专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20210309627A1 SYNTHESIS OF CHROMANOL DERIVATIVES 有权
公开(公告)号：US20210309627A1
公开(公告)日：2021-10-07
申请号：US17268985
申请日：2019-08-16
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL , Michael PUHL
IPC分类号： C07D311/72
摘要： The present invention relates to a process for the production of chromanol derivatives, more specifically to a process for preparing a compound of the general formula I wherein R1, R2 and R3 independently of each other are selected from hydrogen and methyl, R4 is selected from C-1-C6-alkyl, and X is selected from C1-C20-alkyl and C2-C20-alkenyl.

2. 发明申请

US20210309626A1 SYNTHESIS OF CHROMANOL DERIVATIVES 有权
公开(公告)号：US20210309626A1
公开(公告)日：2021-10-07
申请号：US17268981
申请日：2019-08-16
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL , Michael PUHL
IPC分类号： C07D311/58 , B01J21/16 , B01J37/06
摘要： The present invention relates to a process for the production of chromanol derivatives, more specifically to a process for preparing a compound of the general formula (I) wherein R1, R2 and R3 independently of each other are selected from hydrogen and methyl, R4 is selected from hydrogen and C1-C6-alkanoyl, and X is selected from C1-C20-alkyl and C2-C20-alkenyl.

3. 发明申请

US20210171427A1 METHOD FOR PREPARING ETHERS OF CYCLOALIPHATIC OR ARALIPHATIC DIOLS 有权
公开(公告)号：US20210171427A1
公开(公告)日：2021-06-10
申请号：US16769716
申请日：2018-12-03
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL , Ralf PELZER , Florian GARLICHS
IPC分类号： C07C41/09
摘要： 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 C2-C4-alkylene, n is an integer in the range from 1 to 10, and R1 is C1-C4-Alkyl, whereby the corresponding disodium dialcoholate is obtained, reacting the disodium dialcoholate obtained in step (i) with an alkylation alkenylation reagent.

4. 发明申请

US20180273458A1 METHOD FOR THE HYDROFORMYLATION OF 2-SUBSTITUTED BUTADIENES AND THE PRODUCTION OF SECONDARY PRODUCTS THEREOF, ESPECIALLY AMBROX 审中-公开
公开(公告)号：US20180273458A1
公开(公告)日：2018-09-27
申请号：US15743153
申请日：2016-07-08
申请人： BASF SE
发明人： JULIA STRAUTMANN , Stefan RÜDENAUER , Christian REIN , Melanie WEINGARTEN , Rocco PACIELLO , Wolfgang SIEGEL , Michael BREUER , Peter HOFMANN , Sebastian SCHMIDT
IPC分类号： C07C45/50 , C07C47/21 , C07C29/141 , C07C29/56 , C07C33/025 , B01J31/18
CPC分类号： C07C45/50 , B01J31/186 , B01J31/1865 , B01J2231/321 , C07C29/141 , C07C29/56 , C07C33/025 , C07C47/21 , C07C2531/18 , C07D307/92
摘要： The present invention relates to a method for the regioselective hydroformylation of polyunsaturated acyclic hydrocarbons, which are 1, 3 butadienes, which, in the 2 position, bear a saturated or monounsaturated or polyunsaturated acyclic hydrocarbon radical. The present invention also relates to the production of secondary products of these hydroformylation products, especially of ambrox.

