AU568934B2 - New process for the synthesis of pyrido-imidazo-rifamycins - Google Patents

New process for the synthesis of pyrido-imidazo-rifamycins

Info

Publication number
AU568934B2
AU568934B2 AU42515/85A AU4251585A AU568934B2 AU 568934 B2 AU568934 B2 AU 568934B2 AU 42515/85 A AU42515/85 A AU 42515/85A AU 4251585 A AU4251585 A AU 4251585A AU 568934 B2 AU568934 B2 AU 568934B2
Authority
AU
Australia
Prior art keywords
rifamycins
pyrido
imidazo
synthesis
new process
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU42515/85A
Other languages
English (en)
Other versions
AU4251585A (en
Inventor
Vincenzo Cannata
Egidio Marchi
Silvano Piani
Gian Franco Tamagnone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alfa Farmaceutici SpA
Original Assignee
Alfa Farmaceutici 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 Alfa Farmaceutici SpA filed Critical Alfa Farmaceutici SpA
Publication of AU4251585A publication Critical patent/AU4251585A/en
Application granted granted Critical
Publication of AU568934B2 publication Critical patent/AU568934B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/22—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains four or more hetero rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Communicable Diseases (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Oncology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AU42515/85A 1984-05-15 1985-05-15 New process for the synthesis of pyrido-imidazo-rifamycins Expired AU568934B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT03463/84A IT1199374B (it) 1984-05-15 1984-05-15 Processo per la preparazione di pirido-imidazo-rifamicine
IT3463/84 1984-05-15

Publications (2)

Publication Number Publication Date
AU4251585A AU4251585A (en) 1985-11-21
AU568934B2 true AU568934B2 (en) 1988-01-14

Family

ID=11107845

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42515/85A Expired AU568934B2 (en) 1984-05-15 1985-05-15 New process for the synthesis of pyrido-imidazo-rifamycins

Country Status (18)

Country Link
US (1) US4557866A (en:Method)
EP (1) EP0161534B1 (en:Method)
JP (1) JPS60252483A (en:Method)
AR (1) AR241913A1 (en:Method)
AT (1) ATE46512T1 (en:Method)
AU (1) AU568934B2 (en:Method)
CA (1) CA1215708A (en:Method)
DE (1) DE3573120D1 (en:Method)
DK (1) DK162647C (en:Method)
ES (1) ES8603489A1 (en:Method)
FI (1) FI81101C (en:Method)
GR (1) GR851144B (en:Method)
IE (1) IE58392B1 (en:Method)
IT (1) IT1199374B (en:Method)
NO (1) NO164242C (en:Method)
PH (1) PH22007A (en:Method)
PT (1) PT80446B (en:Method)
ZA (1) ZA852971B (en:Method)

