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Invention Grant
US08129570B2 Process for the preparation of 1,4-dialkyl-2,3-diol-1,4-butanedione 有权
制备1,4-二烷基-2,3-二醇-1,4-丁二酮的方法

  • Patent Title: Process for the preparation of 1,4-dialkyl-2,3-diol-1,4-butanedione
  • Patent Title (中): 制备1,4-二烷基-2,3-二醇-1,4-丁二酮的方法
  • Application No.: US12598800
    Application Date: 2008-04-30
  • Publication No.: US08129570B2
    Publication Date: 2012-03-06
  • Inventor: Olivier Andrey
  • Applicant: Olivier Andrey
  • Applicant Address: CH Geneva
  • Assignee: Firmenich SA
  • Current Assignee: Firmenich SA
  • Current Assignee Address: CH Geneva
  • Agency: Winston & Strawn LLP
  • Priority: EP07108802 20070524
  • International Application: PCT/IB2008/051678 WO 20080430
  • International Announcement: WO2008/142592 WO 20081127
  • Main IPC: C07C45/45
  • IPC: C07C45/45 ;  C07C49/12 ;  C07C49/17 ;  C07D307/60
Process for the preparation of 1,4-dialkyl-2,3-diol-1,4-butanedione
Abstract:
The present invention relates to a process for the preparation of compounds of a 1,4-dialkyl-2,3-diol-1,4-butanedione by a acidic aldol condensation between an alkyl glyoxal and an α-hydroxy ketone.
Abstract(Chinese):

本发明涉及通过烷基乙二醛和α-羟基酮之间的酸性醛醇缩合制备1,4-二烷基-2,3-二醇-1,4-丁二酮的化合物的方法。

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