5. 发明申请

US20180230176A1 METHOD FOR PREPARING 2'-O-FUCOSYLLACTOSE 审中-公开
公开(公告)号：US20180230176A1
公开(公告)日：2018-08-16
申请号：US15510268
申请日：2015-09-11
申请人： BASF SE
发明人： MICHAEL PUHL , Klaus DITRICH , Andreas KELLER , Pepa DIMITROVA , Melanie WEINGARTEN , Wolfgang SIEGEL
IPC分类号： C07H15/26 , C07H3/06 , C07H1/00 , A23L33/10
CPC分类号： C07H15/26 , A23L33/10 , A23V2002/00 , C07H1/00 , C07H3/06
摘要： The present invention relates to a method for preparing 2′-O-fucosyllactose, the 2′-O-fucosyllactose obtainable by this method and the use thereof. The method comprises reacting the persilylated, protected fucose derivatives of the formula (I) below, with at least one tri(C1-C6-alkyl)silyl iodide and subsequently reacting the product thus obtained with the compound of the general formula (II), in the presence of a base. In the formulae (I) and (II), the variables are each defined as follows: RSi are the same or different and are a residue of the formula SiRaRbRc; R1 is a C(═O)—R11 residue or an SiR12R13R14 residue, R2 are the same or different and are C1-C8-alkyl or together form a linear C3-C6-alkanediyl, which is unsubstituted or has 1 to 6 methyl groups as substituents; R3 are the same or different and are C1-C8-alkyl or together form a linear C1-C4-alkanediyl, which is unsubstituted or has 1 to 6 methyl groups as substituents.

6. 发明申请

US20160194273A1 PROCESS FOR THE ETHERIFICATION OF AMINO ALCOHOLS WITH METAL ALCOHOLATES 审中-公开
标题翻译：具有金属醇的氨基醇的加成方法
公开(公告)号：US20160194273A1
公开(公告)日：2016-07-07
申请号：US14987960
申请日：2016-01-05
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL
IPC分类号： C07C213/06
CPC分类号： C07C213/06 , C07B2200/07 , C07C217/08
摘要： Process for the etherification of amino alcohols with metal alcoholatesA process for the preparation of the ether of formula I where R1 and R2 independently from one another are hydrogen or an alkyl group with 1 to 10 C atoms, R3 is an alkyl group with 1 to 10 carbon atoms andX is a bond or a hydrocarbon group with 1 to 10 carbon atomscomprisinga) deprotonating the amino alcohol of formula II where R1, R2 and X have the meaning abovewith a metal alcoholate as deprotonating agent to give the anion of formula III where R1, R2 and X have the meaning aboveandb) alkylation of the anion obtained in step a) with an alkylation agent to give the ether of formula I,wherein the deprotonating agent in step a) is used in equimolar or less than equimolar amounts compared to the amino alcohol andthe alkylation agent in step b) is used in equimolar or less than equimolar amounts compared to the anion of formula III.
摘要翻译：氨基醇与金属醇化物醚化的方法制备其中R 1和R 2彼此独立地为氢或具有1至10个C原子的烷基的式I的醚的方法，R 3是具有1至 10个碳原子，X是具有1至10个碳原子的键或烃基，包括a）使式II的氨基醇去质子化，其中R 1，R 2和X具有上述含义，用金属醇化物作为去质子化剂，得到式III其中R 1，R 2和X具有上述含义，和b）用烷基化剂在步骤a）中获得的阴离子烷基化得到式I的醚，其中步骤a）中的去质子化剂以等摩尔或更少与步骤b）中的氨基醇和烷基化剂相比，等摩尔量与式III的阴离子等摩尔或小于等摩尔量使用。

7. 发明申请

US20220274904A1 2-(2,4,5-TRIMETHYLCYCLOHEX-2-EN-1-YL)ACETALDEHYDE AND DERIVATIVES AND THEIR USE AS AROMA CHEMICALS 有权
公开(公告)号：US20220274904A1
公开(公告)日：2022-09-01
申请号：US17625167
申请日：2020-07-08
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL , Silke WEYLAND , Ralf PELZER
IPC分类号： C07C43/162 , C07C43/188 , C07C43/303 , C07C33/14 , A61K8/33 , A61Q19/10 , C11D3/50 , C11D3/20 , C07C69/145
摘要： The present invention relates to 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde and derivatives thereof, to a process for preparing said compounds, to the use of 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof or of mixtures of said compounds or of a stereoisomer thereof or of a mixture of two or more stereoisomers thereof as aroma chemicals; to the use of 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof for modifying the scent character of a fragranced composition; to compositions containing 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde or a specific derivative thereof or a mixture of said compounds or a stereoisomer thereof or 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, comprising incorporating 2-(2,4,5-trimethylcyclohex-2-en-1-yl)-acetaldehyde or a specific derivative thereof or a mixture of said compounds or a stereoisomer thereof or a mixture of two or more stereoisomers thereof into said composition.

