ES2052662T3 - Procedimiento para la preparacion de sales de metales alcalino-terreos del acido 2-pirrolidon-5-carboxilico. - Google Patents

Procedimiento para la preparacion de sales de metales alcalino-terreos del acido 2-pirrolidon-5-carboxilico.

Info

Publication number
ES2052662T3
ES2052662T3 ES88115417T ES88115417T ES2052662T3 ES 2052662 T3 ES2052662 T3 ES 2052662T3 ES 88115417 T ES88115417 T ES 88115417T ES 88115417 T ES88115417 T ES 88115417T ES 2052662 T3 ES2052662 T3 ES 2052662T3
Authority
ES
Spain
Prior art keywords
acid
salts
terreal
pirrolidon
carboxilico
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES88115417T
Other languages
English (en)
Inventor
Karlheinz Dr Drauz
Hans-Peter Dr Krimmer
Silvia Werner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 GmbH filed Critical Degussa GmbH
Application granted granted Critical
Publication of ES2052662T3 publication Critical patent/ES2052662T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
    • C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D207/28—2-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

LAS SALES ALCALINOTERREOMETALICAS DEL ACIDO 2 - PIRROLIDON - 5 CARBOXILICO (ACIDO PIROGLUTAMICO) SE OBTIENEN CALENTANDO LA CORRESPONDIENTE SAL ALCALINOTERREOMETALICA DEL ACIDO GLUTAMICO DENTRO DEL ESTADO SOLIDO A UNA TEMPERATURA DEL ORDEN DE 120 (GRADOS) C A 250 (GRADOS) C, HASTA QUE EL AGUA DE LA REACCION DE CONDENSACION INTRAMOLECULAR (CICLOCONDENSACION) HAYA SIDO ELIMINADA TOTALMENTE.
ES88115417T 1987-10-17 1988-09-21 Procedimiento para la preparacion de sales de metales alcalino-terreos del acido 2-pirrolidon-5-carboxilico. Expired - Lifetime ES2052662T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3735264A DE3735264C1 (de) 1987-10-17 1987-10-17 Verfahren zur Herstellung von Erdalkalimetallsalzen der L-2-Pyrrolidon-5-carbonsaeure

Publications (1)

Publication Number Publication Date
ES2052662T3 true ES2052662T3 (es) 1994-07-16

Family

ID=6338585

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88115417T Expired - Lifetime ES2052662T3 (es) 1987-10-17 1988-09-21 Procedimiento para la preparacion de sales de metales alcalino-terreos del acido 2-pirrolidon-5-carboxilico.

Country Status (8)

Country Link
US (1) US4921971A (es)
EP (1) EP0312783B1 (es)
JP (1) JPH01132560A (es)
AT (1) ATE82261T1 (es)
CA (1) CA1324384C (es)
DE (2) DE3735264C1 (es)
ES (1) ES2052662T3 (es)
GR (1) GR3006280T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3833972A1 (de) * 1988-10-06 1990-04-12 Degussa Derivate der 2-pyrrolidon-5-carbonsaeure und verfahren zu ihrer gewinnung
FR2780861B1 (fr) * 1998-07-08 2000-09-08 Remy Laurenceau Composition pour volailles pondeuses contenant du l-pidolate de calcium
DE19910504A1 (de) * 1999-03-10 2000-09-14 Basf Ag Verfahren zur Reinigung von N-substituierten Lactamen
AU2004237438B2 (en) * 2003-05-07 2011-01-20 Osteologix A/S Strontium combinations for prophylaxis/treatment of cartilage and/or bone conditions
CA2519189C (en) * 2003-05-07 2012-07-17 Osteologix A/S Water-soluble strontium salts for use in treatment of cartilage and/or bone conditions
JP4954867B2 (ja) * 2004-05-06 2012-06-20 オステオロジックス エイ／エス 有機金属塩類を製造するための高収率で迅速な合成法
CN101863819A (zh) * 2010-06-30 2010-10-20 宜兴市前成生物有限公司 一种制备l-焦谷氨酸镁的方法
JP2021008408A (ja) 2017-10-05 2021-01-28 味の素株式会社 光学活性ピロリドンカルボン酸またはそのアルカリ金属塩の製造方法
CN108516949A (zh) * 2018-04-27 2018-09-11 宜兴市前成生物有限公司 一种制备l-焦谷氨酸螯合钙的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243440A (en) * 1962-04-27 1966-03-29 Inst Noguchi Process for producing pyrrolidone carboxylic acid derivatives which comprise heatingalpha-hydroxy-glutaronitrile with water
US3235563A (en) * 1962-12-18 1966-02-15 Inst Noguchi Process for producing dl-2-pyrrolidone-carboxylic acid by heating glutamic acid withfrom 0.5 to 15 parts by weight of water per part of glutamic acid
JPS4935266A (es) * 1972-08-04 1974-04-01
JPS51110559A (en) * 1975-03-24 1976-09-30 Ajinomoto Kk 22 piroridon 55 karubonsanarukarikinzokuensuiyoekinoseizoho
FR2546064A1 (fr) * 1983-05-20 1984-11-23 Fabre Sa Pierre Composition pharmaceutique effervescente a base de magnesium

Also Published As

Publication number Publication date
JPH01132560A (ja) 1989-05-25
CA1324384C (en) 1993-11-16
EP0312783B1 (de) 1992-11-11
GR3006280T3 (es) 1993-06-21
US4921971A (en) 1990-05-01
EP0312783A2 (de) 1989-04-26
EP0312783A3 (en) 1990-09-19
ATE82261T1 (de) 1992-11-15
DE3735264C1 (de) 1988-08-25
JPH0583545B2 (es) 1993-11-26
DE3875904D1 (de) 1992-12-17

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