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    ETHERS AND ESTERS OF TERTIARY ALKANOLS FOR USE AS AROMA CHEMICALS
    1.
    发明申请
    ETHERS AND ESTERS OF TERTIARY ALKANOLS FOR USE AS AROMA CHEMICALS 有权

    公开(公告)号：US20210388288A1

    公开(公告)日：2021-12-16

    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 ,  C07C69/14 ,  C07C69/007 ,  C07C43/04 ,  C07C43/15

    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.

    1,4-BUTANEDIOL MONO- OR DIESTERS FOR USE AS AROMA CHEMICALS
    3.
    发明公开
    1,4-BUTANEDIOL MONO- OR DIESTERS FOR USE AS AROMA CHEMICALS 审中-公开

    公开(公告)号：US20240240106A1

    公开(公告)日：2024-07-18

    申请号：US18562862

    申请日：2022-05-25

    Applicant: BASF SE

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

    IPC: C11B9/00

    CPC classification number: C11B9/0019

    Abstract: The present invention relates to the use of 1,4-butanediol mono- or diesters of the formula (I) R1—O—(CH2)4—O—C(═O)—R2 where R1 is hydrogen or —C(═O)—R3; and R2 and R3 are independently C1-C2-alkyl; or of a mixture of different compounds (I) as aroma chemicals; to the use thereof for modifying and/or enhancing the aroma of a composition, to a composition comprising such 1.4-butanediol mono- and/or diesters and to a method for preparing an aromatized composition using said 1,4-butanediol mono- and/or diesters.

    ALPHA, ALPHA-DISUBSTITUTED CARBOXYLIC ACID ESTERS FOR USE AS AROMA CHEMICALS
    5.
    发明申请
    ALPHA, ALPHA-DISUBSTITUTED CARBOXYLIC ACID ESTERS FOR USE AS AROMA CHEMICALS 有权

    公开(公告)号：US20210309599A1

    公开(公告)日：2021-10-07

    申请号：US17261420

    申请日：2019-07-19

    Applicant: BASF SE

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

    IPC: C07C69/24 ,  A61Q13/00

    Abstract: The present invention relates to the use of an α,α-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 α,α-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 α,α-disubstituted carboxylic acid ester of the general formula (I) or a mixture of two or more of said α,α-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 α,α-disubstituted carboxylic acid esters of the general formula (I).

    PROCESS FOR RECOVERING 3-METHYLBUT-3-EN-1-OL
    6.
    发明申请
    PROCESS FOR RECOVERING 3-METHYLBUT-3-EN-1-OL 审中-公开

    公开(公告)号：US20200239394A1

    公开(公告)日：2020-07-30

    申请号：US16636474

    申请日：2018-08-10

    Applicant: BASF SE

    Inventor： Albert WERNER ,  Miriam BRU ROIG ,  Andrei-Nicolae PARVULESCU ,  Roland MINGES ,  Andreas KELLER ,  Stephan MAURER ,  Ulrich MUELLER ,  Wolfgang SIEGEL

    IPC: C07C29/80 ,  B01J29/70 ,  B01J37/02 ,  B01J37/08 ,  B01D3/14

    Abstract: The present invention relates to a process for recovering 3-methylbut-3-en-1-ol from a feed stream F1 comprising 3-methylbut-3-en-1-ol, one or more solvents, water, and isobutene, wherein 3-methylbut-3-en-1-ol, the one or more solvents and water are separated from isobutene by distillation, the process comprising subjecting the feed stream F1 to distillation conditions in a distillation unit, obtaining a bottoms stream B1 which is enriched in -methylbut-3-en-1-ol, in the one or more solvents and in water compared to the feed stream F1 subjec The present invention relates to a process for recovering 3-methylbut-3-en-1-ol from a feed stream F1 comprising 3-methylbut-3-en-1-ol, one or more solvents, water, and isobutene, wherein 3-methylbut-3-en-1-ol, the one or more solvents and water are separated from isobutene by distillation, the process comprising subjecting the feed stream F1 to distillation conditions in a distillation unit, obtaining a bottoms stream B1 which is enriched in -methylbut-3-en-1-ol, in the one or more solvents and in water compared to the feed stream F1 subjected to distillation conditions, and a top stream T1 which is enriched in isobutene, further subjecting the bottoms stream B1 to distillation conditions in a second distillation unit and obtaining a bottoms stream B2 which is enriched in 3-methylbut-3-en-1-ol compared to the bottoms stream B1 and a top stream T2 which is enriched in water compared to the bottoms stream B1, further subjecting the bottoms stream B2 to distillation conditions in a third distillation unit and obtaining a top stream T3 which is enriched in 3-methylbut-3-en-1-ol compared to the bottoms stream B2 and a bottoms stream B3. ted to distillation conditions, and a top stream T1 which is enriched in isobutene, further subjecting the bot-toms stream B1 to distillation conditions in a second distillation unit and obtaining a bottoms stream B2 which is enriched in 3-methylbut-3-en-1-ol compared to the bottoms stream B1 and a top stream T2 which is enriched in water compared to the bottoms stream B1, further subjecting the bottoms stream B2 to distillation conditions in a third distillation unit and obtaining a top stream T3 which is enriched in 3-methylbut-3-en-1-ol compared to the bottoms stream B2 and a bottoms stream B3.

    DERIVATIVES FROM 2,5,6-TRIMETHYLCYCLOHEX-2-EN-1-OL AS AROMA INGREDIENTS
    8.
    发明申请
    DERIVATIVES FROM 2,5,6-TRIMETHYLCYCLOHEX-2-EN-1-OL AS AROMA INGREDIENTS 有权

    公开(公告)号：US20240400497A1

    公开(公告)日：2024-12-05

    申请号：US18695914

    申请日：2022-09-26

    Applicant: BASF SE

    Inventor： Melanie WEINGARTEN ,  Wolfgang SIEGEL ,  Miriam BRU ROIG ,  Ralf PELZER

    IPC: C07C69/145 ,  A61K8/35 ,  A61K8/37 ,  A61Q13/00 ,  C07C49/21 ,  C07C69/72 ,  C07C69/96 ,  C11B9/00

    Abstract: The present invention relates to a compound of formula (I) and its use as an aroma chemical to impart a floral note, fruity note, herbal note, animalic note, sweet note, rose note, grapefruit note, gourmand note, natural note, powdery note, watery note, damascene like note, dried fruit note, woody note, spicy note, red berry like note, animalic note, minty note, musty note, earthy note, leather like note, nutty note, technical note, ambrinol note, or any combination of two or more of these impression to a composition. The present invention further relates to the use of compound of formula (I) as an aroma chemical to impart an aroma to a composition and also for enhancing and/or modifying the aroma of a composition. The present invention is further directed to a composition comprising at least one compound of formula (I) and (i) at least one aroma chemical different from the compound of formula (I) or (ii) at least one non-aroma chemical carrier, or (iii) both (i) and (ii).

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