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.