AT295489B - Process for the production of methionine - Google Patents

Process for the production of methionine

Info

Publication number
AT295489B
AT295489B AT113170A AT113170A AT295489B AT 295489 B AT295489 B AT 295489B AT 113170 A AT113170 A AT 113170A AT 113170 A AT113170 A AT 113170A AT 295489 B AT295489 B AT 295489B
Authority
AT
Austria
Prior art keywords
methionine
production
Prior art date
Application number
AT113170A
Other languages
German (de)
Original Assignee
Degussa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19691906405 external-priority patent/DE1906405C/en
Application filed by Degussa filed Critical Degussa
Application granted granted Critical
Publication of AT295489B publication Critical patent/AT295489B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/72—Two oxygen atoms, e.g. hydantoin
    • C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT113170A 1969-02-08 1970-02-06 Process for the production of methionine AT295489B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691906405 DE1906405C (en) 1969-02-08 Process for the preparation of Methio mn

Publications (1)

Publication Number Publication Date
AT295489B true AT295489B (en) 1972-01-10

Family

ID=5724731

Family Applications (1)

Application Number Title Priority Date Filing Date
AT113170A AT295489B (en) 1969-02-08 1970-02-06 Process for the production of methionine

Country Status (13)

Country Link
JP (1) JPS549174B1 (en)
AT (1) AT295489B (en)
BE (1) BE745432A (en)
CH (1) CH529118A (en)
FR (1) FR2032788A5 (en)
GB (1) GB1296347A (en)
HU (1) HU162233B (en)
IL (1) IL33840A (en)
IT (1) IT954084B (en)
NL (1) NL150435B (en)
RO (1) RO56492A (en)
SE (1) SE373842B (en)
SU (1) SU503509A3 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60344B2 (en) * 1979-01-25 1985-01-07 住友化学工業株式会社 Method for recovering active ingredients from methionine synthesis exhaust gas
DE69709526T2 (en) * 1996-10-31 2002-08-01 Sumitomo Chemical Co., Ltd. Process for the production of methionine
DE19846825A1 (en) † 1998-10-10 2000-04-13 Degussa Free-flowing moldings containing methionine and process for their production
DE10160358A1 (en) * 2001-12-08 2003-06-18 Degussa Process for the production of methionine
JP4997729B2 (en) * 2005-08-29 2012-08-08 住友化学株式会社 Method for producing methionine
WO2008006977A1 (en) * 2006-07-11 2008-01-17 Adisseo France S.A.S. Process for preparing 2-hydroxy-4-(methylthio)butyronitrile and methionine
FR2903690B1 (en) * 2006-07-11 2008-11-14 Adisseo Ireland Ltd PROCESS FOR THE PREPARATION OF METHIONINE FROM ACROLEIN WITHOUT ISOLATING INTERMEDIATE PRODUCTS
JP2009292796A (en) 2008-06-09 2009-12-17 Sumitomo Chemical Co Ltd Method for producing methionine
JP2010111640A (en) 2008-11-07 2010-05-20 Sumitomo Chemical Co Ltd Method for producing methionine
JP5307512B2 (en) 2008-11-07 2013-10-02 住友化学株式会社 Method for producing methionine
FR2951195B1 (en) * 2009-10-14 2014-01-31 Roquette Freres COMPOSITION RICH IN METHIONINE FOR ANIMAL FEEDING
FR3035400B1 (en) * 2015-04-21 2017-04-07 Adisseo France Sas PROCESS FOR THE PRODUCTION OF METHIONINE
CN116535338B (en) * 2023-04-25 2023-11-03 重庆渝化新材料有限责任公司 A potassium salt recovery and recycling process in the production process of D,L-methionine
CN116675631B (en) * 2023-06-07 2023-12-12 重庆渝化新材料有限责任公司 Cyclic production method of D, L-methionine

Also Published As

Publication number Publication date
JPS549174B1 (en) 1979-04-21
NL150435B (en) 1976-08-16
IL33840A0 (en) 1970-04-20
IL33840A (en) 1973-08-29
BE745432A (en) 1970-07-16
IT954084B (en) 1973-08-30
HU162233B (en) 1973-01-29
SE373842B (en) 1975-02-17
SU503509A3 (en) 1976-02-15
FR2032788A5 (en) 1970-11-27
GB1296347A (en) 1972-11-15
CH529118A (en) 1972-10-15
NL7001725A (en) 1970-08-11
DE1906405A1 (en) 1970-12-03
RO56492A (en) 1975-06-15

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time