WO2008007391A3 - An improved process for the preparation of valsartan - Google Patents

An improved process for the preparation of valsartan Download PDF

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Publication number
WO2008007391A3
WO2008007391A3 PCT/IN2007/000279 IN2007000279W WO2008007391A3 WO 2008007391 A3 WO2008007391 A3 WO 2008007391A3 IN 2007000279 W IN2007000279 W IN 2007000279W WO 2008007391 A3 WO2008007391 A3 WO 2008007391A3
Authority
WO
WIPO (PCT)
Prior art keywords
preparation
valsartan
improved process
relates
novel
Prior art date
Application number
PCT/IN2007/000279
Other languages
French (fr)
Other versions
WO2008007391A2 (en
Inventor
Manne Satyanarayana Reddy
Muppa Kishore Kumar
Karamala Rama Subba Reddy
Original Assignee
Manne Satyanarayana Reddy
Muppa Kishore Kumar
Karamala Rama Subba Reddy
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 Manne Satyanarayana Reddy, Muppa Kishore Kumar, Karamala Rama Subba Reddy filed Critical Manne Satyanarayana Reddy
Publication of WO2008007391A2 publication Critical patent/WO2008007391A2/en
Publication of WO2008007391A3 publication Critical patent/WO2008007391A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04—Five-membered rings

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The present invention relates to an improved process for the preparation of valsartan compound of formula-1 through novel intermediate compounds. It also relates to a novel process for the preparation of amorphous form of valsartan.
PCT/IN2007/000279 2006-07-10 2007-07-09 An improved process for the preparation of valsartan WO2008007391A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN1204CH2006 2006-07-10
IN1204/CHE/2006 2006-07-10

Publications (2)

Publication Number Publication Date
WO2008007391A2 WO2008007391A2 (en) 2008-01-17
WO2008007391A3 true WO2008007391A3 (en) 2010-02-18

Family

ID=38923685

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2007/000279 WO2008007391A2 (en) 2006-07-10 2007-07-09 An improved process for the preparation of valsartan

Country Status (1)

Country Link
WO (1) WO2008007391A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8492577B2 (en) 2008-04-07 2013-07-23 Hetero Research Foundation Process for preparation of valsartan intermediate
WO2012056294A1 (en) 2010-10-29 2012-05-03 Jubilant Life Sciences Ltd. An improved process for the preparation of n-pentanoyl-n-[[2'-(1h-tetrazol-5-yi)[1,1'-biphenyl]-4-yi]methyl]-l-valine
CN102702118B (en) * 2012-06-11 2014-04-16 吉林三善恩科技开发有限公司 Valsartan organic pharmaceutical co-crystal and preparation method thereof
CN104072433A (en) * 2014-07-16 2014-10-01 南京正大天晴制药有限公司 Hydrolysable impurity compound of valsartan and preparation method, detection method and use thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004094391A2 (en) * 2003-04-21 2004-11-04 Teva Pharmaceutical Industries Ltd. Process for the preparation of valsartan and intermediates thereof
WO2005102987A1 (en) * 2004-04-20 2005-11-03 Inke, S.A. Process for the preparation of valsartan and precursors thereof
EP1661891A1 (en) * 2004-11-30 2006-05-31 KRKA, D.D., Novo Mesto A process for the synthesis of valsartan

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004094391A2 (en) * 2003-04-21 2004-11-04 Teva Pharmaceutical Industries Ltd. Process for the preparation of valsartan and intermediates thereof
WO2005102987A1 (en) * 2004-04-20 2005-11-03 Inke, S.A. Process for the preparation of valsartan and precursors thereof
EP1661891A1 (en) * 2004-11-30 2006-05-31 KRKA, D.D., Novo Mesto A process for the synthesis of valsartan

Also Published As

Publication number Publication date
WO2008007391A2 (en) 2008-01-17

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