ATE80871T1 - 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
ATE80871T1
ATE80871T1 AT89400157T AT89400157T ATE80871T1 AT E80871 T1 ATE80871 T1 AT E80871T1 AT 89400157 T AT89400157 T AT 89400157T AT 89400157 T AT89400157 T AT 89400157T AT E80871 T1 ATE80871 T1 AT E80871T1
Authority
AT
Austria
Prior art keywords
methylthio
hydroxy
butyric acid
organic phase
aqueous solutions
Prior art date
Application number
AT89400157T
Other languages
English (en)
Inventor
Hernandez Javier Azagra
Moreno Luis Ruiz
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
Application granted granted Critical
Publication of ATE80871T1 publication Critical patent/ATE80871T1/de

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
AT89400157T 1988-02-22 1989-01-19 Verfahren zur herstellung von waessrigen loesungen von 2-hydroxy-4-methylthio-buttersaeure. ATE80871T1 (de)

Applications Claiming Priority (2)

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.
EP19890400157 EP0330527B1 (de) 1988-02-22 1989-01-19 Verfahren zur Herstellung von wässrigen Lösungen von 2-Hydroxy-4-methylthio-buttersäure

Publications (1)

Publication Number Publication Date
ATE80871T1 true ATE80871T1 (de) 1992-10-15

Family

ID=8254970

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89400157T ATE80871T1 (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
PL180933B1 (pl) * 1994-07-11 2001-05-31 Degussa Sposób otrzymywania kwasu 2-hydroksy-4-metylotiomasłowego (MHA), kwas 2-hydroksy-4-metylotiomasłowy
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
DE69615183T2 (de) * 1995-06-07 2002-05-29 Novus Int Inc Kontinuerliches hydrolyse-verfahren zur herstellung von 2-hydroxy-4-methylthiobutansäure oder salze davon
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)
FR2780968B1 (fr) * 1998-07-10 2000-08-18 Rhone Poulenc Nutrition Animal Procede de preparation de l'acide hydroxymethylthiobutyrique
FR2780969B1 (fr) * 1998-07-10 2000-08-18 Rhone Poulenc Nutrition Animal Procede de separation de l'acide hydroxymethylthiobutyrique
EP1149073B1 (de) * 1999-02-03 2003-11-12 Sumitomo Chemical Company Limited Verfahren zur herstellung von 2-hydroxy-4-methylthio-buttersäure
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
EP1791578A2 (de) * 2004-02-26 2007-06-06 Tasker Products IP Holdings Corp. Antimikrobielle zusammensetzung für die vorernte- und nacherntebehandlung von tieren
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
CN103380109B (zh) 2011-02-23 2015-05-20 赢创德固赛有限公司 存储稳定的2-羟基-4-(甲硫基)丁酸腈
BR112013018092B1 (pt) 2011-02-23 2021-04-27 Evonik Operations Gmbh Método para produção de 2-hidróxi-4-(metiltio) butano nitrila a partir de 3- (metiltio) propanal e cianeto de hidrogênio, e uso de um produto de reação, que contém mmp-cianidrina
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
CA694610A (en) * 1964-09-22 J. Wineman Robert Preparation of salts of 2-hydroxy-4-alkylthiobutyric acid
CA694650A (en) * 1964-09-22 Mark Victor Preparation of 4-(alkylthio)-2-hydroxybutyric acids
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
DE3465194D1 (en) * 1983-11-14 1987-09-10 Monsanto Co Process for the preparation of liquid 2-hydroxy-methylthiobutyric acid
US4524077A (en) * 1983-11-14 1985-06-18 Monsanto Company Liquid 2-hydroxy-4-methylthiobutyric acid and process for the preparation thereof

Also Published As

Publication number Publication date
GR3005881T3 (de) 1993-06-07
EP0330527A1 (de) 1989-08-30
CA1308419C (fr) 1992-10-06
PT89776A (pt) 1989-10-04
SG125692G (en) 1993-02-19
DK78889A (da) 1989-08-22
DK78889D0 (da) 1989-02-21
HK17793A (en) 1993-03-12
ES2005784A6 (es) 1989-03-16
DK175368B1 (da) 2004-09-13
IE890547L (en) 1989-08-22
IE63393B1 (en) 1995-04-19
EP0330527B1 (de) 1992-09-23
US4912257A (en) 1990-03-27
PT89776B (pt) 1994-03-31
DE68902934T2 (de) 1993-04-08
DE68902934D1 (de) 1992-10-29
ES2045478T3 (es) 1994-01-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee