DE68902934T2 - Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure. - Google Patents

Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure.

Info

Publication number
DE68902934T2
DE68902934T2 DE8989400157T DE68902934T DE68902934T2 DE 68902934 T2 DE68902934 T2 DE 68902934T2 DE 8989400157 T DE8989400157 T DE 8989400157T DE 68902934 T DE68902934 T DE 68902934T DE 68902934 T2 DE68902934 T2 DE 68902934T2
Authority
DE
Germany
Prior art keywords
methylthio
hydroxy
organic phase
aqueous solutions
producing aqueous
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8989400157T
Other languages
English (en)
Other versions
DE68902934D1 (de
Inventor
Hernandez Javier Azagra
Moreno Luis Ruiz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adisseo Ireland Ltd
Original Assignee
DESARROLLO TECHNICO IND SOC DE
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 DESARROLLO TECHNICO IND SOC DE filed Critical DESARROLLO TECHNICO IND SOC DE
Publication of DE68902934D1 publication Critical patent/DE68902934D1/de
Application granted granted Critical
Publication of DE68902934T2 publication Critical patent/DE68902934T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8989400157T 1988-02-22 1989-01-19 Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure. Expired - Fee Related DE68902934T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES8800496A ES2005784A6 (es) 1988-02-22 1988-02-22 Un procedimiento para preparar soluciones acuosas de acido 2-hidroxi-4-metil-tiobutirico.

Publications (2)

Publication Number Publication Date
DE68902934D1 DE68902934D1 (de) 1992-10-29
DE68902934T2 true DE68902934T2 (de) 1993-04-08

Family

ID=8254970

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989400157T Expired - Fee Related DE68902934T2 (de) 1988-02-22 1989-01-19 Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure.

Country Status (12)

