TW371655B - Method for the isolation of 2-hydroxy-4-methylthiobutyric acid (MHA) - Google Patents
Method for the isolation of 2-hydroxy-4-methylthiobutyric acid (MHA)Info
- Publication number
- TW371655B TW371655B TW085115766A TW85115766A TW371655B TW 371655 B TW371655 B TW 371655B TW 085115766 A TW085115766 A TW 085115766A TW 85115766 A TW85115766 A TW 85115766A TW 371655 B TW371655 B TW 371655B
- Authority
- TW
- Taiwan
- Prior art keywords
- reaction mixture
- mha
- extraction
- liquid
- evaporation
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
- C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups
-
- 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
- C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
- C07C323/51—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
- C07C323/52—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Power Steering Mechanism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19548538A DE19548538C2 (de) | 1995-12-23 | 1995-12-23 | Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA) |
Publications (1)
Publication Number | Publication Date |
---|---|
TW371655B true TW371655B (en) | 1999-10-11 |
Family
ID=7781282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW085115766A TW371655B (en) | 1995-12-23 | 1996-12-20 | Method for the isolation of 2-hydroxy-4-methylthiobutyric acid (MHA) |
Country Status (17)
Country | Link |
---|---|
US (1) | US6140536A (zh) |
EP (1) | EP0874811B1 (zh) |
JP (1) | JP3962089B2 (zh) |
KR (1) | KR100460364B1 (zh) |
CN (1) | CN1067377C (zh) |
AU (1) | AU717705B2 (zh) |
BR (1) | BR9612235A (zh) |
DE (2) | DE19548538C2 (zh) |
ES (1) | ES2160264T3 (zh) |
ID (1) | ID16007A (zh) |
IN (1) | IN190919B (zh) |
MX (1) | MX9804881A (zh) |
MY (1) | MY117493A (zh) |
RU (1) | RU2160730C2 (zh) |
TR (1) | TR199801190T2 (zh) |
TW (1) | TW371655B (zh) |
WO (1) | WO1997023452A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6017563A (en) | 1997-07-25 | 2000-01-25 | Novus International, Inc. | Process for optimizing milk production |
JP3942715B2 (ja) | 1998-01-06 | 2007-07-11 | パイオニア株式会社 | 有機elディスプレイパネル及びその製造方法 |
FR2780969B1 (fr) * | 1998-07-10 | 2000-08-18 | Rhone Poulenc Nutrition Animal | Procede de separation de l'acide hydroxymethylthiobutyrique |
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 |
JP4517486B2 (ja) * | 2000-09-25 | 2010-08-04 | 住友化学株式会社 | 2−ヒドロキシ−4−メチルチオブタンニトリルの製造方法 |
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 |
DE102004041250A1 (de) | 2004-08-26 | 2006-03-02 | Degussa Ag | Herstellung von 2-Hydroxy-4-Methylthiobuttersäure |
JP2007238552A (ja) * | 2006-03-10 | 2007-09-20 | Sumitomo Chemical Co Ltd | 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 |
ES2649612T3 (es) | 2011-02-23 | 2018-01-15 | Evonik Degussa Gmbh | Un procedimiento para la preparación del nitrilo de ácido 2-hidroxi-4-(metiltio)butírico a partir del 3-(metiltio)propanal y de cianuro de hidrógeno |
CN103764240B (zh) | 2011-08-30 | 2016-04-20 | 赢创德固赛有限公司 | 制备甲硫氨酸盐的方法 |
DE102011081828A1 (de) | 2011-08-30 | 2013-02-28 | Evonik Degussa Gmbh | Verfahren zur Umsetzung von Methylmercaptopropionaldehyd aus Roh-Acrolein und Roh-Methylmercaptan |
RU2571755C2 (ru) * | 2013-10-23 | 2015-12-20 | Андрей Вилорьевич Доронин | Способ сернокислотной переработки сырья |
EP3388523A1 (en) | 2017-04-13 | 2018-10-17 | Evonik Degussa GmbH | Enzymatic method for producing 2-hydroxy-4-methylmercaptobutanoic acid (mha) |
CN114349671B (zh) * | 2022-03-18 | 2022-05-27 | 蓝星安迪苏南京有限公司 | 化合物及蛋氨酸羟基衍生物的制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0143100B1 (en) * | 1983-11-14 | 1987-08-05 | Monsanto Company | 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 |
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. |
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 |
DE4428608C1 (de) * | 1994-08-12 | 1996-02-29 | Degussa | Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA) |
-
1995
- 1995-12-23 DE DE19548538A patent/DE19548538C2/de not_active Expired - Fee Related
-
1996
- 1996-12-05 EP EP96943038A patent/EP0874811B1/de not_active Expired - Lifetime
