BE801604Q - Procede de preparation de la dl-methionine - Google Patents

Procede de preparation de la dl-methionine

Info

Publication number
BE801604Q
BE801604Q BE132852A BE132852A BE801604Q BE 801604 Q BE801604 Q BE 801604Q BE 132852 A BE132852 A BE 132852A BE 132852 A BE132852 A BE 132852A BE 801604 Q BE801604 Q BE 801604Q
Authority
BE
Belgium
Prior art keywords
preparation process
methionine preparation
methionine
preparation
Prior art date
Application number
BE132852A
Other languages
English (en)
French (fr)
Original Assignee
Asahi Chemical Ind
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 Asahi Chemical Ind filed Critical Asahi Chemical Ind
Application granted granted Critical
Publication of BE801604Q publication Critical patent/BE801604Q/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
    • 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
    • C07C323/57—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 further substituted by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C323/58—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 further substituted by nitrogen atoms, not being part of nitro or nitroso groups with amino groups bound to the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE132852A 1970-08-12 1973-06-28 Procede de preparation de la dl-methionine BE801604Q (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45070105A JPS49818B1 (xx) 1970-08-12 1970-08-12

Publications (1)

Publication Number Publication Date
BE801604Q true BE801604Q (fr) 1973-10-15

Family

ID=13421910

Family Applications (1)

Application Number Title Priority Date Filing Date
BE132852A BE801604Q (fr) 1970-08-12 1973-06-28 Procede de preparation de la dl-methionine

Country Status (6)

Country Link
US (1) US3833651A (xx)
JP (1) JPS49818B1 (xx)
BE (1) BE801604Q (xx)
DE (1) DE2140506B2 (xx)
FR (1) FR2104266A5 (xx)
GB (1) GB1362377A (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081399A (en) * 1975-09-22 1978-03-28 Ciba-Geigy Corporation Process for the preparation of concentrated solutions of fluorinated amphoteric surfactants
DE3335218A1 (de) * 1983-09-29 1985-04-11 Degussa Ag, 6000 Frankfurt Verfahren zur hydrolyse von 5-(ss-methylmercaptoethyl) -hydantoin
US5338859A (en) * 1993-02-12 1994-08-16 Hoechst Celanese Corporation Process for the production of calcium salts of hydantoic acids
US5905171A (en) 1995-06-22 1999-05-18 Novus International, Inc. Process for the preparation of 3-(methylthio)propanal
US5925794A (en) * 1993-06-08 1999-07-20 Novus International, Inc. Process for the preparation of 3-(methylthio)propanal
US5637766A (en) * 1993-06-08 1997-06-10 Novus International, Inc. Process for the preparation of 3-(methylthio) propanal
US5352837A (en) * 1993-06-08 1994-10-04 Novus International, Inc. Process for the preparation of 3-(methylthio)propanal
US5663409A (en) * 1995-06-07 1997-09-02 Novus International, Inc. Process for the preparation of 3-(methylthio) propanal and 2-hydroxy-4-(methylthio) butanenitrile
DE19547236A1 (de) 1995-12-18 1997-07-03 Degussa Verfahren zur Herstellung von D,L-Methionin oder dessen Salz
US5825369A (en) * 1996-01-16 1998-10-20 International Business Machines Corporation Compression of simple geometric models using spanning trees
CN102399177B (zh) * 2010-09-15 2016-02-24 李宽义 连续化合成蛋氨酸的环保清洁工艺方法
CN102796033B (zh) * 2012-09-03 2014-02-26 浙江新和成股份有限公司 一种清洁的d，l-蛋氨酸制备方法

Also Published As

Publication number Publication date
GB1362377A (en) 1974-08-07
DE2140506A1 (de) 1972-02-17
FR2104266A5 (xx) 1972-04-14
DE2140506B2 (de) 1976-08-12
US3833651A (en) 1974-09-03
JPS49818B1 (xx) 1974-01-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEGUSSA A.G.

Effective date: 19880630