BR9612235A - Processo para a obtenção de ácido 2-hidróxi-4-metiltiobutírico (mha) - Google Patents
Processo para a obtenção de ácido 2-hidróxi-4-metiltiobutírico (mha)Info
- Publication number
- BR9612235A BR9612235A BR9612235A BR9612235A BR9612235A BR 9612235 A BR9612235 A BR 9612235A BR 9612235 A BR9612235 A BR 9612235A BR 9612235 A BR9612235 A BR 9612235A BR 9612235 A BR9612235 A BR 9612235A
- Authority
- BR
- Brazil
- Prior art keywords
- mha
- hydroxy
- obtaining
- methylthiobutyric acid
- methylthiobutyric
- Prior art date
Links
- PICCHNWCTUUCAQ-UHFFFAOYSA-N 2-hydroxypentanethioic s-acid Chemical compound CCCC(O)C(O)=S PICCHNWCTUUCAQ-UHFFFAOYSA-N 0.000 title 1
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 (2)
| 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) |
| PCT/EP1996/005437 WO1997023452A1 (de) | 1995-12-23 | 1996-12-05 | Verfahren zur gewinnung von 2-hydroxy-4-methylthiobuttersäure (mha) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9612235A true BR9612235A (pt) | 1999-07-13 |
Family
ID=7781282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9612235A BR9612235A (pt) | 1995-12-23 | 1996-12-05 | Processo para a obtenção de ácido 2-hidróxi-4-metiltiobutírico (mha) |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US6140536A (instruction) |
| EP (1) | EP0874811B1 (instruction) |
| JP (1) | JP3962089B2 (instruction) |
| KR (1) | KR100460364B1 (instruction) |
| CN (1) | CN1067377C (instruction) |
| AU (1) | AU717705B2 (instruction) |
| BR (1) | BR9612235A (instruction) |
| DE (2) | DE19548538C2 (instruction) |
| ES (1) | ES2160264T3 (instruction) |
| ID (1) | ID16007A (instruction) |
| IN (1) | IN190919B (instruction) |
| MX (1) | MX9804881A (instruction) |
| MY (1) | MY117493A (instruction) |
| RU (1) | RU2160730C2 (instruction) |
| TR (1) | TR199801190T2 (instruction) |
| TW (1) | TW371655B (instruction) |
| WO (1) | WO1997023452A1 (instruction) |
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 |
| MX341595B (es) | 2011-02-23 | 2016-08-26 | Evonik Degussa Gmbh | Metodo para producir 2-hidroxi-4-(metiltio)butironitrilo a partir de 3-(metiltio)propanal y cianuro de hidrogeno. |
| DE102011081828A1 (de) | 2011-08-30 | 2013-02-28 | Evonik Degussa Gmbh | Verfahren zur Umsetzung von Methylmercaptopropionaldehyd aus Roh-Acrolein und Roh-Methylmercaptan |
| MX2014002250A (es) | 2011-08-30 | 2014-04-25 | Evonik Degussa Gmbh | Metodo para producir una sal de metionina. |
| 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 |
|---|---|---|---|---|
| JPS60166661A (ja) * | 1983-11-14 | 1985-08-29 | ヌブス インターナショナル，インコーポレイテッド | ２−ヒドロキシ−４−メチルチオ酪酸の製造方法 |
| 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 RU RU98114099/04A patent/RU2160730C2/ru active
- 1996-12-05 DE DE59607103T patent/DE59607103D1/de not_active Expired - Lifetime
- 1996-12-05 US US09/091,796 patent/US6140536A/en not_active Expired - Lifetime
- 1996-12-05 WO PCT/EP1996/005437 patent/WO1997023452A1/de active IP Right Grant
- 1996-12-05 JP JP52325597A patent/JP3962089B2/ja not_active Expired - Lifetime
- 1996-12-05 ES ES96943038T patent/ES2160264T3/es not_active Expired - Lifetime
- 1996-12-05 AU AU11906/97A patent/AU717705B2/en not_active Ceased
- 1996-12-05 KR KR10-1998-0704772A patent/KR100460364B1/ko not_active Expired - Fee Related
- 1996-12-05 TR TR1998/01190T patent/TR199801190T2/xx unknown
- 1996-12-05 CN CN96199293A patent/CN1067377C/zh not_active Expired - Lifetime
- 1996-12-05 BR BR9612235A patent/BR9612235A/pt not_active Application Discontinuation
- 1996-12-05 EP EP96943038A patent/EP0874811B1/de not_active Expired - Lifetime
- 1996-12-19 MY MYPI96005345A patent/MY117493A/en unknown
- 1996-12-19 ID IDP963809A patent/ID16007A/id unknown
- 1996-12-20 TW TW085115766A patent/TW371655B/zh active
- 1996-12-20 IN IN2209CA1996 patent/IN190919B/en unknown
-
1998
- 1998-06-17 MX MX9804881A patent/MX9804881A/es not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU1190697A (en) | 1997-07-17 |
| DE19548538C2 (de) | 1997-12-18 |
| EP0874811A1 (de) | 1998-11-04 |
| DE19548538A1 (de) | 1997-06-26 |
| KR100460364B1 (ko) | 2005-05-20 |
| RU2160730C2 (ru) | 2000-12-20 |
| ID16007A (id) | 1997-08-28 |
| EP0874811B1 (de) | 2001-06-13 |
| TW371655B (en) | 1999-10-11 |
| TR199801190T2 (xx) | 1998-11-23 |
| US6140536A (en) | 2000-10-31 |
| DE59607103D1 (de) | 2001-07-19 |
| KR19990076661A (ko) | 1999-10-15 |
| AU717705B2 (en) | 2000-03-30 |
| CN1205688A (zh) | 1999-01-20 |
| CN1067377C (zh) | 2001-06-20 |
| MX9804881A (es) | 1998-10-31 |
| JP3962089B2 (ja) | 2007-08-22 |
| JP2000502110A (ja) | 2000-02-22 |
| IN190919B (instruction) | 2003-08-30 |
| WO1997023452A1 (de) | 1997-07-03 |
| MY117493A (en) | 2004-07-31 |
| ES2160264T3 (es) | 2001-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Transfer |
Free format text: DEGUSSA - HUELS AKTIENGESELLSCHAFT (DE) |
|
| EG | Technical examination (opinion): publication of technical examination (opinion) | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] |