- 1996-12-05 ES ES96943038T patent/ES2160264T3/es not_active Expired - Lifetime
- 1996-12-05 WO PCT/EP1996/005437 patent/WO1997023452A1/de active IP Right Grant
- 1996-12-05 RU RU98114099/04A patent/RU2160730C2/ru active
- 1996-12-05 JP JP52325597A patent/JP3962089B2/ja not_active Expired - Lifetime
- 1996-12-05 US US09/091,796 patent/US6140536A/en not_active Expired - Lifetime
- 1996-12-05 TR TR1998/01190T patent/TR199801190T2/xx unknown
- 1996-12-05 KR KR10-1998-0704772A patent/KR100460364B1/ko not_active IP Right Cessation
- 1996-12-05 BR BR9612235A patent/BR9612235A/pt not_active Application Discontinuation
- 1996-12-05 CN CN96199293A patent/CN1067377C/zh not_active Expired - Lifetime
- 1996-12-05 DE DE59607103T patent/DE59607103D1/de not_active Expired - Lifetime
- 1996-12-05 AU AU11906/97A patent/AU717705B2/en not_active Ceased
- 1996-12-19 MY MYPI96005345A patent/MY117493A/en unknown
- 1996-12-19 ID IDP963809A patent/ID16007A/id unknown
- 1996-12-20 IN IN2209CA1996 patent/IN190919B/en unknown
- 1996-12-20 TW TW085115766A patent/TW371655B/zh active
-
1998
- 1998-06-17 MX MX9804881A patent/MX9804881A/es not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3962089B2 (ja) | 2007-08-22 |
DE19548538C2 (de) | 1997-12-18 |
EP0874811B1 (de) | 2001-06-13 |
CN1067377C (zh) | 2001-06-20 |
AU1190697A (en) | 1997-07-17 |
MY117493A (en) | 2004-07-31 |
EP0874811A1 (de) | 1998-11-04 |
DE59607103D1 (de) | 2001-07-19 |
WO1997023452A1 (de) | 1997-07-03 |
ID16007A (id) | 1997-08-28 |
CN1205688A (zh) | 1999-01-20 |
KR19990076661A (ko) | 1999-10-15 |
ES2160264T3 (es) | 2001-11-01 |
AU717705B2 (en) | 2000-03-30 |
RU2160730C2 (ru) | 2000-12-20 |
KR100460364B1 (ko) | 2005-05-20 |
MX9804881A (es) | 1998-10-31 |
JP2000502110A (ja) | 2000-02-22 |
BR9612235A (pt) | 1999-07-13 |
DE19548538A1 (de) | 1997-06-26 |
TR199801190T2 (xx) | 1998-11-23 |
IN190919B (zh) | 2003-08-30 |
US6140536A (en) | 2000-10-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW371655B (en) | Method for the isolation of 2-hydroxy-4-methylthiobutyric acid (MHA) | |
TW332197B (en) | A process for recovering 2-hydroxy-4-methylthiobutyric acid (MHA), MHA and its use | |
MY129210A (en) | Process for isolating a protein composition from a muscle source and protein composition | |
EP0487705B1 (en) | Process for the removal of hydrogensulphide (h2s) from biogas | |
US4416779A (en) | Method for producing an aqueous solution of high phosphorous content | |
AU6218398A (en) | Method for recuperating vent gas coming from an ozonization reactor | |
MX2007009731A (es) | Proceso y aparato para la produccion de oxidos de azufre. | |
Karney et al. | The oxidation of cysteinesulfinic and cysteic acids in Proteus vulgaris | |
WO2004028986A3 (fr) | Procede de traitement d'eaux residuaires par bio-reacteur a membranes | |
Cavallini et al. | A preliminary report on the metabolism of S-aminoethylcysteine by the rat in vivo | |
JPS54162683A (en) | Desalting method | |
GB1393725A (en) | Process for treating waste waters | |
JPS5493669A (en) | Treating method for desulfurized waste liquid of coke oven gas | |
TH31623A (th) | วิธีการแยก 2-ไฮดรอกซี-4-เมทธิลไธโอบิวทีริคแอซิด (mha) | |
AU4225697A (en) | Process for the preparation of an inorganic salt of an optically active phenylglycine derivative | |
JPS54132520A (en) | Preparation of colorless methionine | |
JPS5881789A (ja) | メタン発酵方法 | |
ATE555077T1 (de) | Hochkonzentrierte wässrige lösungen von n,n- dialkyl-glyzinen und verfahren zu deren herstellung | |
Kudo et al. | Coagulation-sedimentation method using aluminum sulfate and calcium hydroxide for removal of boric acid from wastewater-improvement of removal rate of boric acid by addition of gypsum into wastewater | |
JPS56139193A (en) | Treatment of waste copper plating solution | |
DE69622193T2 (de) | Verfahren zur winnung von ampicillin | |
JPS6440453A (en) | Racemization of optically active serine | |
EP0290643A1 (en) | Method for production of cystine from cysteine | |
IL124747A (en) | Process for producing captopril | |
JPS5658495A (en) | Preparation of amino acid derivative |