ATE146461T1 - Verfahren zur einführung von lithium in ortho- stellung zur synthese von 2-substituierten 1- (tetrazol-5-yl) benzolen - Google Patents

Verfahren zur einführung von lithium in ortho- stellung zur synthese von 2-substituierten 1- (tetrazol-5-yl) benzolen

Info

Publication number
ATE146461T1
ATE146461T1 AT91303757T AT91303757T ATE146461T1 AT E146461 T1 ATE146461 T1 AT E146461T1 AT 91303757 T AT91303757 T AT 91303757T AT 91303757 T AT91303757 T AT 91303757T AT E146461 T1 ATE146461 T1 AT E146461T1
Authority
AT
Austria
Prior art keywords
synthesis
substituted
tetrazole
orthos
benzenes
Prior art date
Application number
AT91303757T
Other languages
English (en)
Inventor
Richard F Shuman
Anthony O King
Robert K Anderson
Original Assignee
Merck & Co Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24061644&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE146461(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Merck & Co Inc filed Critical Merck & Co Inc
Application granted granted Critical
Publication of ATE146461T1 publication Critical patent/ATE146461T1/de

Links

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
AT91303757T 1990-05-02 1991-04-25 Verfahren zur einführung von lithium in ortho- stellung zur synthese von 2-substituierten 1- (tetrazol-5-yl) benzolen ATE146461T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/517,889 US5039814A (en) 1990-05-02 1990-05-02 Ortho-lithiation process for the synthesis of 2-substituted 1-(tetrazol-5-yl)benzenes

Publications (1)

Publication Number Publication Date
ATE146461T1 true ATE146461T1 (de) 1997-01-15

Family

ID=24061644

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91303757T ATE146461T1 (de) 1990-05-02 1991-04-25 Verfahren zur einführung von lithium in ortho- stellung zur synthese von 2-substituierten 1- (tetrazol-5-yl) benzolen

Country Status (15)

