HK17793A - Process for the preparation of aqueous solutions of 2-hydroxy-4-methylthiobutyric acid - Google Patents

Process for the preparation of aqueous solutions of 2-hydroxy-4-methylthiobutyric acid

Info

Publication number
HK17793A
HK17793A HK177/93A HK17793A HK17793A HK 17793 A HK17793 A HK 17793A HK 177/93 A HK177/93 A HK 177/93A HK 17793 A HK17793 A HK 17793A HK 17793 A HK17793 A HK 17793A
Authority
HK
Hong Kong
Prior art keywords
hydroxy
organic phase
preparation
aqueous solutions
methylthio
Prior art date
Application number
HK177/93A
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
Publication of HK17793A publication Critical patent/HK17793A/xx

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)
HK177/93A 1988-02-22 1993-03-04 Process for the preparation of aqueous solutions of 2-hydroxy-4-methylthiobutyric acid HK17793A (en)

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 (1)

Publication Number Publication Date
HK17793A true HK17793A (en) 1993-03-12

Family

ID=8254970

Family Applications (1)

Application Number Title Priority Date Filing Date
HK177/93A HK17793A (en) 1988-02-22 1993-03-04 Process for the preparation of aqueous solutions of 2-hydroxy-4-methylthiobutyric acid

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
RU2130925C1 (ru) * 1994-07-11 1999-05-27 Дегусса Акциенгезельшафт Способ получения 2-гидрокси-4-метилтиомасляной кислоты (гидроксианалогаметионина, гам), гам
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
RU2179550C2 (ru) * 1995-06-07 2002-02-20 Новус Интернэшнл, Инк. Способ получения 2-гидрокси-4-метилтиомасляной кислоты или ее солей
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
CA2599345A1 (en) * 2004-02-26 2005-10-06 Tasker Products Ip Holdings Corp. Antimicrobial composition for pre-harvest and post-harvest treatment of plants and animals
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
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
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
SG192565A1 (en) * 2011-02-23 2013-09-30 Evonik Degussa Gmbh Method for producing 2-hydroxy-4-(methylthio)butanenitrile from 3-(methylthio)propanal and hydrogen cyanide
BR112013020609B1 (pt) 2011-02-23 2019-05-14 Evonik Degussa Gmbh Mistura contendo 2-hidróxi-4-(metiltio)butironitrila, seus usos e seu método de produção
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
DE68902934D1 (de) 1992-10-29
US4912257A (en) 1990-03-27
IE890547L (en) 1989-08-22
EP0330527A1 (de) 1989-08-30
IE63393B1 (en) 1995-04-19
PT89776A (pt) 1989-10-04
ES2005784A6 (es) 1989-03-16
DK78889D0 (da) 1989-02-21
EP0330527B1 (de) 1992-09-23
DK78889A (da) 1989-08-22
ATE80871T1 (de) 1992-10-15
SG125692G (en) 1993-02-19
DK175368B1 (da) 2004-09-13
GR3005881T3 (de) 1993-06-07
CA1308419C (fr) 1992-10-06
PT89776B (pt) 1994-03-31
ES2045478T3 (es) 1994-01-16
DE68902934T2 (de) 1993-04-08

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Legal Events

Date Code Title Description
PF Patent in force
AS Change of ownership

Owner name: ADISSEO IRELAND LIMITED

Free format text: FORMER OWNER(S): AVENTIS ANIMAL NUTRITION

CHPA Change of a particular in the register (except of change of ownership)
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080119