公开(公告)号：US10308580B2

公开(公告)日：2019-06-04

申请号：US15744474

申请日：2016-07-15

Applicant: BASF SE

Inventor： Stefan Rüdenauer ,  Andreas Lanver ,  Ralf Pelzer ,  Klaus Ebel ,  Thomas Fenlon ,  Andrei-Nicolae Parvulescu ,  Sumana Chaturvedula

IPC: C07C41/18

Abstract: A process for preparing an arylpropene from a diarylpropane by gas phase thermolysis in the presence of solid porous catalyst comprising silica having large pore volume and low acidity.

公开(公告)号：US10259822B2

公开(公告)日：2019-04-16

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

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：US10160931B2

公开(公告)日：2018-12-25

申请号：US15514101

申请日：2015-09-25

Applicant: BASF SE

Inventor： Timon Stork ,  Stefan Rüdenauer ,  Margarethe Klos ,  Ralf Pelzer ,  Wolfgang Krause

IPC: C11B9/00 ,  C07D309/10 ,  A23L27/20

Abstract: The present invention relates to the use of isomerically pure or highly isomerically enriched cis- or trans-(2-isobutyl-4-methyltetrahydropyran-4-yl) acetate for use as aroma chemicals. The invention further relates to a process for the preparation of isomerically pure or highly isomerically enriched cis- or trans-(2-isobutyl-4-methyltetrahydropyran-4-yl) acetate and the products obtainable by this process. The invention further relates to a fragrance or aroma substance composition which comprises isomerically pure or highly isomerically enriched cis- or trans-(2-isobutyl-4-methyltetra-hydropyran-4-yl) acetate, a method for imparting, and/or boosting an odor or taste of a product, and also perfumed or aromatized products which comprise isomerically pure or highly isomerically enriched cis- or trans-(2-isobutyl-4-methyltetrahydropyran-4-yl) acetate.

公开(公告)号：US09416079B2

公开(公告)日：2016-08-16

申请号：US14709948

申请日：2015-05-12

Applicant: BASF SE

Inventor： Rudolf Schuch ,  Stefan Rüdenauer ,  Klaus Ebel ,  Ralf Pelzer ,  Andreas Keller

IPC: C07C33/18 ,  C07C29/44 ,  C07C29/19 ,  C07C29/80 ,  B01J23/46 ,  B01J23/56 ,  B01J35/10 ,  B01J37/18 ,  B01J21/08 ,  B01J33/00 ,  B01J35/00 ,  B01J35/02 ,  B01J35/08 ,  B01J37/02

CPC classification number: C07C29/44 ,  B01J21/08 ,  B01J23/462 ,  B01J23/56 ,  B01J33/00 ,  B01J35/0026 ,  B01J35/008 ,  B01J35/023 ,  B01J35/08 ,  B01J35/1019 ,  B01J35/1042 ,  B01J35/1061 ,  B01J35/108 ,  B01J37/0203 ,  B01J37/18 ,  C07C29/19 ,  C07C29/80 ,  C07C2601/14 ,  C11B9/0061 ,  C07C33/20 ,  C07C31/1355

Abstract: A process for preparing 4-cyclohexyl-2-methyl-2-butanol, comprising: a) reaction of styrene with isopropanol at elevated temperature to obtain 2-methyl-4-phenyl-2-butanol, and b) heterogeneously catalyzed hydrogenation of 2-methyl-4-phenyl-2-butanol over a catalyst suitable for ring hydrogenation of aromatics, where the molar ratio of the styrene used in step a) to the isopropanol used in step a) is in the range from 1:below 5 to 1:0.5.

公开(公告)号：US10106517B2

公开(公告)日：2018-10-23

申请号：US15555723

申请日：2016-03-04

Applicant: BASF SE)

Inventor： Stefan Rüdenauer ,  Timon Stork ,  Ralf Pelzer ,  Volker Hickmann ,  Margarethe Klos

IPC: C07D309/12

Abstract: The present invention relates to a method for preparing tetrahydropyranyl esters from the corresponding 4-hydroxytetrahydropyran compounds by reaction with a ketene compound.

公开(公告)号：US10053409B2

公开(公告)日：2018-08-21

申请号：US15578959

申请日：2016-06-02

Applicant: BASF SE

Inventor： Miriam Bru Roig ,  Stefan Rüdenauer

IPC: C07C45/28 ,  C07C45/57 ,  C07C45/27 ,  C01B15/01 ,  C07C49/385

CPC classification number: C07C45/27 ,  C01B15/01 ,  C07C49/385 ,  C07C2601/18

Abstract: The present invention relates to a process for producing 3-methylcyclopentadecane-1,5-dione of formula (I), which comprises the oxidation of 14-methyl-bicyclo[10.3.0]pentadecen[1 (12)] of formula (II) with an oxidizing agent, where the oxidation is performed by using a mixture of formic acid with H2O2 as sole oxidizing agent in the presence of water and where the amount of H2O2 is at least 1.1 mol H2O2 per mol of the compound of formula (II).

