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公开(公告)号：US20160311741A1
公开(公告)日：2016-10-27
申请号：US15196320
申请日：2016-06-29
Applicant: BASF SE
Inventor： RUDOLF SCHUCH , Stefan Rüdenauer , Klaus Ebel , Ralf Pelzer , Andreas Keller
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.
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公开(公告)号：US08940940B2
公开(公告)日：2015-01-27
申请号：US13916082
申请日：2013-06-12
Applicant: BASF SE
Inventor： Richard Dehn , Joaquim Henrique Teles , Michael Limbach , Stephan Deuerlein , Manuel Danz , Ralf Pelzer , Daniel Schneider
IPC: C07C45/68 , C07C49/547 , A61K31/12 , C07C45/67 , C07C49/527
CPC classification number: C07C45/68 , C07C45/673 , C07C49/527 , C07C49/547 , C07C2601/18 , C07C49/607 , C07C49/587
Abstract: The present invention relates to a process for preparing cyclic compounds having at least eight carbon atoms and at least one keto group, to the cyclic compounds obtained by this process and to the use thereof, in particular as fragrance or for providing a fragrance.
Abstract translation: 本发明涉及一种制备具有至少8个碳原子和至少一个酮基的环状化合物与通过该方法获得的环状化合物及其用途，特别是作为香料或提供香料的方法。
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公开(公告)号：US12297169B2
公开(公告)日：2025-05-13
申请号：US17621736
申请日：2020-06-19
Applicant: BASF SE
Inventor： Ralf Pelzer , Wolfgang Siegel , Miriam Bru Roig , Manuel Danz , Silke Weyland , Florian Garlichs , Volker Hickmann , Melanie Weingarten
IPC: C07C43/164 , A61K8/33 , A61K47/06 , A61Q13/00 , A61Q15/00 , A61Q19/00 , C11B9/00 , C11D3/20 , C11D3/50
Abstract: 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′).
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公开(公告)号：US12291690B2
公开(公告)日：2025-05-06
申请号：US17286338
申请日：2019-10-15
Applicant: BASF SE
Inventor： Christoph Stock , Miriam Bru Roig , Ralf Pelzer , Florian Garlichs , Manuel Danz
IPC: C11B9/00 , C07C43/04 , C07C43/15 , C07C69/007 , C07C69/14
Abstract: 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.
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公开(公告)号：US11192873B2
公开(公告)日：2021-12-07
申请号：US16487161
申请日：2018-02-13
Applicant: BASF SE
Inventor： Mathias Schelwies , Rocco Paciello , Ralf Pelzer , Wolfgang Siegel
IPC: C07C51/12 , C07C57/02 , C07D307/92
Abstract: The present invention relates to a process for carbonylating allyl alcohols at low temperature, low pressure and/or low catalyst loading. In an alternative embodiment, an acylation product of the allyl alcohol is used for the carbonylation. The present invention likewise relates to the preparation of conversion products of these carbonylation products and specifically of (−)-ambrox.
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Patent Agency Ranking
公开(公告)号：US11091424B2
公开(公告)日：2021-08-17
申请号：US16955121
申请日：2018-12-17
Applicant: BASF SE
Inventor： Volker Hickmann , Sumana Roy , Dominik Herbrecht , Michael Acker , Wolfgang Krause , Ralf Boehling , Timon Stork , Stefan Ruedenauer , Ralf Pelzer
IPC: C07C67/46 , C07C69/14 , C07C69/157 , C07C69/145
Abstract: The present invention relates to a method for preparing acetate compounds using ketene.
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公开(公告)号：US10981885B2
公开(公告)日：2021-04-20
申请号：US16305124
申请日：2017-05-30
Applicant: BASF SE
Inventor： Volker Hickmann , Timon Stork , Stefan Ruedenauer , Ralf Pelzer
IPC: A61K8/18 , A61K8/00 , C07D309/10 , C07D311/74 , C11B9/00
Abstract: The present invention relates to tetrahydropyranyl lower akyl esters and specifically to tetrahydropyranyl acetates, a method for preparation thereof using ketene and use thereof as fragrances and aroma substances.
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公开(公告)号：US10954538B2
公开(公告)日：2021-03-23
申请号：US15999299
申请日：2017-02-20
Applicant: BASF SE
Inventor： Michael Breuer , Wolfgang Siegel , Stefan Ruedenauer , Ralf Pelzer
IPC: C12P17/04
Abstract: The present invention relates to processes for the preparation of sclareolide and related compounds by the biocatalytic cyclization of polyunsaturated carboxylic acid compounds, in particular of homofarnesylic acid and related compounds; and to a process for the preparation of ambroxide via the biocatalytic cyclization of homofarnesylic acid to sclareolide.
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公开(公告)号：US20190060209A1
公开(公告)日：2019-02-28
申请号：US15768645
申请日：2016-10-13
Applicant: BASF SE
Inventor： Karl Kolter , Ralf Pelzer , Marion Bendel , Matthias Karl
Abstract: An odorant and flavoring formulation for topical application comprising, as matrix former, a mixture of at least one water-insoluble polymer from the group of homo- or co-polymers of C1-C4-carboxylic acid vinyl esters and at least one water-soluble polymer from the group of homo- or copolymers of N-vinyllactams.
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公开(公告)号：US10087395B2
公开(公告)日：2018-10-02
申请号：US15518791
申请日：2015-10-13
Applicant: BASF SE
Inventor： Ralf Pelzer , Frauke Thrun , Joaquim Henrique Teles , Albert Werner , Stephan Maurer
Abstract: The present invention relates to the use of hexadeca-8,15-dienal or of a substance mixture which comprises this compound as aroma chemical, in particular as fragrance, or formulation auxiliary; and also to processes for its preparation, moreover aroma substance compositions and compositions comprising hexadeca-8,15-dienal.
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