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US7923553B2 (en) 2003-11-07 2011-04-12 Alfa Wassermann, S.P.A. Processes for the production of polymorphic forms of rifaximin
ITMI20032144A1 (it) * 2003-11-07 2005-05-08 Alfa Wassermann Spa Forme polimorfe di rifaximina, processi per ottenerle e
US7906542B2 (en) 2004-11-04 2011-03-15 Alfa Wassermann, S.P.A. Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin
US7902206B2 (en) 2003-11-07 2011-03-08 Alfa Wassermann, S.P.A. Polymorphic forms α, β and γ of rifaximin
US20080262024A1 (en) * 2003-11-07 2008-10-23 Giuseppe Claudio Viscomi Rifaximin compositions and method of use
US20060210483A1 (en) * 2005-03-02 2006-09-21 Kodsi Robert E Non-systemic antibiotic formulations and related method of use and treatment of upper respiratory infections
US20060210492A1 (en) * 2005-03-02 2006-09-21 Kodsi Robert E Use of rifaximin for treatment and prevention of periodontal conditions
US8003118B2 (en) * 2005-03-02 2011-08-23 Kodsi Robert E Use of rifaximin for the prevention of aspiration pneumonia and/or sepsis
DK1698630T3 (da) * 2005-03-03 2014-12-08 Alfa Wassermann Spa Nye polymorfe former af rifaximin, fremgangsmåde for deres fremstilling og anvendelse deraf i de medicinske præparater
ITBO20050123A1 (it) 2005-03-07 2005-06-06 Alfa Wassermann Spa Formulazioni farmaceutiche gastroresistenti contenenti rifaximina
BRPI0708561A2 (pt) 2006-03-09 2011-06-07 Salix Pharmaceuticals Inc preparação farmacêutica, e métodos de tratamento de um indivìduo que sofre de um distúrbio anal, e de avaliação da eficácia de um tratamento de distúrbio anal em um indivìduo, monitoramento do progresso de um indivìduo sendo tratado para um distúrbio anal, ou um método de seleção de um indivìduo para o tratamento de distúrbio anal
AU2007281413B2 (en) 2006-08-02 2013-10-31 Christopher Jahraus Compositions and methods for the treatment of radiation proctosigmoiditis
ITMI20061692A1 (it) 2006-09-05 2008-03-06 Alfa Wassermann Spa Uso di polioli per ottenere forme polimorfe stabili di rifaximina
US8633234B2 (en) * 2006-09-22 2014-01-21 Cipla Limited Rifaximin
US20080161337A1 (en) * 2007-01-03 2008-07-03 Leonard Weinstock Use of Rifaximin for the Treatment of Chronic Prostatitis
US20080159987A1 (en) * 2007-01-03 2008-07-03 Leonard Weinstock Use of Rifaximin for the Treatment of Restless Legs Syndrome
ITMI20071241A1 (it) * 2007-06-20 2008-12-21 Solmag S P A Processo per la preparazione di rifaximina amorfa e rifaximina amorfa cosi' ottenuta
US7709634B2 (en) 2007-09-20 2010-05-04 Apotex Pharmachem Inc. Amorphous form of rifaximin and processes for its preparation
US8486956B2 (en) 2008-02-25 2013-07-16 Salix Pharmaceuticals, Ltd Forms of rifaximin and uses thereof
CN102015725B (zh) * 2008-02-25 2014-10-22 萨利克斯药品有限公司 利福昔明的多种形式及其用途
MX2010009197A (es) 2008-02-26 2010-11-22 Salix Pharmaceuticals Ltd Metodos para tratar padecimientos del intestino.
US11779571B2 (en) 2008-02-26 2023-10-10 Salix Pharmaceuticals, Inc. Methods for treating irritable bowel syndrome (IBS)
EP2294012B1 (en) 2008-05-07 2014-07-09 Salix Pharmaceuticals, Ltd. Administration of a bowel cleanser and an antibiotic for the treatment of bowel disease
CN101585843B (zh) * 2008-05-21 2011-07-06 重庆赛诺生物药业股份有限公司 一种利福昔明的制备工艺
EP4591862A3 (en) 2008-10-02 2025-10-15 Salix Pharmaceuticals, Inc. Methods of treating hepatic encephalopathy
US12285414B2 (en) 2008-10-02 2025-04-29 Salix Pharmaceuticals, Inc. Methods of treating hepatic encephalopathy
US7928115B2 (en) * 2008-10-02 2011-04-19 Salix Pharmaceuticals, Ltd. Methods of treating travelers diarrhea and hepatic encephalopathy
US20110035232A1 (en) * 2008-10-02 2011-02-10 Salix Pharmaceuticals, Ltd. Methods of treating hepatic encephalopathy
US8916193B2 (en) 2008-12-10 2014-12-23 Cipla Limited Rifaximin complexes
IT1397617B1 (it) * 2009-04-20 2013-01-18 Alfa Wassermann Spa Nuovi derivati della rifamicina
NZ596851A (en) 2009-06-02 2013-10-25 Salix Pharmaceuticals Ltd Methods of treating hepatic encephalopathy
MX2012002895A (es) 2009-09-13 2012-05-22 Salix Pharmaceuticals Ltd Metodos para tratar el sindrome de intestino irritado (ibs).
EP2503989A2 (en) 2009-11-23 2012-10-03 Cipla Limited Topical foam composition
US8952159B2 (en) 2009-12-28 2015-02-10 Silvio Massimo Lavagna Method for the production of amorphous rifaximin
JP5896380B2 (ja) 2010-02-18 2016-03-30 サリックス ファーマスーティカルズ，リミテッド 感染症を治療するための方法
IT1398550B1 (it) 2010-03-05 2013-03-01 Alfa Wassermann Spa Formulazioni comprendenti rifaximina utili per ottenere un effetto prolungato nel tempo
CA2802874A1 (en) * 2010-06-16 2011-12-22 Apotex Pharmachem Inc. Polymorphic forms of rifaximin
US20120077835A1 (en) 2010-07-12 2012-03-29 Salix Pharmaceuticals, Ltd. Formulations of rifaximin and uses thereof
US8759513B2 (en) 2010-09-13 2014-06-24 Sequent Scientific Limited Polymorphic form of rifaximin and process for its preparation
EP2672970B1 (en) 2011-02-11 2018-08-01 Salix Pharmaceuticals, Ltd. Forms of rifaximin and uses thereof
EP2705042A1 (en) 2011-05-02 2014-03-12 Ranbaxy Laboratories Limited Rifaximin dimethylformamide solvate
WO2012155981A1 (en) 2011-05-19 2012-11-22 Friulchem Spa New process for the synthesis of rifaximin and a new pseudo-crystalline form of rifaximin obtained thereby
ITBO20110461A1 (it) 2011-07-29 2013-01-30 Alfa Wassermann Spa Composizioni farmaceutiche comprendenti rifaximina, processi per la loro preparazione e loro uso nel trattamento di infezioni vaginali.
EP2773205B1 (en) 2011-11-02 2024-05-22 Salix Pharmaceuticals, Inc. Rifaximin for retreating diarrhea-predominant irritable bowel syndrome
WO2013185211A1 (en) 2012-06-13 2013-12-19 Apotex Pharmachem Inc. Polymorphic forms of rifaximin
ITBO20120368A1 (it) 2012-07-06 2014-01-07 Alfa Wassermann Spa Composizioni comprendenti rifaximina e amminoacidi, cristalli di rifaximina derivanti da tali composizioni e loro uso.
CA2897758A1 (en) 2013-03-15 2014-09-18 Alfa Wassermann S.P.A. Rifaximin for use in the treating of vaginal infections
EP2971062A2 (en) 2013-03-15 2016-01-20 ALFA WASSERMANN S.p.A. Method for diagnosing vaginal infections
US20140308350A1 (en) 2013-04-12 2014-10-16 Alfa Wassermann S.P.A. Nsaid administration and related compositions, methods and systems
US9018225B1 (en) 2013-07-26 2015-04-28 Novel Laboratories Rifaximin crystalline forms and methods of preparation thereof
ITMI20131307A1 (it) 2013-08-02 2015-02-02 A M S A Anonima Materie Sint & Affini S P A Processo per la preparazione di refaximina k
CN103509038B (zh) * 2013-09-30 2016-01-20 浙江思贤制药有限公司 一种新晶型利福昔明ζ及其制备方法
EP2927235B1 (en) 2014-03-31 2017-02-08 Euticals S.P.A. Polymorphic mixture of rifaximin and its use for the preparation of solid formulations
MX375805B (es) 2014-05-04 2025-03-07 Salix Pharmaceuticals Inc Microbiota ibs y sus usos.
DK3143027T3 (da) 2014-05-12 2019-08-12 Alfasigma Spa Ny solvatiseret krystalform af rifaximin, fremstilling, sammensætninger og anvendelser heraf
EP2982764A1 (en) 2014-08-05 2016-02-10 ALFA WASSERMANN S.p.A. Identification of vaginal bacteria
US9988398B2 (en) 2016-06-07 2018-06-05 Cadila Healthcare Limited Crystalline form of rifaximin and process for its preparation
EP4137132A1 (en) 2016-09-30 2023-02-22 Salix Pharmaceuticals, Inc. Solid dispersion forms of rifaximin
MX386622B (es) * 2017-06-26 2025-03-19 Biofer Spa Derivados de pirido-imidazo rifamicina como agente antibacteriano

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7065581A (en) * 1980-05-22 1981-11-26 Alfa Farmaceutica S.p.A. New imidazo-rifamycin derivatives with antibacterial utility

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7065581A (en) * 1980-05-22 1981-11-26 Alfa Farmaceutica S.p.A. New imidazo-rifamycin derivatives with antibacterial utility

Also Published As

Publication number Publication date
DK162647C (da) 1992-04-13
ATE46512T1 (de) 1989-10-15
ES543115A0 (es) 1986-01-01
ES8603489A1 (es) 1986-01-01
PT80446B (pt) 1987-11-11
IE851191L (en) 1985-11-15
IT8403463A0 (it) 1984-05-15
EP0161534A2 (en) 1985-11-21
DK214685D0 (da) 1985-05-14
DE3573120D1 (en) 1989-10-26
NO164242C (no) 1990-09-12
DK162647B (da) 1991-11-25
JPS60252483A (ja) 1985-12-13
AR241913A1 (es) 1993-01-29
IT1199374B (it) 1988-12-30
GR851144B (en:Method) 1985-11-25
FI81101B (fi) 1990-05-31
US4557866A (en) 1985-12-10
FI81101C (fi) 1990-09-10
FI851907L (fi) 1985-11-16
EP0161534A3 (en) 1987-03-04
PH22007A (en) 1988-05-02
NO851921L (no) 1985-11-18
IE58392B1 (en) 1993-09-08
PT80446A (en) 1985-06-01
EP0161534B1 (en) 1989-09-20
JPH0469634B2 (en:Method) 1992-11-06
CA1215708A (en) 1986-12-23
NO164242B (no) 1990-06-05
FI851907A0 (fi) 1985-05-14
AU4251585A (en) 1985-11-21
ZA852971B (en) 1985-12-24
DK214685A (da) 1985-11-16

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