公开(公告)号：US09920007B2

公开(公告)日：2018-03-20

申请号：US15526962

申请日：2015-11-17

Applicant: BASF SE

Inventor： Stefan Rüdenauer ,  Ralf Pelzer ,  Miriam Bru Roig ,  Vijay Narayanan Swaminathan ,  Shrirang Hindalekar ,  Nitin Gupte ,  Prachin Kolambkar

IPC: C07C403/16 ,  C07C29/00 ,  C11B9/00 ,  C07C29/17 ,  A23L27/20

CPC classification number: C07C403/16 ,  A23L27/203 ,  C07C29/175 ,  C07C2601/14 ,  C07C2601/16 ,  C11B9/0034 ,  C07C31/1355

Abstract: The present invention relates to a process for the preparation of 1-(2,6,6-trimethylcyclohexylyalkan-3-ols, in particular 1-(2,6,6-trimethylcyclohexyl)-hexan-3-ol. The invention further relates to 5-alkoxy-1-(2,6,6-trimethylcyclohexenyl)-1-alken-3-ones and the use of these as a fragrance or as flavor, to a fragrance containing composition and/or a fragranced product containing 5-alkoxy-1-(2,6,6-trimethylcyclohexenyl)-1-alken-3-ones and to a method for imparting or modifying a scent or a flavor to a composition by including said alkoxyalkenones into such composition.

公开(公告)号：US09856199B2

公开(公告)日：2018-01-02

申请号：US15123325

申请日：2015-03-06

Applicant: BASF SE

Inventor： Volker Hickmann ,  Stefan Rüdenauer ,  Martine Dehn ,  Andreas Keller ,  Stephanie Renz ,  Daniel Schneider

IPC: C07C45/00 ,  B01J23/00 ,  C07C45/51 ,  A61K8/35 ,  A61Q11/00 ,  C07C45/29 ,  A61Q19/00 ,  B01J23/889 ,  C07C49/407

CPC classification number: C07C45/512 ,  A61K8/35 ,  A61K2800/10 ,  A61Q11/00 ,  A61Q19/00 ,  B01J23/8892 ,  C07C45/29 ,  C07C45/298 ,  C07C49/407 ,  C07C2601/14

Abstract: The present invention relates to a process for reacting isopulegol to menthone in the gas phase and to the use of the reaction products thus prepared as additives in foods, cosmetics, pharmaceutical products, tobacco formulations, household products, and laundry care products.

公开(公告)号：US20160213582A1

公开(公告)日：2016-07-28

申请号：US15092289

申请日：2016-04-06

Applicant: BASF SE

Inventor： Stefan Rüdenauer ,  Ralf Pelzer ,  Klaus Ebel ,  Martin Bock

IPC: A61K8/34 ,  A61Q13/00 ,  C11D3/50 ,  A61Q19/00

CPC classification number: A61K8/34 ,  A61K2800/10 ,  A61Q13/00 ,  A61Q19/00 ,  C07C29/19 ,  C07C29/44 ,  C07C2601/14 ,  C11D3/2024 ,  C11D3/2065 ,  C11D3/50 ,  C07C33/20 ,  C07C31/1355

Abstract: The present invention relates to processes for the preparation of compounds of the formula (Ia) by reacting styrene with a secondary alkanol and the hydrogenation of the resulting phenyl-substituted tertiary alkanol. In addition, the invention relates to compounds of the formula (Ia) and to the use of such compounds as fragrances, and also to compositions which comprise compounds of the formulae (Ia) and (Ib).

Abstract translation: 本发明涉及通过苯乙烯与仲链烷醇的反应和所得苯基取代的叔链烷醇的氢化制备式（Ia）化合物的方法。 此外，本发明涉及式（Ia）化合物和这些化合物作为香料的用途，还涉及包含式（Ia）和（Ib）的化合物的组合物。

公开(公告)号：US20150246864A1

公开(公告)日：2015-09-03

申请号：US14709948

申请日：2015-05-12

Applicant: BASF SE

Inventor： Rudolf Schuch ,  Stefan Rüdenauer ,  Klaus Ebel ,  Ralf Pelzer ,  Andreas Keller

IPC: C07C29/44 ,  C07C29/80 ,  C07C29/19

CPC classification number: C07C29/44 ,  B01J21/08 ,  B01J23/462 ,  B01J23/56 ,  B01J33/00 ,  B01J35/0026 ,  B01J35/008 ,  B01J35/023 ,  B01J35/08 ,  B01J35/1019 ,  B01J35/1042 ,  B01J35/1061 ,  B01J35/108 ,  B01J37/0203 ,  B01J37/18 ,  C07C29/19 ,  C07C29/80 ,  C07C2601/14 ,  C11B9/0061 ,  C07C33/20 ,  C07C31/1355

Abstract: A process for preparing 4-cyclohexyl-2-methyl-2-butanol, comprising: a) reaction of styrene with isopropanol at elevated temperature to obtain 2-methyl-4-phenyl-2-butanol, and b) heterogeneously catalyzed hydrogenation of 2-methyl-4-phenyl-2-butanol over a catalyst suitable for ring hydrogenation of aromatics, where the molar ratio of the styrene used in step a) to the isopropanol used in step a) is in the range from 1:below 5 to 1:0.5.

Abstract translation: 一种制备4-环己基-2-甲基-2-丁醇的方法，包括：a）在升高的温度下使苯乙烯与异丙醇反应得到2-甲基-4-苯基-2-丁醇，和b）异构催化氢化2 - 甲基-4-苯基-2-丁醇，其适用于芳族化合物的环加氢，其中步骤a）中使用的苯乙烯的摩尔比与步骤a）中使用的异丙醇的摩尔比在1：低于5至 1：0.5。