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    LETTUCE EXTRACT
    2.
    发明申请
    LETTUCE EXTRACT 有权

    公开(公告)号：US20210386103A1

    公开(公告)日：2021-12-16

    申请号：US17420517

    申请日：2020-04-23

    Applicant: FIRMENICH SA

    Inventor： Xiu-Feng He ,  Christian Starkenmann ,  Christoph Cerny ,  Yi-Min Wang

    IPC: A23L27/10 ,  B01D11/02 ,  A23L33/105 ,  A23L29/00 ,  B01D3/10 ,  B01D3/38 ,  A23L27/00

    Abstract: Described herein are an extract from lettuce (Lactuca sativa), in particular of stalk lettuce (Lactuca sativa var. angustana), including 2-acetyl-1-pyrroline and, optionally, precursors of 2-acetyl-1-pyrroline as well as flavoring compositions including such an extract and a method for the preparation of such an extract. Also described herein are the use of such an extract as a taste or flavor ingredient in a consumer product and a method of enhancing, improving, modifying the taste or flavor of a consumer product by making use of such an extract.

    2-acetylpyrroline precursor
    3.
    发明授权
    2-acetylpyrroline precursor 有权

    公开(公告)号：US12239151B2

    公开(公告)日：2025-03-04

    申请号：US17621825

    申请日：2020-08-06

    Applicant: FIRMENICH SA

    Inventor： Christian Starkenmann ,  Yvan Niclass

    IPC: A23L27/20 ,  C07D207/08

    Abstract: Described herein is a precursor compound of formula (I) releasing 2-acetyl-1-pyrroline and a method to release 2-acetyl-1-pyrroline from the precursor compound of formula (I) in the form of any one of its stereoisomers, tautomers, salts or as a mixture thereof, where R1 represents a hydrogen atom or a C1 to C10 hydrocarbon group optionally including one to three heteroatoms; X represents an amino acid, a peptide or a OR2 wherein R2 represents a hydrogen atom or a C1 to C20 hydrocarbon group optionally including one to three heteroatoms and n is 0 when the dotted line represents a single bond or n is 1 when the dotted line represents no bond.

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