Country Link
US (1) US4912257A (de)
EP (1) EP0330527B1 (de)
AT (1) ATE80871T1 (de)
CA (1) CA1308419C (de)
DE (1) DE68902934T2 (de)
DK (1) DK175368B1 (de)
ES (2) ES2005784A6 (de)
GR (1) GR3005881T3 (de)
HK (1) HK17793A (de)
IE (1) IE63393B1 (de)
PT (1) PT89776B (de)
SG (1) SG125692G (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO1996001809A1 (de) * 1994-07-11 1996-01-25 Degussa Aktiengesellschaft Verfahren zur gewinnung von 2-hydroxy-4-methylthiobuttersäure (mha), mha und dessen verwendung
DE4428608C1 (de) * 1994-08-12 1996-02-29 Degussa Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA)
FR2733231B1 (fr) * 1995-04-24 1997-07-04 Rhone Poulenc Nutrition Animal Procede de condensation de l'acide cyanhydrique avec un aldehyde
US5583243A (en) * 1995-05-19 1996-12-10 Zinpro Corporation Salts of alpha-hydroxy aliphatic carboxylic acids and uses thereof
US5856567A (en) * 1995-06-07 1999-01-05 Novus International, Inc. Continuous hydrolysis process for preparing 2-hydroxy-4-methylthiobutanioc acid or salts thereof
PT832062E (pt) 1995-06-07 2002-03-28 Novus Int Inc Processo de hidrolise continuo para preparacao de acido 2-hidroxi-4-metiltiobutanoico ou seus sais
DE19548538C2 (de) * 1995-12-23 1997-12-18 Degussa Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA)
JP3804210B2 (ja) * 1997-03-04 2006-08-02 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
DE19754562A1 (de) * 1997-12-09 1999-06-10 Degussa Verfahren zur Rückgewinnung von Schwefelsäure aus schwefelhaltigen Nebenprodukten eines Prozesses zur Herstellung von 2-Hydroxy-4-methylthiobuttersäure (MHA)
FR2780969B1 (fr) * 1998-07-10 2000-08-18 Rhone Poulenc Nutrition Animal Procede de separation de l'acide hydroxymethylthiobutyrique
FR2780968B1 (fr) * 1998-07-10 2000-08-18 Rhone Poulenc Nutrition Animal Procede de preparation de l'acide hydroxymethylthiobutyrique
US6627773B1 (en) * 1999-02-03 2003-09-30 Sumitomo Chemical Company, Limited Process for producing 2-hydroxy-4-methyl-thiobutanoic acid
US6342651B1 (en) 1999-08-05 2002-01-29 Novus International, Inc. Reductive combustion of ammonium salts of sulfuric acid
US6649794B2 (en) 2000-02-18 2003-11-18 Sumitomo Chemical Company, Limited Method for producing 2-Hydroxy-4-Methylthiobutanoic Acid
MXPA06009797A (es) * 2004-02-26 2007-08-14 Tasker Products Ip Holdings Co Composicion anti-microbiana para tratamiento pre-cosecha y post-cosecha de plantas y animales.
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
DE102004041250A1 (de) * 2004-08-26 2006-03-02 Degussa Ag Herstellung von 2-Hydroxy-4-Methylthiobuttersäure
JP4896548B2 (ja) * 2006-03-10 2012-03-14 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および製造装置
JP4948002B2 (ja) * 2006-03-10 2012-06-06 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および製造装置
SG192908A1 (en) 2011-02-23 2013-09-30 Evonik Degussa Gmbh Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile
JP5930329B2 (ja) 2011-02-23 2016-06-08 エボニック デグサ ゲーエムベーハーＥｖｏｎｉｋ Ｄｅｇｕｓｓａ ＧｍｂＨ ３‐（メチルチオ）プロパナール及びシアン化水素からの２‐ヒドロキシ‐４‐（メチルチオ）酪酸ニトリルの製法
CN103420883A (zh) * 2013-08-28 2013-12-04 重庆紫光化工股份有限公司 利用粗氢氰酸气体制备2-羟基-4-甲硫基丁腈的方法
CN103641754B (zh) * 2013-11-19 2016-08-24 宁夏紫光天化蛋氨酸有限责任公司 药用d,l-2-羟基-4-甲硫基丁酸金属螯合物的制备方法
CN104262216A (zh) * 2014-10-15 2015-01-07 重庆紫光化工股份有限公司 一种2-羟基-4-甲硫基丁酸的制备方法
CN105130861A (zh) * 2015-07-28 2015-12-09 重庆紫光国际化工有限责任公司 氰醇水解法合成蛋氨酸羟基类似物的分离纯化方法
FR3064006B1 (fr) * 2017-03-16 2019-03-29 Adisseo France S.A.S. Procede de fabrication de l'acide-2-hydroxy-4-methylthio-butyrique
CN111116437B (zh) 2018-11-01 2021-02-05 山东新和成氨基酸有限公司 制备2-羟基-4-甲硫基丁酸及其中间体的方法和装置
CN109232336A (zh) * 2018-11-09 2019-01-18 禄丰天宝磷化工有限公司 一种清洁环保的蛋氨酸羟基类似物生产方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA694650A (en) * 1964-09-22 Mark Victor Preparation of 4-(alkylthio)-2-hydroxybutyric acids
CA694610A (en) * 1964-09-22 J. Wineman Robert Preparation of salts of 2-hydroxy-4-alkylthiobutyric acid
GB722024A (en) * 1950-10-31 1955-01-19 Monsanto Chemicals Production of alpha-hydroxy-gamma-mercapto-carboxylic acids and salts thereof and compositions containing the same
US2745745A (en) * 1952-10-30 1956-05-15 Monsanto Chemicals Poultry feed
US2938053A (en) * 1955-12-29 1960-05-24 Monsanto Chemicals Amino acid analogues
CH385823A (de) * 1959-09-01 1964-12-31 Inventa Ag Verfahren zur Herstellung des Calciumsalzes der a-Oxy-y-methylthio-buttersäure
BE611435A (fr) * 1960-12-14 1962-06-12 Stamicarbon Procédé de préparation de sels métalliques d'acide alpha-hydroxy- gamma -méthylmercaptobutyrique
GB1353832A (en) * 1971-08-03 1974-05-22 Degussa Sulphonium compounds of alpha-hydroxy-gamma-alkyl-mercapto butyric acid
US3773927A (en) * 1971-12-20 1973-11-20 Du Pont Preparation of an aqueous slurry of ammonium chloride and methylmercapto-hydroxybutyric acid
US4353924A (en) * 1979-09-04 1982-10-12 Monsanto Company Animal feed supplement having reduced corrosion characteristics
US4524077A (en) * 1983-11-14 1985-06-18 Monsanto Company Liquid 2-hydroxy-4-methylthiobutyric acid and process for the preparation thereof
EP0143100B1 (de) * 1983-11-14 1987-08-05 Monsanto Company Verfahren zur Herstellung von flüssiger 2-Hydroxymethylthiobuttersäure

