ES2018743A6 - Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina. - Google Patents

Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina.

Info

Publication number
ES2018743A6
ES2018743A6 ES8904086A ES8904086A ES2018743A6 ES 2018743 A6 ES2018743 A6 ES 2018743A6 ES 8904086 A ES8904086 A ES 8904086A ES 8904086 A ES8904086 A ES 8904086A ES 2018743 A6 ES2018743 A6 ES 2018743A6
Authority
ES
Spain
Prior art keywords
hydroxyphenyl
hydantoin
preparing
alpha
dichlorodimethylsilane
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
ES8904086A
Other languages
English (en)
Inventor
Theo L Hendrickx
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.)
Deretil SA
Original Assignee
Derivados del Etilo SA
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 Derivados del Etilo SA filed Critical Derivados del Etilo SA
Priority to ES8904086A priority Critical patent/ES2018743A6/es
Priority to GB9025233A priority patent/GB2238543B/en
Priority to FR9014659A priority patent/FR2655041B1/fr
Priority to IT02218390A priority patent/IT1243927B/it
Priority to DE4037368A priority patent/DE4037368A1/de
Priority to AT0239690A priority patent/AT399150B/de
Priority to PT96002A priority patent/PT96002B/pt
Priority to NL9002609A priority patent/NL9002609A/nl
Publication of ES2018743A6 publication Critical patent/ES2018743A6/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members 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
    • C07D233/72—Two oxygen atoms, e.g. hydantoin
    • C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
    • C07D233/78—Radicals substituted by oxygen atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN PROCEDIMIENTO PARA LA PREPARACION DE 5-(4-HIDROXIFENIL) HIDANTOINA. UN PROCEDIMIENTO PARA LA PREPARACION DE 5-(4-HIDROXIFENIL) HIDANTOINA QUE SE PREPARA DE FORMA CONVENIENTE DESDE EL PUNTO DE VISTA ECONOMICO, TECNOLOGICO Y ECOLOGICO MEDIANTE REACCION DEL ACIDO -(4-HIDROXIFENIL)- -HIDROXIFENILACETICO O DE UN ESTER DEL MISMO CON BIS-TRIMETILSILILUREA, EN PRESENCIA DE UN HALOGENOSILANO, SEGUIDO DE HIDROLISIS CON ACIDOS DILUIDOS.
ES8904086A 1989-11-29 1989-11-29 Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina. Expired - Lifetime ES2018743A6 (es)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ES8904086A ES2018743A6 (es) 1989-11-29 1989-11-29 Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina.
GB9025233A GB2238543B (en) 1989-11-29 1990-11-20 Preparing 5 - (4 - hydroxyphenyl) hydantoin
FR9014659A FR2655041B1 (fr) 1989-11-29 1990-11-23 Procede de preparation de 5-(4-hydroxyphenyl)hydantouine.
IT02218390A IT1243927B (it) 1989-11-29 1990-11-23 Processo per la preparazione della 5-(4-idrossifenil)-idantoina
DE4037368A DE4037368A1 (de) 1989-11-29 1990-11-23 Verfahren zur herstellung des 5-(4-hydroxyphenyl)-hydantoins
AT0239690A AT399150B (de) 1989-11-29 1990-11-26 Verfahren zur herstellung des 5-(4-hydroxyphenyl)-hydantoins
PT96002A PT96002B (pt) 1989-11-29 1990-11-27 Processo para a preparacao de 5-(4-hidroxifenil)hidantoina
NL9002609A NL9002609A (nl) 1989-11-29 1990-11-29 Werkwijze voor de bereiding van 5-(4-hydroxyfenyl)-hydantoine.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES8904086A ES2018743A6 (es) 1989-11-29 1989-11-29 Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina.

Publications (1)

Publication Number Publication Date
ES2018743A6 true ES2018743A6 (es) 1991-05-01

Family

ID=8265082

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8904086A Expired - Lifetime ES2018743A6 (es) 1989-11-29 1989-11-29 Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina.

