IL133249A - Ortho-metalation process for the synthesis of 2-substituted-1- (tetrazol-5-yl) benzenes - Google Patents

Ortho-metalation process for the synthesis of 2-substituted-1- (tetrazol-5-yl) benzenes

Info

Publication number
IL133249A
IL133249A IL13324998A IL13324998A IL133249A IL 133249 A IL133249 A IL 133249A IL 13324998 A IL13324998 A IL 13324998A IL 13324998 A IL13324998 A IL 13324998A IL 133249 A IL133249 A IL 133249A
Authority
IL
Israel
Prior art keywords
synthesis
benzenes
tetrazol
ortho
substituted
Prior art date
Application number
IL13324998A
Other languages
English (en)
Other versions
IL133249A0 (en
Original Assignee
Zambon Spa
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 Zambon Spa filed Critical Zambon Spa
Publication of IL133249A0 publication Critical patent/IL133249A0/xx
Publication of IL133249A publication Critical patent/IL133249A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F3/00—Compounds containing elements of Groups 2 or 12 of the Periodic Table
    • C07F3/02—Magnesium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IL13324998A 1997-06-30 1998-06-29 Ortho-metalation process for the synthesis of 2-substituted-1- (tetrazol-5-yl) benzenes IL133249A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT97MI001544A IT1292437B1 (it) 1997-06-30 1997-06-30 Processo di orto-metallazione utile per la sintesi di 1 - tetrazol- 5-il) benzeni 2-sostituiti
PCT/EP1998/003969 WO1999001459A1 (en) 1997-06-30 1998-06-29 Ortho-metalation process for the synthesis of 2-substituted-1-(tetrazol-5-yl)benzenes

Publications (2)

Publication Number Publication Date
IL133249A0 IL133249A0 (en) 2001-04-30
IL133249A true IL133249A (en) 2003-12-10

Family

ID=11377464

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13324998A IL133249A (en) 1997-06-30 1998-06-29 Ortho-metalation process for the synthesis of 2-substituted-1- (tetrazol-5-yl) benzenes

Country Status (12)

