GB9510126D0 - Novel process - Google Patents

Novel process

Info

Publication number
GB9510126D0
GB9510126D0 GBGB9510126.7A GB9510126A GB9510126D0 GB 9510126 D0 GB9510126 D0 GB 9510126D0 GB 9510126 A GB9510126 A GB 9510126A GB 9510126 D0 GB9510126 D0 GB 9510126D0
Authority
GB
United Kingdom
Prior art keywords
novel process
novel
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.)
Withdrawn
Application number
GBGB9510126.7A
Other versions
GB2300856A (en
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.)
Pfizer Ltd
Original Assignee
Pfizer Ltd
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 Pfizer Ltd filed Critical Pfizer Ltd
Priority to GB9510126A priority Critical patent/GB2300856A/en
Publication of GB9510126D0 publication Critical patent/GB9510126D0/en
Publication of GB2300856A publication Critical patent/GB2300856A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/553—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
    • C07F9/568—Four-membered rings
    • 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
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Cephalosporin Compounds (AREA)
GB9510126A 1995-05-16 1995-05-16 Beta-lactam preparation Withdrawn GB2300856A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9510126A GB2300856A (en) 1995-05-16 1995-05-16 Beta-lactam preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9510126A GB2300856A (en) 1995-05-16 1995-05-16 Beta-lactam preparation

Publications (2)

Publication Number Publication Date
GB9510126D0 true GB9510126D0 (en) 1995-07-12
GB2300856A GB2300856A (en) 1996-11-20

Family

ID=10774698

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9510126A Withdrawn GB2300856A (en) 1995-05-16 1995-05-16 Beta-lactam preparation

Country Status (1)

Country Link
GB (1) GB2300856A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004515503A (en) * 2000-12-04 2004-05-27 ファイザー・プロダクツ・インク Processes and ester derivatives useful for the production of cephalosporin antibiotics
PL362144A1 (en) * 2000-12-04 2004-10-18 Pfizer Products Inc. Coupling process and intermediates useful for preparing cephalosphorins
WO2003053522A1 (en) * 2001-12-21 2003-07-03 Pfizer Products Inc. Methods of treating bacterial infections in dogs and cats
AU2005225626B2 (en) * 2004-03-09 2008-03-13 Pfizer Products Inc. Process for preparing cephalosporin intermediates using alpha-iodo-1-azetidineacetic acid esters and trialkylphosphites
CN108424418A (en) * 2017-02-15 2018-08-21 山东致纯医药科技有限公司 A kind of Flomoxef sodium impurity
GB2575261B (en) 2018-07-02 2022-03-09 Norbrook Lab Ltd Intermediates in the synthesis of C3-substituted cephalosporins
TW202128675A (en) 2019-12-06 2021-08-01 美商維泰克斯製藥公司 Substituted tetrahydrofurans as modulators of sodium channels
PE20241335A1 (en) 2021-06-04 2024-07-03 Vertex Pharma N-(HYDROXYALKYL (HETERO)ARYL) TETRAHYDROFURAN CARBOXAMIDES AS SODIUM CHANNEL MODULATORS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7304755A (en) * 1972-04-14 1973-10-16
MY106399A (en) * 1990-07-24 1995-05-30 Pfizer Cephalosporins and homologeus, preparation and pharmaceutical composition

Also Published As

Publication number Publication date
GB2300856A (en) 1996-11-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)