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
rifamycin
pyrido
imidazo
methyl
formula
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 (enExample)
EP (1) EP0161534B1 (enExample)
JP (1) JPS60252483A (enExample)
AR (1) AR241913A1 (enExample)
AT (1) ATE46512T1 (enExample)
AU (1) AU568934B2 (enExample)
CA (1) CA1215708A (enExample)
DE (1) DE3573120D1 (enExample)
DK (1) DK162647C (enExample)
ES (1) ES543115A0 (enExample)
FI (1) FI81101C (enExample)
GR (1) GR851144B (enExample)
IE (1) IE58392B1 (enExample)
IT (1) IT1199374B (enExample)
NO (1) NO164242C (enExample)
PH (1) PH22007A (enExample)
PT (1) PT80446B (enExample)
ZA (1) ZA852971B (enExample)

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US6861053B1 (en) 1999-08-11 2005-03-01 Cedars-Sinai Medical Center Methods of diagnosing or treating irritable bowel syndrome and other disorders caused by small intestinal bacterial overgrowth
US7078399B2 (en) * 2001-12-13 2006-07-18 Activbiotics, Inc. Sulfhydryl rifamycins and uses thereof
US7902206B2 (en) 2003-11-07 2011-03-08 Alfa Wassermann, S.P.A. Polymorphic forms α, β and γ 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
US20080262024A1 (en) * 2003-11-07 2008-10-23 Giuseppe Claudio Viscomi Rifaximin compositions and method of use
US7923553B2 (en) 2003-11-07 2011-04-12 Alfa Wassermann, S.P.A. Processes for the production of polymorphic forms of rifaximin
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
US8003118B2 (en) * 2005-03-02 2011-08-23 Kodsi Robert E Use of rifaximin for the prevention of aspiration pneumonia and/or sepsis
US20060210492A1 (en) * 2005-03-02 2006-09-21 Kodsi Robert E Use of rifaximin for treatment and prevention of periodontal conditions
PT1698630E (pt) * 2005-03-03 2014-09-15 Alfa Wassermann Spa Novas formas polimorfas de rifaximina, processos para a sua produção e a sua utilização nas preparações medicinais
ITBO20050123A1 (it) 2005-03-07 2005-06-06 Alfa Wassermann Spa Formulazioni farmaceutiche gastroresistenti contenenti rifaximina
MX2008011305A (es) 2006-03-09 2009-02-10 Salix Pharmaceuticals Inc Preparacion anti-disfunsion rectal con rifaximina.
MX2009001342A (es) 2006-08-02 2009-08-31 Salix Pharmaceuticals Inc Composiciones y metodos para el tratamiento de proctosigmoiditis por radiacion.
ITMI20061692A1 (it) 2006-09-05 2008-03-06 Alfa Wassermann Spa Uso di polioli per ottenere forme polimorfe stabili di rifaximina
EP2069363B1 (en) * 2006-09-22 2013-03-20 Cipla Ltd. Rifaximin in an amorphous form
US20080159987A1 (en) * 2007-01-03 2008-07-03 Leonard Weinstock Use of Rifaximin for the Treatment of Restless Legs Syndrome
US20080161337A1 (en) * 2007-01-03 2008-07-03 Leonard Weinstock Use of Rifaximin for the Treatment of Chronic Prostatitis
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
US8067429B2 (en) * 2008-02-25 2011-11-29 Salix Pharmaceuticals, Ltd. Forms of rifaximin and uses thereof
US8486956B2 (en) * 2008-02-25 2013-07-16 Salix Pharmaceuticals, Ltd Forms of rifaximin and uses thereof
PT2252148T (pt) 2008-02-26 2020-01-23 Salix Pharmaceuticals Ltd Métodos de tratamento da síndrome do intestino irritável
US11779571B2 (en) 2008-02-26 2023-10-10 Salix Pharmaceuticals, Inc. Methods for treating irritable bowel syndrome (IBS)
HRP20140939T1 (hr) 2008-05-07 2014-11-21 Salix Pharmaceuticals, Ltd. Davanje preparata za äśišä†enje crijeva i antibiotika za lijeäśenje bolesti crijeva
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
BRPI0920465A2 (pt) 2008-10-02 2018-03-20 Salix Pharmaceuticals, Inc. metodo de tratamento de encefalopatia hepática
US20110035232A1 (en) 2008-10-02 2011-02-10 Salix Pharmaceuticals, Ltd. Methods of treating hepatic encephalopathy
US7928115B2 (en) 2008-10-02 2011-04-19 Salix Pharmaceuticals, Ltd. Methods of treating travelers diarrhea and hepatic encephalopathy
US12285414B2 (en) 2008-10-02 2025-04-29 Salix Pharmaceuticals, Inc. 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
KR20190099100A (ko) 2009-06-02 2019-08-23 샐릭스 파마슈티컬스 리미티드 간성 뇌병증의 치료방법
NZ598671A (en) 2009-09-13 2014-02-28 Salix Pharmaceuticals Ltd Methods for treating irritable bowel syndrome (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
AU2011218129A1 (en) 2010-02-18 2012-08-23 Board Of Regents Of The University Of Texas System Methods for treating infection
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
SMT202000390T1 (it) 2010-07-12 2020-09-10 Salix Pharmaceuticals Inc Formulazioni di rifaximina e loro usi
WO2012035544A2 (en) 2010-09-13 2012-03-22 Sequent Scientific Ltd. A novel polymorphic form of rifaximin and process for its preparation
WO2012109605A2 (en) 2011-02-11 2012-08-16 Salix Pharmaceuticals, Ltd. Forms of rifaximin and uses thereof
CA2834829A1 (en) 2011-05-02 2012-11-08 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.
US20130184302A1 (en) 2011-11-02 2013-07-18 Enoch Bortey Methods for treating irritable bowel syndrome (ibs) and infections
US9359374B2 (en) 2012-06-13 2016-06-07 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.
US20160038468A1 (en) 2013-03-15 2016-02-11 Alfa Wassermann S.P.A. Rifaximin for use in the treating of vaginal infections
US20160047819A1 (en) 2013-03-15 2016-02-18 Alfa Wassermann S.P.A. Method for diagnosing vaginal infections
CN105324109A (zh) 2013-04-12 2016-02-10 意大利阿尔法韦士曼制药公司 Nsaid施用和相关的组合物、方法和系统
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
CA2947962C (en) 2014-05-04 2024-01-16 Salix Pharmaceuticals, Inc. Ibs microbiota and uses thereof
AU2015260837B2 (en) 2014-05-12 2019-02-28 Alfasigma S.P.A. New solvated crystal form of rifaximin, production, compositions and uses thereof
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
CA3038312A1 (en) 2016-09-30 2018-04-05 Salix Pharmaceuticals, Inc. Solid dispersion forms of rifaximin
RU2020102511A (ru) * 2017-06-26 2021-07-27 Биофер С.П.А. Соединения пиридо-имидазо рифамицина в качестве антибактериального средства
CA3184054A1 (en) 2020-06-26 2021-12-30 Jacob Cole Targeted release rifaximin compositions

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

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