Country Link
US (1) US6271375B1 (cs)
EP (1) EP0994881B1 (cs)
JP (1) JP4128633B2 (cs)
AT (1) ATE224395T1 (cs)
CA (1) CA2294609C (cs)
CZ (1) CZ293277B6 (cs)
DE (1) DE69808093T2 (cs)
ES (1) ES2182349T3 (cs)
HU (1) HU226471B1 (cs)
IL (1) IL133249A (cs)
IT (1) IT1292437B1 (cs)
WO (1) WO1999001459A1 (cs)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1172719C (zh) * 1999-04-28 2004-10-27 武田药品工业株式会社 单纯性视网膜病或前增殖性视网膜病的预防剂、治疗剂、发展抑制剂
CA2769703A1 (en) 2002-07-26 2004-02-19 Amo Groningen B.V. Method and device for manipulation of an intraocular lens
US7019148B2 (en) * 2003-01-16 2006-03-28 Teva Pharmaceutical Industries, Ltd. Synthesis of irbesartan
DE602004013405T2 (de) * 2003-03-17 2009-05-07 Teva Pharmaceutical Industries Ltd. Polymorphe formen von valsartan
US7199144B2 (en) 2003-04-21 2007-04-03 Teva Pharmaceuticals Industries, Ltd. Process for the preparation of valsartan and intermediates thereof
EP1950204A1 (en) 2003-03-17 2008-07-30 Teva Pharmaceutical Industries Ltd. Amorphous form of valsartan
WO2004094391A2 (en) * 2003-04-21 2004-11-04 Teva Pharmaceutical Industries Ltd. Process for the preparation of valsartan and intermediates thereof
WO2004094392A1 (en) * 2003-04-21 2004-11-04 Teva Pharmaceutical Industries Ltd. Process for the preparation of valsartan
PL1660463T3 (pl) * 2003-08-08 2008-05-30 Dipharma Francis Srl Sposób wytwarzania pochodnych fenylotetrazolu
WO2005049587A1 (en) * 2003-11-21 2005-06-02 Ranbaxy Laboratories Limited Process for preparation of biphenyl tetrazole
AU2005249794A1 (en) 2004-06-04 2005-12-15 Teva Pharmaceutical Industries, Ltd. Pharmaceutical composition containing irbesartan
WO2006067216A2 (en) 2004-12-22 2006-06-29 Enantia, S. L. Intermediate compounds for the preparation of an angiotensin ii receptor and process for the preparation of valsartan
DE602005007384D1 (de) * 2004-12-22 2008-07-17 Algry Quimica S L Zwischenprodukte für die herstellung von antagonisten des angiotensin-ii-rezeptors
US20070117987A1 (en) * 2005-07-05 2007-05-24 Viviana Braude Process for preparing valsartan
EP2043607A2 (en) * 2006-06-23 2009-04-08 Usv Limited Process for the preparation of micronized valsartan
US7943794B2 (en) * 2008-02-13 2011-05-17 Ranbaxy Laboratories Limited Processes for the preparation of intermediates of valsartan
EP2260018A2 (en) * 2008-04-07 2010-12-15 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
WO2018002673A1 (en) 2016-07-01 2018-01-04 N4 Pharma Uk Limited Novel formulations of angiotensin ii receptor antagonists
CN114845713B (zh) 2019-12-02 2025-07-08 哈曼菲诺化学有限公司 制备高纯度缬沙坦的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039814A (en) * 1990-05-02 1991-08-13 Merck & Co., Inc. Ortho-lithiation process for the synthesis of 2-substituted 1-(tetrazol-5-yl)benzenes
US5149699A (en) 1991-10-24 1992-09-22 American Home Products Corporation Substituted pyridopyrimidines useful as antgiotensin II antagonists
TW226375B (cs) * 1991-10-24 1994-07-11 American Home Prod
US5256654A (en) 1991-10-24 1993-10-26 American Home Products Corporation Substituted pyrrolopyrimidines, azepinopyrimidines and pyridopyrimidines useful as angiotensin II antagonists
EP0550313A1 (fr) * 1991-12-30 1993-07-07 Synthelabo Nouveaux dérivés de 2-(tétrazol-5-yl)-(1,1'-biphényle), leur préparation et leur utilisation comme intermédiaires de synthèse
US5310929A (en) * 1992-08-06 1994-05-10 E. I. Du Pont De Nemours And Company Prodrugs of imidazole carboxylic acids as angiotensin II receptor antagonists
FR2696746B1 (fr) * 1992-10-12 1994-11-18 Synthelabo Dérivés de l'acide benzèneborinique, leur préparation et leur utilisation comme intermédiaires de synthèse.
US5760220A (en) 1995-06-07 1998-06-02 American Home Products Corporation Process for preparation of biphenyl derivatives
ATE240325T1 (de) * 1995-06-07 2003-05-15 Wyeth Corp Verfahren zur herstellung von biphenylderivaten

Also Published As

Publication number Publication date
HU226471B1 (en) 2008-12-29
JP4128633B2 (ja) 2008-07-30
ITMI971544A1 (it) 1998-12-30
ES2182349T3 (es) 2003-03-01
DE69808093D1 (de) 2002-10-24
HUP0004227A3 (en) 2003-03-28
ITMI971544A0 (cs) 1997-06-30
ATE224395T1 (de) 2002-10-15
HUP0004227A2 (hu) 2001-06-28
CA2294609A1 (en) 1999-01-14
CA2294609C (en) 2008-08-19
IL133249A0 (en) 2001-04-30
CZ293277B6 (cs) 2004-03-17
US6271375B1 (en) 2001-08-07
EP0994881B1 (en) 2002-09-18
WO1999001459A1 (en) 1999-01-14
DE69808093T2 (de) 2003-06-05
IT1292437B1 (it) 1999-02-08
JP2002510314A (ja) 2002-04-02
EP0994881A1 (en) 2000-04-26
CZ477499A3 (cs) 2000-07-12

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Legal Events

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FF Patent granted
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees