ZA200606742B - Process for preparing cephalosporin intermediates using a-iodo-1-azetidineacetic acid esters and trialkylphosphites - Google Patents
Process for preparing cephalosporin intermediates using a-iodo-1-azetidineacetic acid esters and trialkylphosphitesInfo
- Publication number
- ZA200606742B ZA200606742B ZA200606742A ZA200606742A ZA200606742B ZA 200606742 B ZA200606742 B ZA 200606742B ZA 200606742 A ZA200606742 A ZA 200606742A ZA 200606742 A ZA200606742 A ZA 200606742A ZA 200606742 B ZA200606742 B ZA 200606742B
- Authority
- ZA
- South Africa
- Prior art keywords
- trialkylphosphites
- iodo
- acid esters
- preparing cephalosporin
- azetidineacetic acid
- Prior art date
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
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Communicable Diseases (AREA)
- Pharmacology & Pharmacy (AREA)
- Oncology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cephalosporin Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55184504P | 2004-03-09 | 2004-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200606742B true ZA200606742B (en) | 2008-09-25 |
Family
ID=34960709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200606742A ZA200606742B (en) | 2004-03-09 | 2006-08-14 | Process for preparing cephalosporin intermediates using a-iodo-1-azetidineacetic acid esters and trialkylphosphites |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US20070208172A1 (xx) |
| EP (1) | EP1725568A1 (xx) |
| JP (1) | JP2007528386A (xx) |
| CN (1) | CN1930173A (xx) |
| AR (1) | AR048081A1 (xx) |
| AU (1) | AU2005225626B2 (xx) |
| BR (1) | BRPI0508595A (xx) |
| CA (1) | CA2557798A1 (xx) |
| CO (1) | CO5721009A2 (xx) |
| IL (1) | IL177297A0 (xx) |
| NO (1) | NO20064580L (xx) |
| RU (1) | RU2321590C1 (xx) |
| WO (1) | WO2005092900A1 (xx) |
| ZA (1) | ZA200606742B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2575261B (en) | 2018-07-02 | 2022-03-09 | Norbrook Lab Ltd | Intermediates in the synthesis of C3-substituted cephalosporins |
| CN117186116B (zh) * | 2023-09-07 | 2024-06-07 | 浙江荣耀生物科技股份有限公司 | 一种头孢维星中间体的制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6001997A (en) * | 1990-07-24 | 1999-12-14 | Bateson; John Hargreaves | Cephalosporins and homologues, preparations and pharmaceutical compositions |
| GB2300856A (en) * | 1995-05-16 | 1996-11-20 | Pfizer Ltd | Beta-lactam preparation |
| DE19704841A1 (de) * | 1997-02-08 | 1998-08-13 | Itt Mfg Enterprises Inc | Verfahren und Vorrichtung zur Regelung der Längsdynamik eines Fahrzeugs |
| US6208106B1 (en) * | 1999-12-22 | 2001-03-27 | Visteon Global Technologies, Inc. | Method and system for adjusting headway in an adaptive speed control system based on road surface coefficient of friction |
| GB0019124D0 (en) * | 2000-08-03 | 2000-09-27 | Pfizer | Novel process |
| US6304808B1 (en) * | 2000-09-09 | 2001-10-16 | Kelsey-Hayes Company | Enhanced active brake control system functionality through system integration with adaptive cruise control |
| WO2002046199A1 (en) * | 2000-12-04 | 2002-06-13 | Pfizer Products Inc. | Process and ester derivatives useful for preparation of cephalosporins |
| AU2394302A (en) * | 2000-12-04 | 2002-06-18 | Pfizer Prod Inc | Coupling process and intermediates useful for preparing cephalosphorins |
-
2005
- 2005-02-25 EP EP05708621A patent/EP1725568A1/en not_active Withdrawn
- 2005-02-25 WO PCT/IB2005/000508 patent/WO2005092900A1/en active Search and Examination
- 2005-02-25 BR BRPI0508595-0A patent/BRPI0508595A/pt not_active IP Right Cessation
- 2005-02-25 CN CNA2005800075596A patent/CN1930173A/zh active Pending
- 2005-02-25 JP JP2007502426A patent/JP2007528386A/ja not_active Abandoned
- 2005-02-25 CA CA002557798A patent/CA2557798A1/en not_active Abandoned
- 2005-02-25 US US10/592,201 patent/US20070208172A1/en not_active Abandoned
- 2005-02-25 AU AU2005225626A patent/AU2005225626B2/en not_active Ceased
- 2005-02-25 RU RU2006132232/04A patent/RU2321590C1/ru not_active IP Right Cessation
- 2005-03-07 AR ARP050100859A patent/AR048081A1/es unknown
-
2006
- 2006-08-03 IL IL177297A patent/IL177297A0/en unknown
- 2006-08-14 ZA ZA200606742A patent/ZA200606742B/xx unknown
- 2006-09-08 CO CO06090501A patent/CO5721009A2/es not_active Application Discontinuation
- 2006-10-09 NO NO20064580A patent/NO20064580L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NO20064580L (no) | 2006-10-09 |
| WO2005092900A1 (en) | 2005-10-06 |
| CN1930173A (zh) | 2007-03-14 |
| BRPI0508595A (pt) | 2007-08-21 |
| RU2321590C1 (ru) | 2008-04-10 |
| AU2005225626A1 (en) | 2005-10-06 |
| US20070208172A1 (en) | 2007-09-06 |
| JP2007528386A (ja) | 2007-10-11 |
| IL177297A0 (en) | 2006-12-10 |
| AU2005225626B2 (en) | 2008-03-13 |
| EP1725568A1 (en) | 2006-11-29 |
| AR048081A1 (es) | 2006-03-29 |
| CO5721009A2 (es) | 2007-01-31 |
| CA2557798A1 (en) | 2005-10-06 |
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