BRPI0514673A - preparação de ácido 2-hidróxi-4-metiltiobutìrico - Google Patents
preparação de ácido 2-hidróxi-4-metiltiobutìricoInfo
- Publication number
- BRPI0514673A BRPI0514673A BRPI0514673-9A BRPI0514673A BRPI0514673A BR PI0514673 A BRPI0514673 A BR PI0514673A BR PI0514673 A BRPI0514673 A BR PI0514673A BR PI0514673 A BRPI0514673 A BR PI0514673A
- Authority
- BR
- Brazil
- Prior art keywords
- hydroxy
- preparation
- methylthiobutyric acid
- acid
- methylthiobutyric
- 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
- C07C319/14—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
PREPARAçãO DE áCIDO 2-HIDRóXI-4- METILTIOBUTìRICO A presente invenção refere-se a um processo para a preparação de ácido 2-hidróxi-4-metiltiobutírico, no qual são usados aços ligados e/ou ligas de níquel especiais.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004041250A DE102004041250A1 (de) | 2004-08-26 | 2004-08-26 | Herstellung von 2-Hydroxy-4-Methylthiobuttersäure |
PCT/EP2005/007530 WO2006021268A1 (de) | 2004-08-26 | 2005-07-12 | Herstellung von 2-hydroxy-4-methylthiobuttersäure |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0514673A true BRPI0514673A (pt) | 2008-06-17 |
Family
ID=35169872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0514673-9A BRPI0514673A (pt) | 2004-08-26 | 2005-07-12 | preparação de ácido 2-hidróxi-4-metiltiobutìrico |
Country Status (8)
Country | Link |
---|---|
US (1) | US7148379B2 (pt) |
EP (1) | EP1781603B1 (pt) |
JP (2) | JP4949249B2 (pt) |
CN (1) | CN1984884B (pt) |
BR (1) | BRPI0514673A (pt) |
DE (1) | DE102004041250A1 (pt) |
ES (1) | ES2388141T3 (pt) |
WO (1) | WO2006021268A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2919607B1 (fr) * | 2007-07-31 | 2012-10-12 | Adisseo Ireland Ltd | Procede pour la conversion catalytique de 2-hydroxy-4- methylthiobutanenitrile (hmtbn) en 2-hydroxy-4- methylthiobutanamide (hmtbm). |
JP2010111665A (ja) * | 2008-10-10 | 2010-05-20 | 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 |
JP2010111664A (ja) * | 2008-10-10 | 2010-05-20 | 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 |
JP5463839B2 (ja) * | 2008-10-10 | 2014-04-09 | 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 |
JP6007262B2 (ja) | 2012-01-06 | 2016-10-12 | ノーバス・インターナショナル・インコーポレイテッドNovus International,Inc. | スルホキシドベース界面活性剤 |
SG11201803979PA (en) | 2015-11-12 | 2018-06-28 | Novus Int Inc | Sulfur-containing compounds as solvents |
FR3081721B1 (fr) * | 2018-06-01 | 2022-04-15 | Arkema France | Procede de preparation d'un sel de lithium de bis(fluorosulfonyl)imide |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4533414A (en) * | 1980-07-10 | 1985-08-06 | Cabot Corporation | Corrosion-resistance nickel alloy |
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. |
DE4342188C2 (de) * | 1993-12-10 | 1998-06-04 | Bayer Ag | Austenitische Legierungen und deren Verwendung |
US5856567A (en) * | 1995-06-07 | 1999-01-05 | Novus International, Inc. | Continuous hydrolysis process for preparing 2-hydroxy-4-methylthiobutanioc acid or salts thereof |
JPH11508876A (ja) * | 1995-06-07 | 1999-08-03 | ノーバス 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−メチルチオブタン酸又はその塩を製造するための連続加水分解法 |
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 |
ES2204501T3 (es) | 1999-02-03 | 2004-05-01 | Sumitomo Chemical Company Limited | Procedimiento para producir acido 2-hidroxi-4-metiltio-butanoico. |
JP2003104959A (ja) * | 2001-09-28 | 2003-04-09 | Nippon Soda Co Ltd | メチオニンの製造方法 |
-
2004
- 2004-08-26 DE DE102004041250A patent/DE102004041250A1/de not_active Withdrawn
-
2005
- 2005-07-12 EP EP05758847A patent/EP1781603B1/de not_active Not-in-force
- 2005-07-12 CN CN2005800239581A patent/CN1984884B/zh not_active Expired - Fee Related
- 2005-07-12 ES ES05758847T patent/ES2388141T3/es active Active
- 2005-07-12 BR BRPI0514673-9A patent/BRPI0514673A/pt not_active Application Discontinuation
- 2005-07-12 JP JP2007528639A patent/JP4949249B2/ja not_active Expired - Fee Related
- 2005-07-12 WO PCT/EP2005/007530 patent/WO2006021268A1/de active Application Filing
- 2005-08-25 US US11/212,023 patent/US7148379B2/en active Active
-
2011
- 2011-10-13 JP JP2011225834A patent/JP5340362B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7148379B2 (en) | 2006-12-12 |
CN1984884B (zh) | 2011-01-19 |
DE102004041250A1 (de) | 2006-03-02 |
JP2008510739A (ja) | 2008-04-10 |
JP4949249B2 (ja) | 2012-06-06 |
ES2388141T3 (es) | 2012-10-09 |
EP1781603B1 (de) | 2012-06-06 |
US20060047169A1 (en) | 2006-03-02 |
EP1781603A1 (de) | 2007-05-09 |
WO2006021268A1 (de) | 2006-03-02 |
JP2012031193A (ja) | 2012-02-16 |
JP5340362B2 (ja) | 2013-11-13 |
CN1984884A (zh) | 2007-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |