GB2238543B - Preparing 5 - (4 - hydroxyphenyl) hydantoin - Google Patents

Preparing 5 - (4 - hydroxyphenyl) hydantoin

Info

Publication number
GB2238543B
GB2238543B GB9025233A GB9025233A GB2238543B GB 2238543 B GB2238543 B GB 2238543B GB 9025233 A GB9025233 A GB 9025233A GB 9025233 A GB9025233 A GB 9025233A GB 2238543 B GB2238543 B GB 2238543B
Authority
GB
United Kingdom
Prior art keywords
hydantoin
hydroxyphenyl
preparing
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 - Fee Related
Application number
GB9025233A
Other languages
English (en)
Other versions
GB9025233D0 (en
GB2238543A (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
Publication of GB9025233D0 publication Critical patent/GB9025233D0/en
Publication of GB2238543A publication Critical patent/GB2238543A/en
Application granted granted Critical
Publication of GB2238543B publication Critical patent/GB2238543B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
GB9025233A 1989-11-29 1990-11-20 Preparing 5 - (4 - hydroxyphenyl) hydantoin Expired - Fee Related GB2238543B (en)

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 (3)

Publication Number Publication Date
GB9025233D0 GB9025233D0 (en) 1991-01-02
GB2238543A GB2238543A (en) 1991-06-05
GB2238543B true GB2238543B (en) 1993-01-06

Family

ID=8265082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9025233A Expired - Fee Related GB2238543B (en) 1989-11-29 1990-11-20 Preparing 5 - (4 - hydroxyphenyl) hydantoin

Country Status (8)

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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001319A1 (fr) * 1977-08-18 1979-04-04 Beecham Group Plc Procédé de préparation de l'hydroxyphénylhydantoine et de l'hydroxyphénylglycine et composés ainsi obtenus
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
IT9022183A1 (it) 1991-05-30
AT399150B (de) 1995-03-27
IT1243927B (it) 1994-06-28
PT96002A (pt) 1991-09-13
ATA239690A (de) 1994-08-15
GB9025233D0 (en) 1991-01-02
DE4037368A1 (de) 1991-06-06
FR2655041A1 (fr) 1991-05-31
ES2018743A6 (es) 1991-05-01
IT9022183A0 (it) 1990-11-23
FR2655041B1 (fr) 1993-08-20
NL9002609A (nl) 1991-06-17
GB2238543A (en) 1991-06-05
PT96002B (pt) 1998-01-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981120