Country Status (8)

Country Link
AT (1) AT399150B (es)
DE (1) DE4037368A1 (es)
ES (1) ES2018743A6 (es)
FR (1) FR2655041B1 (es)
GB (1) GB2238543B (es)
IT (1) IT1243927B (es)
NL (1) NL9002609A (es)
PT (1) PT96002B (es)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001319A1 (en) * 1977-08-18 1979-04-04 Beecham Group Plc Process for the preparation of hydroxyphenyl hydantoin and of hydroxyphenyl glycine, and compounds thus obtained
JPS5492961A (en) * 1977-12-29 1979-07-23 Ajinomoto Co Inc Production of 5-arylhydantoin
FR2432510A1 (fr) * 1978-08-03 1980-02-29 Hoechst France Procede de fabrication de la r.s p-hydroxyphenyl-5 imidazolidine-dione-2,4 ou r.s p-hydroxyphenyl-5 hydantoine

Also Published As

Publication number Publication date
PT96002A (pt) 1991-09-13
IT9022183A1 (it) 1991-05-30
FR2655041B1 (fr) 1993-08-20
FR2655041A1 (fr) 1991-05-31
GB2238543B (en) 1993-01-06
IT9022183A0 (it) 1990-11-23
ATA239690A (de) 1994-08-15
AT399150B (de) 1995-03-27
DE4037368A1 (de) 1991-06-06
NL9002609A (nl) 1991-06-17
IT1243927B (it) 1994-06-28
GB9025233D0 (en) 1991-01-02
PT96002B (pt) 1998-01-30
GB2238543A (en) 1991-06-05

Similar Documents

Publication Publication Date Title
EP0496730A4 (en) METHOD AND REAGENT FOR DETERMINING AN ANALYTICALLY ENZYMATICALLY BY MEANS OF AN IRON III ZYNAT / IRON III CONNECTION SYSTEM.
EP0729953A3 (en) Process for the preparation of 2-substituted-3,4-heterocyclically fused benzoic acid
ES479103A1 (es) Procedimiento para preparar un copolimero de alquileno-acri-lato de alquilo,modificado con silano y curable con agua.
ES485763A1 (es) Un metodo directo para la determinacion de hierro en suero sanguineo
CY2078B1 (en) Methods of synthesizing benign prostatic hypertrophic agents
AU584161B2 (en) Process for preparing vinyl-tri-(tertiary-substituted) alkoxysilanes
AU1984500A (en) Method and apparatus for conveying a sample to a sample vessel
GR3003870T3 (es)
ES2018743A6 (es) Un procedimiento para la preparacion de 5-(4-hidroxifenil) hidantoina.
GB1459807A (en) Process for the production of 7-d-a-amino-phenyl-acetamido-3- desacetoxy-cephalosporanic acid
EP0242627A3 (en) An improved process for preparing ester containing organosilicon compounds
ZA889442B (en) A process for the enzymatic hydrolysis of alpha-aminoadipinylmonoamino compounds
ATE59044T1 (de) Katalytisches verfahren zur herstellung von silakohlenwasserstoffen.
HK122196A (en) A process for the preparation of enantiomeric 2-alkanoic acids
GR851606B (es)
GR3005189T3 (es)
ES8302724A1 (es) Procedimiento de preparacion de alcoxiaminohidridosilanos.
AU6202899A (en) Process for making a dilithium initiator, and the use therof
JPS57209816A (en) Manufacture of silane
IL91420A0 (en) Process for the preparation of aryldimethyl(3-aryl-propyl)silanes
EP0276719A3 (en) Immunoassay utilizing microparticle neutralization
DE3662688D1 (en) Process for the preparation of thiotetronic acid
JPS5571497A (en) Preparation of amoxicillin
AU674630B2 (en) A method for depositing silicon upon a metal surface by decomposition of an organosilicon compound
CA1273347C (es)

Legal Events

Date Code Title Description
SA6 Expiration date (snapshot 920101)

Free format text: 2009-11-29

PC1A Transfer granted