公开(公告)号：US20210340461A1

公开(公告)日：2021-11-04

申请号：US17286301

申请日：2019-10-15

Applicant: BASF SE

Inventor： Christoph STOCK ,  Miriam BRU ROIG ,  Ralf PELZER ,  Florian GARLICHS ,  Manuel DANZ

IPC: C11B9/00

Abstract: 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.

公开(公告)号：US20180346478A1

公开(公告)日：2018-12-06

申请号：US15777931

申请日：2016-11-22

Applicant: BASF SE

Inventor： Albert WERNER ,  Miriam BRU ROIG ,  Joaquim Henrique TELES ,  Stefan RÜDENAUER ,  Stephan MAURER ,  Manuel DANZ

IPC: C07D493/06 ,  C07C45/60 ,  C07C45/62

CPC classification number: C07D493/06 ,  C07C45/60 ,  C07C45/62

Abstract: The present invention relates to a method for preparing compounds having a 16-oxabicyclo[10.3.1]pentadecene skeleton, specifically 14-methyl-16-oxabicyclo[10.3.1]pentadecenes, and conversion products thereof.

公开(公告)号：US20180201599A1

公开(公告)日：2018-07-19

申请号：US15676398

申请日：2017-08-14

Applicant: BASF SE

Inventor： Richard DEHN ,  Michael KRAUS ,  Martine DEHN ,  Manuel DANZ ,  Joaquin Henrique TELES

IPC: C07D311/72 ,  C07C50/04 ,  C07C46/08 ,  C07C50/02

CPC classification number: C07D311/72 ,  C07C46/08 ,  C07C50/02 ,  C07C50/04

Abstract: The invention relates to a method for producing 2,3,5-trimethyl benzoquinone or a compound containing 2,3,5-trimethyl benzoquinone, the method comprising the following steps: Oxidation of 2,3,6-trimethylphenol with oxygen or an oxygen-containing gas in a two- or multi-phase reaction medium in the presence of a catalyst or catalyst system containing at least one copper (II)-halide to a mixture containing 2,3,5-trimethyl benzoquinone, characterized in that the reaction medium contains water and at least one secondary aliphatic acyclic alcohol having 6 or more, preferably 7 or more, carbon atoms.