8. 发明申请

US20220251014A1 1-ALKOXYETHYL-4-ISOBUTYL-BENZENE AS AROMA INGREDIENTS 有权
公开(公告)号：US20220251014A1
公开(公告)日：2022-08-11
申请号：US17621736
申请日：2020-06-19
申请人： BASF SE
发明人： Ralf PELZER , Wolfgang SIEGEL , Miriam BRU ROIG , Manuel DANZ , Silke WEYLAND , Florian GARLICHS , Volker HICKMANN , Melanie WEINGARTEN
IPC分类号： C07C43/164 , C11B9/00 , C11D3/20 , C11D3/50 , A61K47/06 , A61K8/33 , A61Q13/00 , A61Q15/00 , A61Q19/00
摘要： 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′).

9. 发明申请

US20180073047A1 BIOCATALYTIC PRODUCTION OF L-FUCOSE 审中-公开
公开(公告)号：US20180073047A1
公开(公告)日：2018-03-15
申请号：US15559962
申请日：2016-02-19
申请人： BASF SE
发明人： Vaidotas NAVICKAS , Michael BREUER , Michael PUHL , Melanie WEINGARTEN , Kai-Uwe BALDENIUS , Wofgang SIEGEL
IPC分类号： C12P19/02 , C12N9/04 , C12N9/08
CPC分类号： C12P19/02 , C12N9/0006 , C12N9/0065 , C12Y101/03009 , C12Y111/01006 , C12Y111/01007
摘要： The present invention relates to biocatalytic methods, comprising purely enzymatic, mixed enzymatic-fermentative and purely fermentative methods, for the direct single-step conversion of L-fucitol to L-fucose, in order to easily obtain L-fucose at high amounts and levels of purity. Suitable recombinant microorganisms and fungi are further disclosed and also the use thereof in said method for the single-step conversion to L-fucose.

10. 发明申请

US20160194272A1 PROCESS FOR THE ETHERIFICATION OF AMINO ALCOHOLS 审中-公开
标题翻译：氨基醇的加成方法
公开(公告)号：US20160194272A1
公开(公告)日：2016-07-07
申请号：US14963948
申请日：2015-12-09
申请人： BASF SE
发明人： Melanie WEINGARTEN , Wolfgang SIEGEL , Michael SIEMER , Junmin JI , Joseph VALCHO
IPC分类号： C07C213/06
CPC分类号： C07C213/06 , C07B2200/07 , C07C217/08
摘要： A process for the preparation of the ether of formula I where R1 and R2 independently from one another are hydrogen or an alkyl group with 1 to 10 C atoms, R3 is an alkyl group with 1 to 10 carbon atoms and X is a bond or a hydrocarbon group with 1 to 10 carbon atoms comprising a) deprotonating the amino alcohol of formula II where R1, R2 and X have the meaning above with a metal as deprotonating agent to give the anion of formula III where R1, R2 and X have the meaning above and b) alkylation of the anion obtained in step a) with an alkylation agent to give the ether of formula I.
摘要翻译：制备其中R 1和R 2彼此独立地是氢或具有1至10个C原子的烷基的式I的醚的方法，R 3是具有1至10个碳原子的烷基，X是键或具有1至10个碳原子的烃基包括a）使式II的氨基醇去质子化，其中R1，R2和X具有上述含义，用金属作为脱质子化剂，得到式III的阴离子，其中R1，R2和X具有含义 b）用烷基化试剂将步骤a）中获得的阴离子烷基化，得到式I的醚。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式