SI21236A - Postopek kristalizacije losartan kalija - Google Patents

Postopek kristalizacije losartan kalija Download PDF

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Publication number
SI21236A
SI21236A SI200120042A SI200120042A SI21236A SI 21236 A SI21236 A SI 21236A SI 200120042 A SI200120042 A SI 200120042A SI 200120042 A SI200120042 A SI 200120042A SI 21236 A SI21236 A SI 21236A
Authority
SI
Slovenia
Prior art keywords
losartan
potassium
acetone
methanol
losartan potassium
Prior art date
Application number
SI200120042A
Other languages
English (en)
Slovenian (sl)
Inventor
Ramashankar
Ravinder Vennapu Reddy
Meenakshisunderam Sivakumaran
Vijay Kumar Handa
Original Assignee
Aurobindo Pharma Limited
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 Aurobindo Pharma Limited filed Critical Aurobindo Pharma Limited
Publication of SI21236A publication Critical patent/SI21236A/sl

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a carbon chain containing aromatic 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)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
SI200120042A 2001-05-18 2001-11-20 Postopek kristalizacije losartan kalija SI21236A (sl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN403CH2001 2001-05-18
PCT/IN2001/000205 WO2002094816A1 (en) 2001-05-18 2001-11-20 Process for the crystallization of losartan potassium

Publications (1)

Publication Number Publication Date
SI21236A true SI21236A (sl) 2003-12-31

Family

ID=11097003

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200120042A SI21236A (sl) 2001-05-18 2001-11-20 Postopek kristalizacije losartan kalija

Country Status (6)

Country Link
EP (1) EP1294712A1 (sk)
JP (1) JP2004520446A (sk)
BG (1) BG107478A (sk)
SI (1) SI21236A (sk)
SK (1) SK722003A3 (sk)
WO (1) WO2002094816A1 (sk)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030135041A1 (en) 2002-01-04 2003-07-17 Orchid Chemicals & Pharmaceuticals Limited, India Synthesis of ceftiofur intermediate
WO2004039352A2 (en) * 2002-10-31 2004-05-13 Ranbaxy Laboratories Limited Amorphous form of losartan potassium
ITMI20030328A1 (it) * 2003-02-25 2004-08-26 Dinamite Dipharma S P A In Forma A Bbreviata Diph Polimorfi di losartan potassio e procedimento per la loro preparazione.
WO2004076442A1 (en) * 2003-02-28 2004-09-10 Ranbaxy Laboratories Limited Polymorphs of losartan
WO2004087691A1 (en) * 2003-04-03 2004-10-14 Ipca Laboratories Limited A process for the synthesis of losartan potassium
US7345071B2 (en) 2003-05-07 2008-03-18 Ipca Laboratories Limited Process for the synthesis of Losartan potassium
DE602004029373D1 (de) * 2003-08-27 2010-11-11 Zentiva Ks Verfahren zur entfernung der triphenylmethanschutzgruppe
ITMI20032472A1 (it) * 2003-12-16 2005-06-17 Dinamite Dipharma S P A In Forma A Bbreviata Diph Procedimento per la preparazione di losartan potassio cristallino
EP1709034A2 (en) * 2004-01-06 2006-10-11 IPCA Laboratories Limited An improved process for the synthesis of losartan potassium
WO2005077941A2 (en) 2004-02-11 2005-08-25 Teva Pharmaceutical Industries Ltd. Candesartan cilexetil polymorphs
EP1729766A1 (en) * 2004-03-01 2006-12-13 LEK Pharmaceuticals D.D. Pharmaceutical formulation
EP1742938A1 (en) * 2004-05-05 2007-01-17 Teva Pharmaceutical Industries Ltd. Preparation of candesartan cilexetil in high purity
WO2010046804A2 (en) * 2008-10-21 2010-04-29 Alembic Limited A process for preparation of losartan potassium form i

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5138069A (en) * 1986-07-11 1992-08-11 E. I. Du Pont De Nemours And Company Angiotensin II receptor blocking imidazoles
EP0643704B1 (en) * 1991-11-18 2003-09-17 E.I. Du Pont De Nemours And Company Tetrazolylphenylboronic acid intermediates for the synthesis of aii receptor antagonists
JP3249827B2 (ja) * 1996-10-29 2002-01-21 メルク エンド カンパニー インコーポレーテッド ロサルタンの結晶化法
HU222773B1 (hu) * 2000-04-21 2003-10-28 Richter Gedeon Vegyészeti Gyár Rt. Eljárás egy ismert tetrazolszármazék előállítására

Also Published As

Publication number Publication date
BG107478A (bg) 2004-01-30
JP2004520446A (ja) 2004-07-08
SK722003A3 (en) 2003-12-02
EP1294712A1 (en) 2003-03-26
WO2002094816A1 (en) 2002-11-28

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Legal Events

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IF Valid on the event date
KO00 Lapse of patent

Effective date: 20050822