Country Link
US (1) US5039814A (de)
EP (1) EP0455423B1 (de)
JP (1) JPH0717619B2 (de)
AT (1) ATE146461T1 (de)
CA (1) CA2041620C (de)
CY (1) CY1998A (de)
DE (1) DE69123632T2 (de)
DK (1) DK0455423T3 (de)
ES (1) ES2095907T3 (de)
GR (1) GR3022107T3 (de)
HK (1) HK59497A (de)
IE (1) IE911455A1 (de)
LV (1) LV11893B (de)
PT (1) PT97528B (de)
RO (1) RO110339B1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5616599A (en) * 1991-02-21 1997-04-01 Sankyo Company, Limited Angiotensin II antagosist 1-biphenylmethylimidazole compounds and their therapeutic use
US5256654A (en) * 1991-10-24 1993-10-26 American Home Products Corporation Substituted pyrrolopyrimidines, azepinopyrimidines and pyridopyrimidines useful as angiotensin II antagonists
US5149699A (en) * 1991-10-24 1992-09-22 American Home Products Corporation Substituted pyridopyrimidines useful as antgiotensin II antagonists
US5283242A (en) * 1991-10-24 1994-02-01 American Home Products Corporation Substituted benzimidazoles and quinazolines as antihypertensives
US5252753A (en) * 1991-11-01 1993-10-12 Ortho Pharmaceutical Corporation Process for the preparation of certain substituted biphenyl tetrazoles and compounds thereof
DK0643704T3 (da) * 1991-11-18 2004-01-19 Merck & Co Inc Tetrazolylphenylboronsyremellemprodukter til syntese af All-receptor antagonister
US5206374A (en) * 1991-11-18 1993-04-27 E. I. Du Pont De Nemours And Company Process for preparing tetrazolylphenylboronic acid intermediates
EP0550313A1 (de) * 1991-12-30 1993-07-07 Synthelabo 2-(Tetranol-5-yl)-(1,1'-Biphenyl)derivate, ihre Herstellung und Anwendung als Zwischenverbindungen
FR2688503B1 (fr) * 1992-03-16 1994-05-06 Synthelabo Procede de preparation de derives de 2-(tetrazol-5-yl)-[1,1'-biphenyle].
FR2696746B1 (fr) * 1992-10-12 1994-11-18 Synthelabo Dérivés de l'acide benzèneborinique, leur préparation et leur utilisation comme intermédiaires de synthèse.
FR2696745B1 (fr) * 1992-10-12 1995-05-12 Synthelabo Procédé de préparation de dérivés de phényltétrazole.
JP3501484B2 (ja) * 1992-12-17 2004-03-02 三共株式会社 ビフェニル誘導体
US5567815A (en) * 1994-07-18 1996-10-22 Bridgestone Corporation Teritary amine containing antonic initiators used in preparing polymers and process for the preparation thereof
EP0782996B1 (de) * 1994-09-20 1999-02-17 Wakunaga Seiyaku Kabushiki Kaisha Verfahren zur herstellung von n-biphenylmethylthiadiazolin derivaten oder deren salzen sowie dafür benötigte zwischen verbindungen
KR100354802B1 (ko) * 1994-10-20 2002-12-26 한국화학연구원 테트라졸유도체의제조방법
WO1996040684A1 (en) * 1995-06-07 1996-12-19 American Home Products Corporation Process for preparation of biphenyl derivatives
US5760220A (en) * 1995-06-07 1998-06-02 American Home Products Corporation Process for preparation of biphenyl derivatives
IT1292437B1 (it) 1997-06-30 1999-02-08 Zambon Spa Processo di orto-metallazione utile per la sintesi di 1 - tetrazol- 5-il) benzeni 2-sostituiti
ES2264641B1 (es) * 2005-06-17 2008-03-01 Quimica Sintetica, S.A. Procedimiento para la obtencion de derivados de bencimidazol y sus intermedios.
EP2081892A4 (de) 2006-11-17 2014-03-05 Donald F Weaver Verbindungen und verfahren zur behandlung von proteinfaltungserkrankungen
WO2009078965A1 (en) 2007-12-17 2009-06-25 United Therapeutics Corporation An improved process to prepare treprostinil, the active ingredient in remodulin
US8481782B2 (en) 2010-06-03 2013-07-09 United Therapeutics Corporation Treprostinil production
KR101454571B1 (ko) * 2011-03-02 2014-10-23 유나이티드 세러퓨틱스 코오포레이션 트레프로스티닐 생산을 위한 중간체 합성
US9593061B2 (en) 2014-10-20 2017-03-14 United Therapeutics Corporation Synthesis of intermediates for producing prostacyclin derivatives

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534113A (en) * 1968-02-08 1970-10-13 Lithium Corp Preparation of aryllithium compounds by metalation
CH530980A (de) * 1969-03-05 1972-11-30 Sandoz Ag Verfahren zur Herstellung von Imidazo(2,1-a)isoindolen
US4620025A (en) * 1984-08-01 1986-10-28 Merck & Co., Inc. Process for the preparation of biphenyl intermediates
US4820843A (en) * 1987-05-22 1989-04-11 E. I. Du Pont De Nemours And Company Tetrazole intermediates to antihypertensive compounds
US4870186A (en) * 1987-05-22 1989-09-26 E. I. Du Pont De Nemours And Company Tetrazole intermediates to antihypertensive compounds
CA1338238C (en) * 1988-01-07 1996-04-09 David John Carini Angiotensin ii receptor blocking imidazoles and combinations thereof with diuretics and nsaids

