition or for modifying the aroma character of an aroma chemical composition; to an aroma chemical composition containing dodecandien-1-ol, dodecen-1-ol or mixtures thereof; and to a method of preparing an aromatized composition or for modifying the aroma character of an aromatized composition.

Dodecandien-1-ol and dodecen-1-ol or mixtures thereof as aroma chemicals

The present invention relates to substituted 4-methylene-tetrahydropyrans, 4-methyl-dihydropyrans and 4-methyl-tetrahydropyrans of formula (I), where the variables are as defined in the claims and description, to a stereoisomer thereof, to a mixture of stereoisomers thereof, to a mixture of different di- and tetrahydropyrans (I) and to a mixture containing at least one di- or tetrahydropyran (I) and at least one cyclic acetal which is a 1,3-dioxan carrying in 2-position an isobutanol-2-yl-(derived) substituent and in 4,4- or 5,5-position two methyl substituents. The invention also relates to the use of such compounds as an aroma chemical and/or for modifying and/or enhancing the aroma of a composition, to compositions comprising such compounds, to methods for preparing such compounds and to a product obtainable by these methods.

Substituted 4-methylene-tetrahydropyrans, 4-methyl-dihydropyrans and 4-methyl-tetrahydropyrans and use thereof as aroma chemicals

The presently claimed invention is directed to the use of 1-alkoxyethyl-4-isobutyl-benzene of formula (I) to impart an aroma impression to a composition. The presently claimed invention also relates to a method of imparting such aroma impression. The present invention is further directed to compositions comprising the compound of formula (I) and at least one aroma chemical as well as to compositions comprising the compound of formula (I) and at least one further component selected from the group consisting of aroma chemicals, surfactants, oil components, anti-oxidants, deodorant-active agents and solvents. The present invention also relates to a compound of formula (I').

1-alkoxyethyl-4-isobutyl-benzene as aroma ingredients

The present invention relates to the use of an ether or an ester of a tertiary alkanol or of mixtures of two or more ethers or esters of tertiary alkanols or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof as aromachemicals; to the use thereof for modifying the scent character of a fragranced composition; to an aroma chemical composition containing an ether or an ester of tertiary alkanol or of mixtures of two or more ethers or esters of tertiary alkanols or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof; and to a method of preparing a fragranced composition or for modifying the scent character of a fragranced composition. The invention further relates to specific ethers or esters of tertiary alkanols.

Ethers and esters of tertiary alkanols for use as aroma chemicals

The present invention relates to the use of (3-hydroxy-2,2-dimethyl-propyl) acetate for enhancing and/or modifying the aroma of (3-acetoxy-2,2-dimethyl-propyl) acetate. The invention further relates to the use of (3-acetoxy-2,2-dimethyl-propyl) acetate in combination with (3-hydroxy-2,2-dimethyl-propyl) acetate as an aroma chemical and for enhancing and/or modifying the aroma of a composition. The present invention further relates to compositions comprising (3-acetoxy-2,2-dimethyl-propyl) acetate combined with (3-hydroxy-2,2-dimethyl-propyl) acetate and at least one aroma chemical and/or at least one non-aroma chemical carrier.

Use of (3-acetoxy-2,2-dimethyl-propyl) acetate in combination with (3-hydroxy-2,2-dimethyl-propyl) acetate as an aroma chemical

The present invention relates to the use of an ether or an ester of a 1-substituted cycloalkanol or of mixtures of two or more ethers or esters of 1-substituted cycloalkanols or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof as aroma chemicals; to the use thereof for modifying the scent character of a fragranced composition; to an aroma chemical composition containing an ether or an ester of a 1-substituted cycloalkanol or of mixtures of two or more ethers or esters of 1-substituted cycloalkanols or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof; and to a method of preparing a fragranced composition or for modifying the scent character of a fragranced composition. The invention further relates to specific ethers or esters of 1-substituted cycloalkanols.

Ethers and esters of 1-substituted cycloalkanols for use as aroma chemicals

The present invention relates to aroma chemical compositions containing 3,5-diethyl-2-propyl-tetrahydropyran, a 3,5-diethyl-2-propyl-dihydropyran or a 3,5-diethyl-2-propyl-pyran, a mixture of such compounds, a stereoisomer of one of these compounds, or a mixture of stereoisomers of one or more of these compounds. The invention further relates to a method for preparing such compounds, stereoisomers or mixtures thereof, to the composition obtainable by this method, to the use of such compounds as an aroma chemical or for modifying the scent character of a fragranced composition; and to a method for preparing a fragranced composition or for modifying the scent character of a fragranced composition using said compounds. Moreover, the invention relates to 3,5-diethyl-2-propyl-tetrahydropyran, to its stereoisomers and to mixtures of these stereoisomers.

