BG107478A - Метод за кристализация на лозартан калий - Google Patents
Метод за кристализация на лозартан калий Download PDFInfo
- 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
Links
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN403CH2001 | 2001-05-18 | ||
PCT/IN2001/000205 WO2002094816A1 (fr) | 2001-05-18 | 2001-11-20 | Procede de cristallisation du 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 (fr) |
JP (1) | JP2004520446A (fr) |
BG (1) | BG107478A (fr) |
SI (1) | SI21236A (fr) |
SK (1) | SK722003A3 (fr) |
WO (1) | WO2002094816A1 (fr) |
Families Citing this family (13)
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 |
US20060241305A1 (en) * | 2002-10-31 | 2006-10-26 | Yatendra Kumar | 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 (fr) * | 2003-02-28 | 2004-09-10 | Ranbaxy Laboratories Limited | Polymorphes de losartan |
WO2004087691A1 (fr) * | 2003-04-03 | 2004-10-14 | Ipca Laboratories Limited | Procede de synthese de losartan potassique |
US7345071B2 (en) | 2003-05-07 | 2008-03-18 | Ipca Laboratories Limited | Process for the synthesis of Losartan potassium |
EP1658281B1 (fr) * | 2003-08-27 | 2010-09-29 | Zentiva, k.s. | Procede d'extraction du groupe protecteur de triphenylmethane |
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 (fr) * | 2004-01-06 | 2005-07-21 | Ipca Laboratories Limited | Procede ameliore de synthese du losartan potassique |
US7692023B2 (en) | 2004-02-11 | 2010-04-06 | Teva Pharmaceutical Industries Ltd. | Candesartan cilexetil polymorphs |
WO2005084670A1 (fr) * | 2004-03-01 | 2005-09-15 | Lek Pharmaceuticals D.D. | Formulation pharmaceutique |
EP1742938A1 (fr) * | 2004-05-05 | 2007-01-17 | Teva Pharmaceutical Industries Ltd. | Elaboration de of candesartan cilexetil de purete elevee |
WO2010046804A2 (fr) * | 2008-10-21 | 2010-04-29 | Alembic Limited | Procédé de préparation du losartan potassium forme i |
Family Cites Families (4)
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 |
JPH08500323A (ja) * | 1991-11-18 | 1996-01-16 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | A▲ii▼受容体アンタゴニストの合成のためのテトラゾリルフェニルボロン酸中間体 |
WO1998018787A1 (fr) * | 1996-10-29 | 1998-05-07 | Merck & Co., Inc. | Procede de cristallisation du losartan |
HU222773B1 (hu) * | 2000-04-21 | 2003-10-28 | Richter Gedeon Vegyészeti Gyár Rt. | Eljárás egy ismert tetrazolszármazék előállítására |
-
2001
- 2001-11-20 SK SK72-2003A patent/SK722003A3/sk unknown
- 2001-11-20 WO PCT/IN2001/000205 patent/WO2002094816A1/fr not_active Application Discontinuation
- 2001-11-20 SI SI200120042A patent/SI21236A/sl not_active IP Right Cessation
- 2001-11-20 EP EP01274254A patent/EP1294712A1/fr not_active Withdrawn
- 2001-11-20 JP JP2002591489A patent/JP2004520446A/ja active Pending
-
2003
- 2003-01-17 BG BG107478A patent/BG107478A/bg unknown
Also Published As
Publication number | Publication date |
---|---|
SK722003A3 (en) | 2003-12-02 |
SI21236A (sl) | 2003-12-31 |
WO2002094816A1 (fr) | 2002-11-28 |
JP2004520446A (ja) | 2004-07-08 |
EP1294712A1 (fr) | 2003-03-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BG107478A (bg) | Метод за кристализация на лозартан калий | |
EP1658281B1 (fr) | Procede d'extraction du groupe protecteur de triphenylmethane | |
US6710183B2 (en) | Process for the synthesis of a known tetrazol derivative | |
JP2004520446A5 (fr) | ||
EP1853591B1 (fr) | Procede pour l'obtention d'un compose pharmaceutiquement actif (irbesartan) et son intermediaire de synthese | |
WO2014012880A1 (fr) | Procédé de préparation d'intermédiaires pour la synthèse d'étexilate de dabigatran, et formes cristallines de ces intermédiaires | |
EA007323B1 (ru) | Способ получения n-(1-оксопентил)-n-[[2'-(1h-тетразол-5-ил)[1,1'-дифенил] -4-ил] метил]-l-валина (валсартана) | |
US6350880B1 (en) | Crystalline or crystallized acid addition salt of losartan and purification method of losartan | |
EP1912956B1 (fr) | Sels métalliques du 2'-(1h-tetrazol-5-yl)-1,1'-biphényl-4-carboxaldéhyde | |
EP2016073B1 (fr) | Procede de preparation d'irbesartan pur | |
WO2010029457A2 (fr) | Procédé de préparation amélioré du losartan potassique | |
KR100809159B1 (ko) | 로사탄의 개선된 제조방법 | |
US7345071B2 (en) | Process for the synthesis of Losartan potassium | |
US6916935B2 (en) | Losartan potassium synthesis | |
EP2022790A1 (fr) | Procédé pour la préparation ou la purification d'olmésartan médoxomil | |
CN117858866A (zh) | 用于制备色胺衍生物的方法 | |
WO2005066158A2 (fr) | Procede ameliore de synthese du losartan potassique | |
CZ20032319A3 (cs) | Způsob odstraňování trifenylmethanové chránící skupiny z 1-trityl-5-(4'-subst. aminomethyl-1,1' -bifenyl-2-yl)-1H-tetrazolů a způsob výroby draselné soli losartanu, irbesartanu a valsartanu s jeho použitím | |
JP2004352715A (ja) | N−メチル−n−フェニルアミノアクロレインの合成 | |
WO2004087691A1 (fr) | Procede de synthese de losartan potassique | |
JP2001002657A (ja) | 2−アルキル−4−クロロ−5−ヒドロキシメチルイミダゾール誘導体の製造法 |