ES8504661A1 - Procedimiento de preparacion de fenilpiruvato de sodio cristalizado monohidratado - Google Patents

Procedimiento de preparacion de fenilpiruvato de sodio cristalizado monohidratado

Info

Publication number
ES8504661A1
ES8504661A1 ES534381A ES534381A ES8504661A1 ES 8504661 A1 ES8504661 A1 ES 8504661A1 ES 534381 A ES534381 A ES 534381A ES 534381 A ES534381 A ES 534381A ES 8504661 A1 ES8504661 A1 ES 8504661A1
Authority
ES
Spain
Prior art keywords
preparation
crystalline sodium
sodium phenylpyruvate
monohydrate
hot
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
Application number
ES534381A
Other languages
English (en)
Other versions
ES534381A0 (es
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.)
Sanofi Aventis France
Original Assignee
Francaise Hoechst Ste
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 Francaise Hoechst Ste filed Critical Francaise Hoechst Ste
Publication of ES534381A0 publication Critical patent/ES534381A0/es
Publication of ES8504661A1 publication Critical patent/ES8504661A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCEDIMIENTO DE FABRICACION DEL FENILPIRUVATO SODICO CRISTALIZADO MONOHIDRATADO.SE HACE REACCIONAR, EN CALIENTE, EN MEDIO ACUOSO EN PRESENCIA DE UNA CANTIDAD CATALITICA DE ETANOLAMINA, EL BENZALDEHIDO CON LA CANTIDAD ESTEQUIOMETRICA DE HIDANTOINA, SE TRATA SEGUIDAMENTE EL MEDIO DE REACCION EN CALIENTE, A PH F 14 CON UN EXCESO DE SOSA Y, DESPUES SE ACIDIFICA HASTA PH F 9, CON ACIDO CLORHIDRICO CONTRADO, LA SOLUCION ASI OBTENIDA, Y SE SEPARA EL PRECIPITADO FORMADO.
ES534381A 1983-07-18 1984-07-17 Procedimiento de preparacion de fenilpiruvato de sodio cristalizado monohidratado Expired ES8504661A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8311792A FR2549469B1 (fr) 1983-07-18 1983-07-18 Procede de preparation du phenylpyruvate de sodium monohydrate cristallise

Publications (2)

Publication Number Publication Date
ES534381A0 ES534381A0 (es) 1985-04-16
ES8504661A1 true ES8504661A1 (es) 1985-04-16

Family

ID=9290851

Family Applications (1)

Application Number Title Priority Date Filing Date
ES534381A Expired ES8504661A1 (es) 1983-07-18 1984-07-17 Procedimiento de preparacion de fenilpiruvato de sodio cristalizado monohidratado

Country Status (9)

Country Link
US (1) US4518800A (es)
EP (1) EP0132201B1 (es)
JP (1) JPS6038344A (es)
AT (1) ATE23035T1 (es)
CA (1) CA1223885A (es)
DE (1) DE3461029D1 (es)
ES (1) ES8504661A1 (es)
FR (1) FR2549469B1 (es)
SG (1) SG27387G (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4912255A (en) * 1989-04-13 1990-03-27 Chan Albert S Process for preparing sodium phenylpyruvate from calcium phenylpyruvate
US5360927A (en) * 1994-01-24 1994-11-01 Development Center For Biotechnology Process for the preparation of monohydrated sodium phenylpyruvate
WO2003014057A1 (fr) * 2001-08-08 2003-02-20 Tanabe Seiyaku Co., Ltd. Procedes de production d'acide halogenophenylpyruvique et d'halogenophenylalanine optiquement active
CN107033089B (zh) * 2017-04-28 2019-06-21 浙江昂利泰制药有限公司 一种α-酮苯丙氨酸钙的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254109A (en) * 1963-08-13 1966-05-31 Gulf Research Development Co Nitrate esters of aldehyde cyanohydrins
US3412116A (en) * 1965-11-01 1968-11-19 Akad Wissenschaften Ddr Method of producing gamma-keto acids
JPS5227147B1 (es) * 1971-06-16 1977-07-19
GB1521904A (en) * 1974-07-27 1978-08-16 Nisshin Flour Milling Co 3-methyl-3-(substituted aryl)-pyruvic acids and a process of preparing them and their lower alkyl esters
ES496382A0 (es) * 1979-10-31 1982-03-01 Byk Gulden Lomberg Chem Fab Procedimiento para la preparacion de acidos oxocarboxilicos sustituidos

Also Published As

Publication number Publication date
CA1223885A (en) 1987-07-07
ES534381A0 (es) 1985-04-16
FR2549469A1 (fr) 1985-01-25
US4518800A (en) 1985-05-21
JPS6038344A (ja) 1985-02-27
DE3461029D1 (en) 1986-11-27
EP0132201B1 (fr) 1986-10-22
EP0132201A2 (fr) 1985-01-23
ATE23035T1 (de) 1986-11-15
FR2549469B1 (fr) 1985-11-08
SG27387G (en) 1988-09-23
EP0132201A3 (en) 1985-03-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203