Application

Demethylation of the methyl ester of methionine and its hydroxy analogues

Patent Number CN-111757867-A

Publication Year 2020

Application Year 2019

Priority Year 2018

Jurisdiction CN

Status Granted

Inventors

SOLVHOJ AMANDA BIRGITTE TAARNING ESBEN

Applicants

  1. Haldor Topsoe (Denmark)
  2. [NORA names: Topsoe; Private Research; Denmark; Europe, EU; Nordic; OECD]

Abstract

The present invention relates to a process for demethylating the methyl ester of methionine or its hydroxy analogue and producing the by-product methanethiol. Methionine and its hydroxy analogs are suitable for use as animal feed additives and food additives. The methanethiol may be consumed in a hydrosulfolation step, for example in the step of preparing the methyl ester of methionine or its hydroxy analogue from methyl vinyl glycolate.

Patent Family Records (17)

Demethylation of methyl ester of methionine and its hydroxy analog  

Haldor Topsoe (Denmark), Haldor Topsoe AS SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2024, AU-2019269038-B2

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG  

Haldor Topsoe (Denmark), Haldor Topsoe AS SOLVHOJ AMANDA BIRGITTE, TAARNING ESBEN

2023, CA-3094579-C

Demethylation of methyl ester of methionine and its hydroxy analog  

Haldor Topsoe (Denmark), Haldor Topsoe AS SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2022, US-11370750-B2

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG.  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) TAARNING ESBEN, SOLVHOJ AMANDA BIRGITTE

2022, MX-2020012294-A

Demethylation of the methyl ester of methionine and its hydroxy analogues  

Haldor Topsoe (Denmark), Haldor Topsoe AS A B solvjor, E. Tayarnin

2022, CN-111757867-B

PRODUCTION PROCESSES OF DEMETHYLATION PRODUCTS OF METHIONINE Methyl ESTER AND ITS HYDROXY ANALOGUE  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) AMANDA BIRGITTE SØLVHØJ, ESBEN TAARNING

2022, BR-112020023499-B1

Demethylation of Methyl Ester of Methionine and its Hydroxy Analog  

Haldor Topsoe (Denmark), Haldor Topsoe AS SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2021, US-20210078945-A1

Demethylation of methyl esters of methionine and its hydroxy analogs  

HALDOR TOPSOE A, Haldor Topsoe (Denmark) SOLVHOJ AMANDA BIRGITTE, TAARNING ESBEN

2021, KR-20210011906-A

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG  

Haldor Topsoe (Denmark), Haldor Topsoe AS SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2021, EP-3793975-A1

DEMETHILATION OF METHYLININE METHYL ESTER AND HYDROXY ANALOG  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) AMANDA BIRGITTE SØLVHØJ, ESBEN TAARNING

2021, BR-112020023499-A2

DEMETILATION OF METHIONINE METHYL ESTER AND ITS HYDROXY ANALOGUE  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) TAARNING ESBEN, SLVHJ AMANDA BIRGITTE

2021, AR-115388-A1

Demethylation of methyl ester of methionine and its hydroxy analog  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) SOLVHOJ AMANDA BIRGITTE, TAARNING ESBEN

2020, TW-202003459-A

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2020, SG-11202008133P-A

Demethylation of the methyl ester of methionine and its hydroxy analogues

Haldor Topsoe (Denmark), Haldor Topsoe AS SOLVHOJ AMANDA BIRGITTE, TAARNING ESBEN

2020, CN-111757867-A

Demethylation of methyl ester of methionine and its hydroxy analog  

Haldor Topsoe (Denmark), Haldor Topsoe AS SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2020, AU-2019269038-A1

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG  

HALDOR TOPSOE AS, Haldor Topsoe (Denmark) SØLVHØJ AMANDA BIRGITTE, TAARNING ESBEN

2019, WO-2019219597-A1

DEMETHYLATION OF METHYL ESTER OF METHIONINE AND ITS HYDROXY ANALOG  

Haldor Topsoe (Denmark), Haldor Topsoe AS SOLVHOJ AMANDA BIRGITTE, TAARNING ESBEN

2019, CA-3094579-A1

Data Provider: Digital Science