BRPI0514673A - preparação de ácido 2-hidróxi-4-metiltiobutìrico - Google Patents

preparação de ácido 2-hidróxi-4-metiltiobutìrico

Info

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
Application number
BRPI0514673-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Alexander Moeller
Hans-Albrecht Hasseberg
Harald Heinzel
Volker Hofner
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BRPI0514673A publication Critical patent/BRPI0514673A/pt

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)
BRPI0514673-9A 2004-08-26 2005-07-12 preparação de ácido 2-hidróxi-4-metiltiobutìrico BRPI0514673A (pt)

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 (enExample)
EP (1) EP1781603B1 (enExample)
JP (2) JP4949249B2 (enExample)
CN (1) CN1984884B (enExample)
BR (1) BRPI0514673A (enExample)
DE (1) DE102004041250A1 (enExample)
ES (1) ES2388141T3 (enExample)
WO (1) WO2006021268A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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).
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
SG161158A1 (en) * 2008-10-10 2010-05-27 Sumitomo Chemical Co Process for producing 2-hydroxy-4-methylthiobutanoic acid
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
US9169203B2 (en) 2012-01-06 2015-10-27 Novus International, Inc. Sulfoxide-based surfactants
EP3374428A4 (en) 2015-11-12 2019-06-05 Novus International Inc. SULFUR 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)

* Cited by examiner, † Cited by third party
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
CN1094925C (zh) * 1995-06-07 2002-11-27 诺沃斯国际公司 制备2－羟基－4－甲基硫代丁酸或其盐的连续水解法
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
RU2213729C2 (ru) 1999-02-03 2003-10-10 Сумитомо Кемикал Компани, Лимитед Способ получения 2-гидрокси-4-метилтиобутановой кислоты
JP2003104959A (ja) * 2001-09-28 2003-04-09 Nippon Soda Co Ltd メチオニンの製造方法

Also Published As

Publication number Publication date
DE102004041250A1 (de) 2006-03-02
WO2006021268A1 (de) 2006-03-02
CN1984884B (zh) 2011-01-19
JP4949249B2 (ja) 2012-06-06
EP1781603A1 (de) 2007-05-09
EP1781603B1 (de) 2012-06-06
JP5340362B2 (ja) 2013-11-13
ES2388141T3 (es) 2012-10-09
CN1984884A (zh) 2007-06-20
US20060047169A1 (en) 2006-03-02
US7148379B2 (en) 2006-12-12
JP2012031193A (ja) 2012-02-16
JP2008510739A (ja) 2008-04-10

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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]