Aroma chemical compositions containing 3,5-diethyl-2-propyl-tetrahydropyran and/or unsaturated derivatives thereof

The present invention relates to the use of an &#x3b1;,&#x3b1;-disubstituted carboxylic acid ester of the general formula (I) wherein the variables are as defined in the claims and the description, or of mixtures of two or more of these &#x3b1;,&#x3b1;-disubstituted carboxylic acid esters or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof as aroma chemicals; to the use thereof for modifying the scent character of a fragranced composition; to an aroma chemical composition containing an &#x3b1;,&#x3b1;-disubstituted carboxylic acid ester of the general formula (I) or a mixture of two or more of said &#x3b1;,&#x3b1;-disubstituted carboxylic acid esters or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof; and to a method of preparing a fragranced composition or for modifying the scent character of a fragranced composition. The invention further relates to specific mixtures of &#x3b1;,&#x3b1;-disubstituted carboxylic acid esters of the general formula (I). 

&#x3b1;, &#x3b1;-disubstituted carboxylic acid esters for use as aroma chemicals

The present invention relates to dodeca-4,8,11-trien-1-ol and a method of preparing same, to the use of dodeca-4,8,11-trien-1-ol as aroma chemical; to the use of dodeca-4,8,11-trien-1-ol for preparing an aroma chemical composition or for modifying the aroma character of an aroma chemical composition; to an aroma chemical composition containing dodeca-4,8,11-trien-1-ol; and to a method of preparing an aromatized composition or for modifying the aroma character of an aromatized composition.

Dodeca-4,8,11-trien-1-ol and its use as aroma chemical

The present invention relates to a method for preparing a dialkyi or dialkenyl ether of a cycloaliphatic or araliphatic diol, which comprises (i) reacting the cycloaliphatic or araliphatic diol with metallic sodium in an aprotic organic solvent in the presence of a catalytic amount of at least one monoether-monoalcohol of formula (I) wherein Y is identical or different and selected from C-C-alkylene, n is an integer in the range from 1 to 10, and Ris C-C-Alkyl, whereby the corresponding disodium dialcoholate is obtained, reacting the disodium dialcoholate obtained in step (i) with an alkylation alkenylation reagent. 

Method for preparing ethers of cycloaliphatic or araliphatic diols

An incipient wetness impregnation method for preparing a tin-containing zeolitic material having framework type BEA, a novel tin-containing zeolitic material having framework type BEA and its use.

Tin-containing zeolitic material having a BEA framework structure

A process for preparing 2,6-dimethyl-5-heptenal, comprising oxidizing citral of which more than 50% are present as geranial with hydrogen peroxide in the presence of a catalyst comprising a Baeyer-Villiger oxidation catalyst, preferably a tin-containing molecular sieve.

Process for the preparation of melonal

Method of maintaining or widening the long-term operating temperature range of a heat transfer medium and/or heat storage medium comprising a nitrate salt composition selected from the group consisting of alkali metal nitrate and alkaline earth metal nitrate and optionally alkali metal nitrite and alkaline earth metal nitrite, wherein the nitrate salt composition is brought into contact with an additive comprising the components nitric acid and/or nitrous acid and oxygen-comprising gas having an oxygen partial pressure which is equal to or greater than that in air and/or oxygen-generating compounds and optionally nitrogen oxides and/or compounds which generate further nitrogen oxide.

Method of improving nitrate salt compositions by means of nitric acid for use as heat transfer medium or heat storage medium

Described is a pipeline system for conveying a salt melt, comprising at least one pipeline () through which the salt melt flows, at least one inlet and at least one outlet, wherein the pipeline () through which the salt melt flows has at least one gradient inclined with respect to the horizontal and is respectively connected at the lowest positions via a drainage valve () to a drainage line () and at the highest positions to a venting valve (). Also described is a method for draining the pipeline system.

Pipeline system and method for draining a pipeline system

The invention relates to an apparatus for heating a pipeline system, comprising at least two pipelines (), along which in each case one electrical resistance heating element extends, wherein a potential close to the ground potential is set at each electrical resistance heating element at at least one end (), and the electrical resistance heating element is connected to a terminal of a DC source or to in each case one phase () of an n-phase AC source () at a position remote from this end (), where, when using an n-phase AC source (), n is an integer equal to or greater than 2.

Apparatus for heating a pipeline

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Neustadt, Germany

Florian Garlichs