Also Published As

Publication number Publication date
LV11893A (en) 1997-12-20
LV11893B (en) 1998-03-20
PT97528A (pt) 1992-01-31
EP0455423A2 (de) 1991-11-06
CY1998A (en) 1997-12-05
PT97528B (pt) 1998-08-31
JPH0717619B2 (ja) 1995-03-01
ES2095907T3 (es) 1997-03-01
JPH04225966A (ja) 1992-08-14
CA2041620A1 (en) 1991-11-03
DE69123632T2 (de) 1997-05-15
DE69123632D1 (de) 1997-01-30
GR3022107T3 (en) 1997-03-31
EP0455423A3 (en) 1992-12-09
HK59497A (en) 1997-05-16
CA2041620C (en) 2003-03-11
US5039814A (en) 1991-08-13
DK0455423T3 (da) 1997-06-09
IE911455A1 (en) 1991-11-06
EP0455423B1 (de) 1996-12-18
RO110339B1 (ro) 1995-12-29

Similar Documents

Publication Publication Date Title
DE69123632D1 (de) Verfahren zur Einführung von Lithium in ortho-Stellung zur Synthese von 2-substituierten 1-(Tetrazol-5-yl) benzolen
DE69808093D1 (de) Verfahren zur herstellung von 2-substituierten 1-(tetrazol-5-yl)benzenverbindungen durch ortho-metallierung
DE69830507D1 (de) Verfahren zur herstellung organischer boronsäurederivate mit hilfe von diboronsäure
DE69233734D1 (de) 2-(2'-Triphenylmethyl-2'H-tetrazol-5'-yl)phenylborsäure als Zwischenprodukt zur Synthese von A II Receptorenantagonisten
DE602004016771D1 (de) Radikalfänger bei der fluorierung von iodiniumsalz
RO86825B (ro) Procedeu pentru prepararea unor acizi 7-amino-3-metil-substituit-delta3-cefem-4-carboxilici
ES2125210T1 (es) Metodo para la sintesis de un compuesto de benzimidazole.
ATE253543T1 (de) Verfahren zur umsetzung einer ein gemisch enthaltenden lösung
DE59902627D1 (de) Verfahren zur stofflichen Verwertung von Gülle
ATE430121T1 (de) Verfahren zur mononitrierung von alkandiolen
ES2028085T3 (es) Metodo para la produccion de malemidas.
DE69917615D1 (de) Ein verfahren zur herstellung von (2s,2'r,3'r)-2-(2,3-dicarboxycyclopropyl)-glycin
Wang et al. A versatile method for the facile synthesis of enantiopure trans-and cis-2, 5-disubstituted pyrrolidines
Curphey et al. Synthesis of 3H-1, 2-dithiole-3-thiones by a novel oxidative cyclization
ATE60331T1 (de) Zwischenverbindungen zur synthese von carbonsaeuren.
EP1493713A4 (de) System zur rezyklierung verbrauchter schwefelsäure, verfahren zur rezyklierung von schwefelsäureabfällen und rezyklierte schwefelsäure
DE69019770D1 (de) Verfahren zur Reinigung, Vervielfachung und zum Nachweis einer Nukleinsäure.
DE60002273D1 (de) Verfahren zur Reinigung von Diosmin
TR199901895T2 (xx) 6-Aminokapronitril ve imin i�eren kar���mlardan 6-Aminokapronitril ayr��t�rma y�ntemi.
PT65750B (de) Ndung als insektizide akarizide und nematizide .-esteramide verfahren zu ihrer herstellung und ihre verweo-triazolylthiono(thiol)-phosphor(phosphon)-saureester bzw
ATE113582T1 (de) Verfahren zur oxidation von hydroxymethylpyridinderivaten zu pyridincarbonsäurederivaten.
Iwasaki et al. Reaction of 1-benzopyrylium salts with trialkyl phosphite: formation of 2, 4-disubstituted 1-benzopyran derivatives
AR005520A1 (es) Proceso para la preparacion de dihidropirimidinonas.
Farber Errors in chemical identification: a precautionary note to the history of chemistry
ATE249431T1 (de) Verfahren zur herstellung von oxiranen,aziridinen und cyclopropanen

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time