BG107478A - Метод за кристализация на лозартан калий - Google Patents

Метод за кристализация на лозартан калий Download PDF

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Publication number
BG107478A
BG107478A BG107478A BG10747803A BG107478A BG 107478 A BG107478 A BG 107478A BG 107478 A BG107478 A BG 107478A BG 10747803 A BG10747803 A BG 10747803A BG 107478 A BG107478 A BG 107478A
Authority
BG
Bulgaria
Prior art keywords
losartan
potassium
acetone
methanol
formula
Prior art date
Application number
BG107478A
Other languages
Bulgarian (bg)
English (en)
Inventor
Rama Shankar
Venapu Reddy Ravinder
Shivakumaran Meenakshisunderam
Vijay K. 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 BG107478A publication Critical patent/BG107478A/bg

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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)
BG107478A 2001-05-18 2003-01-17 Метод за кристализация на лозартан калий BG107478A (bg)

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
BG107478A true BG107478A (bg) 2004-01-30

Family

ID=11097003

Family Applications (1)

Application Number Title Priority Date Filing Date
BG107478A BG107478A (bg) 2001-05-18 2003-01-17 Метод за кристализация на лозартан калий

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
AU2003278422A1 (en) * 2002-10-31 2004-05-25 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
EP1608641A1 (en) * 2003-04-03 2005-12-28 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
PL1658281T3 (pl) * 2003-08-27 2010-12-31 Zentiva Ks Sposób usuwania trifenylometanowej grupy zabezpieczającej
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
WO2005066158A2 (en) * 2004-01-06 2005-07-21 Ipca Laboratories Limited An improved process for the synthesis of losartan potassium
EP1713795A2 (en) 2004-02-11 2006-10-25 Teva Pharmaceutical Industries Ltd. Candesartan cilexetil polymorphs
EP1729766A1 (en) * 2004-03-01 2006-12-13 LEK Pharmaceuticals D.D. Pharmaceutical formulation
US20050250827A1 (en) * 2004-05-05 2005-11-10 Etinger Marina Y 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
WO1993010106A1 (en) * 1991-11-18 1993-05-27 E.I. Du Pont De Nemours And Company Tetrazolylphenylboronic acid intermediates for the synthesis of aii receptor antagonists
WO1998018787A1 (en) * 1996-10-29 1998-05-07 Merck & Co., Inc. Process for the crystallization of losartan
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
WO2002094816A1 (en) 2002-11-28
SI21236A (sl) 2003-12-31
JP2004520446A (ja) 2004-07-08
EP1294712A1 (en) 2003-03-26
SK722003A3 (en) 2003-12-02

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