EA200100130A1 - Способ выделения гидроксиметилтиобутановой кислоты - Google Patents

Способ выделения гидроксиметилтиобутановой кислоты

Info

Publication number
EA200100130A1
EA200100130A1 EA200100130A EA200100130A EA200100130A1 EA 200100130 A1 EA200100130 A1 EA 200100130A1 EA 200100130 A EA200100130 A EA 200100130A EA 200100130 A EA200100130 A EA 200100130A EA 200100130 A1 EA200100130 A1 EA 200100130A1
Authority
EA
Eurasian Patent Office
Prior art keywords
isolation
acid
hydroxymethylbutanebic
hydroxymethylthiobutyronitrile
hydroxymethylthiobutanoic
Prior art date
Application number
EA200100130A
Other languages
English (en)
Other versions
EA003752B1 (ru
Inventor
Фредерик Каренкотт
Мишель Гарре
Жорж Гро
Original Assignee
Авентис Анималь Нютрисьон С.А.
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
Application filed by Авентис Анималь Нютрисьон С.А. filed Critical Авентис Анималь Нютрисьон С.А.
Publication of EA200100130A1 publication Critical patent/EA200100130A1/ru
Publication of EA003752B1 publication Critical patent/EA003752B1/ru

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/26—Separation; Purification; Stabilisation; Use of additives
    • C07C319/28—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Настоящее изобретение относится к улучшенному способу выделения гидроксиметилтиобутановой кислоты путем нейтрализации серного гидролизата гироксиметилтиобутиронитрила, декантации и обработки каждой фазы органическим растворителем.Международная заявка была опубликована вместе с отчетом о международном поиске.
EA200100130A 1998-07-10 1999-07-07 Способ выделения гидроксиметилтиобутановой кислоты EA003752B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9808874A FR2780969B1 (fr) 1998-07-10 1998-07-10 Procede de separation de l'acide hydroxymethylthiobutyrique
PCT/FR1999/001636 WO2000002853A1 (fr) 1998-07-10 1999-07-07 Procede de separation de l'acide hydroxymethylthiobutyrique

Publications (2)

Publication Number Publication Date
EA200100130A1 true EA200100130A1 (ru) 2001-06-25
EA003752B1 EA003752B1 (ru) 2003-08-28

Family

ID=9528517

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200100130A EA003752B1 (ru) 1998-07-10 1999-07-07 Способ выделения гидроксиметилтиобутановой кислоты

Country Status (14)

Country Link
US (1) US6743946B1 (ru)
EP (1) EP1097131B1 (ru)
JP (1) JP4458671B2 (ru)
CN (1) CN1216043C (ru)
AT (1) ATE305922T1 (ru)
AU (1) AU4624499A (ru)
BR (1) BR9912017A (ru)
DE (1) DE69927593T2 (ru)
DK (1) DK1097131T3 (ru)
EA (1) EA003752B1 (ru)
ES (1) ES2249895T3 (ru)
FR (1) FR2780969B1 (ru)
UA (1) UA72737C2 (ru)
WO (1) WO2000002853A1 (ru)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4517474B2 (ja) * 2000-07-25 2010-08-04 住友化学株式会社 ２−ヒドロキシ−４−メチルチオブタン酸の製造方法
JP4517491B2 (ja) * 2000-10-11 2010-08-04 住友化学株式会社 ２−ヒドロキシ−４−メチルチオブタン酸の製造方法
JP4517520B2 (ja) * 2001-02-27 2010-08-04 住友化学株式会社 ２−ヒドロキシ−４−メチルチオブタン酸の製造方法
FR2871028B1 (fr) * 2004-06-08 2006-12-29 Adisseo Ireland Ltd Complement alimentaire pour animaux, comprenant un additif olfactif
JP4696496B2 (ja) * 2004-08-18 2011-06-08 住友化学株式会社 ２−ヒドロキシ−４−メチルチオ酪酸の製造方法
MY198309A (en) * 2016-06-24 2023-08-22 Novus Int Inc Hydroxy methionine analog formulations suibtable for specialty chemical applications
FR3064006B1 (fr) * 2017-03-16 2019-03-29 Adisseo France S.A.S. Procede de fabrication de l'acide-2-hydroxy-4-methylthio-butyrique
CN110483348B (zh) * 2019-09-03 2021-12-07 蓝星安迪苏南京有限公司 包含蛋氨酸羟基类似物及其低聚物的混合物及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745745A (en) * 1952-10-30 1956-05-15 Monsanto Chemicals Poultry feed
BE611435A (fr) * 1960-12-14 1962-06-12 Stamicarbon Procédé de préparation de sels métalliques d'acide alpha-hydroxy- gamma -méthylmercaptobutyrique
DE2727409C2 (de) * 1977-06-18 1983-01-20 Battelle-Institut E.V., 6000 Frankfurt Verfahren zur Gewinnung von Ammoniak und Schwefelsäure aus einer Ammoniumsulfatlösung
US4353924A (en) * 1979-09-04 1982-10-12 Monsanto Company Animal feed supplement having reduced corrosion characteristics
US4310690A (en) * 1980-10-08 1982-01-12 E. I. Du Pont De Nemours And Company Preparation of the calcium salt of α-hydroxy-gamma-methylmercaptobutyric acid
US4524077A (en) * 1983-11-14 1985-06-18 Monsanto Company Liquid 2-hydroxy-4-methylthiobutyric acid and process for the preparation thereof
EP0143100B1 (en) * 1983-11-14 1987-08-05 Monsanto Company Process for the preparation of liquid 2-hydroxy-methylthiobutyric acid
US4579962A (en) * 1984-02-24 1986-04-01 Monsanto Company Enhanced 2-hydroxy-4-methylthiobutanoic acid compositions and method of preparation
ES2005784A6 (es) * 1988-02-22 1989-03-16 Desarrollo Tecnico Ind S A Soc Un procedimiento para preparar soluciones acuosas de acido 2-hidroxi-4-metil-tiobutirico.
MY109603A (en) * 1992-05-21 1997-03-31 Daicel Chem Process for producing 2-hydroxy-4-methylthiobutanoic acid
US5498790A (en) * 1993-06-09 1996-03-12 Novus International, Inc. Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture
TW375594B (en) * 1995-03-08 1999-12-01 Daicel Chem Process for producing a carboxylic acid
DE19548538C2 (de) * 1995-12-23 1997-12-18 Degussa Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA)

Also Published As

Publication number Publication date
US6743946B1 (en) 2004-06-01
CN1216043C (zh) 2005-08-24
EP1097131B1 (fr) 2005-10-05
BR9912017A (pt) 2001-04-03
DK1097131T3 (da) 2006-02-06
EP1097131A1 (fr) 2001-05-09
ES2249895T3 (es) 2006-04-01
ATE305922T1 (de) 2005-10-15
CN1315939A (zh) 2001-10-03
AU4624499A (en) 2000-02-01
WO2000002853A1 (fr) 2000-01-20
EA003752B1 (ru) 2003-08-28
UA72737C2 (en) 2005-04-15
FR2780969B1 (fr) 2000-08-18
DE69927593T2 (de) 2006-07-06
DE69927593D1 (de) 2006-02-16
JP4458671B2 (ja) 2010-04-28
JP2002520311A (ja) 2002-07-09
FR2780969A1 (fr) 2000-01-14

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM BY KG MD TJ TM

PC4A Registration of transfer of a eurasian patent by assignment
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AZ KZ

NF4A Restoration of lapsed right to a eurasian patent

Designated state(s): AZ KZ

TK4A Corrections in published eurasian patents
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AZ KZ

MK4A Patent expired

Designated state(s): RU