Also Published As

Publication number Publication date
US4912257A (en) 1990-03-27
DK175368B1 (da) 2004-09-13
DE68902934D1 (de) 1992-10-29
PT89776B (pt) 1994-03-31
ES2045478T3 (es) 1994-01-16
DK78889D0 (da) 1989-02-21
HK17793A (en) 1993-03-12
CA1308419C (fr) 1992-10-06
ATE80871T1 (de) 1992-10-15
IE63393B1 (en) 1995-04-19
GR3005881T3 (de) 1993-06-07
EP0330527B1 (de) 1992-09-23
SG125692G (en) 1993-02-19
PT89776A (pt) 1989-10-04
IE890547L (en) 1989-08-22
EP0330527A1 (de) 1989-08-30
DK78889A (da) 1989-08-22
ES2005784A6 (es) 1989-03-16

Similar Documents

Publication Publication Date Title
DE68902934D1 (de) Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure.
BR8101848A (pt) Catalisador que compreende oxido de cobre e oxido de aluminio e processo para sua preparacao
DE69617683D1 (de) Verfahren zur herstellung von natriumbicarbonat, natriumcabonat und ammoniumsulfat aus natriumsulfat
DE59804740D1 (de) Verfahren zur herstellung einer wässrigen lösung von freiem hydroxylamin
ATE126829T1 (de) Verfahren zur herstellung von salzen des l- ornithins.
DE58903723D1 (de) Verfahren zur herstellung hochsulfatierter fettsaeuren und fettsaeurederivate.
KR20010071850A (ko) 히드록시메틸티오부티르산의 제조 방법
KR890008031A (ko) 이산화티탄 분말의 제조방법
KR910019961A (ko) 글리신의 정제방법
SE8903657D0 (sv) Foerfarande foer framstaellning av n-fosfonometylglycin
CO4480023A1 (es) Procedimiento para produccion de acido (+) - o (-) -3-bro- mocanfo-8-sulfonico
JPH0460959B2 (de)
ID21414A (id) Metode untuk memperoleh asam sulfat dari produk sampingan yang mengandung sulfur dari suatu proses pembuatan asam 2-hidroksi-4-metiltuibutirat (mha)
KR890009958A (ko) 나트륨 알루미네이트를 사용하여 락토오즈를 에피머화 시켜 락툴로오즈를 제조하는 방법
SU1733439A1 (ru) Способ получени белкового гидролизата
ATE91123T1 (de) Verfahren zur kontinuierlichen herstellung von glyoxylsaeure.
SU698605A1 (ru) Способ приготовлени корма дл животных из углеводсодержащего сырь
DE69025894D1 (de) Verfahren zur herstellung von dikalium-askorbat-2-sulphat
ATE175948T1 (de) Verfahren zur aufbereitung einer, in landwirtschaft- und nahrungsmittelindustrie entstandenen, abfallflüssigkeit
GB824574A (en) Process for the fractionation of fatty acid mixtures
DE3783132T2 (de) Verfahren zur herstellung von zirconium sulfat.
KR830008959A (ko) 산화마그네슘과 요소를 주제로 한 비료의 제조방법
DE59001067D1 (de) Verfahren zur herstellung lagerstabiler laevulinsaeure.
GB1121207A (en) Process for the manufacture of aliphatic ª‡-hydroxycarboxylic acids
JPS5433894A (en) Process for purifying phosphoric acid

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RHONE-POULENC NUTRITION ANIMALE, COMMENTRY, FR

8327 Change in the person/name/address of the patent owner

Owner name: RHONE-POULENC ANIMAL NUTRITION S.A., ANTONY, FR

8327 Change in the person/name/address of the patent owner

Owner name: AVENTIS ANIMAL NUTRITION S.A., SCHILTIGHEIM, FR

8327 Change in the person/name/address of the patent owner

Owner name: ADISSEO IRELAND LTD., DUBLIN, IE

8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN

8339 Ceased/non-payment of the annual fee