ES8603489A1 - Un nuevo procedimiento para la preparacion de pirido-imidazorifamicinas - Google Patents

Un nuevo procedimiento para la preparacion de pirido-imidazorifamicinas

Info

Publication number
ES8603489A1
ES8603489A1 ES543115A ES543115A ES8603489A1 ES 8603489 A1 ES8603489 A1 ES 8603489A1 ES 543115 A ES543115 A ES 543115A ES 543115 A ES543115 A ES 543115A ES 8603489 A1 ES8603489 A1 ES 8603489A1
Authority
ES
Spain
Prior art keywords
alkyl
opt
refamycins
pyrido
imidazo
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
ES543115A
Other languages
English (en)
Other versions
ES543115A0 (es
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 ES543115A0 publication Critical patent/ES543115A0/es
Publication of ES8603489A1 publication Critical patent/ES8603489A1/es
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)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE PIRIDO-IMIDAZO RIFAMICINAS, DE FORMULA (I), EN LA QUE R ES HIDROGENO O ACETILO; Y R1 Y R2 PUEDEN SER VARIOS TIPOS DE RADICALES. COMPRENDE LA REACCION DE RIFAMICINA O, DE FORMULA (II) CON 1 A 9 EQUIVALENTES DE UNA 2-AMINOPIRIDINA, DE FORMULA (III), EN LA QUE R1 Y R2 TIENEN EL MISMO SIGNIFICADO QUE EN LA FORMULA (I). LA REACCION SE LLEVA A CABO EN UN DISOLVENTE O MEZCLA DE DISOLVENTES, EN PRESENCIA DE YODO O DE UN SISTEMA YODURO/AGENTE OXIDANTE, A UNA TEMPERATURA COMPRENDIDA ENTRE LA AMBIENTE Y LA DE EBULLICION DE LA MEZCLA DE REACCION. ESTOS COMPUESTOS TIENEN APLICACIONES FARMACOLOGICAS PARA EL TRATAMIENTO DE INFECCIONES MICROBIANAS GASTROINTESTINAL
ES543115A 1984-05-15 1985-05-14 Un nuevo procedimiento para la preparacion de pirido-imidazorifamicinas Expired ES8603489A1 (es)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ES543115A0 ES543115A0 (es) 1986-01-01
ES8603489A1 true ES8603489A1 (es) 1986-01-01

Family

ID=11107845

Family Applications (1)

Application Number Title Priority Date Filing Date
ES543115A Expired ES8603489A1 (es) 1984-05-15 1985-05-14 Un nuevo procedimiento para la preparacion de pirido-imidazorifamicinas

Country Status (18)

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

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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
US7048906B2 (en) 1995-05-17 2006-05-23 Cedars-Sinai Medical Center Methods of diagnosing and treating small intestinal bacterial overgrowth (SIBO) and SIBO-related conditions
AU2002364162A1 (en) * 2001-12-13 2003-06-30 Activbiotics, Inc. Sulfhydryl rifamycins and uses thereof
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
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
US20080262024A1 (en) * 2003-11-07 2008-10-23 Giuseppe Claudio Viscomi Rifaximin compositions and method of use
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
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
ES2522895T3 (es) * 2005-03-03 2014-11-19 Alfa Wassermann S.P.A. Nuevas formas polimorfas de rifaximina, procedimientos para su producción y uso de las mismas en preparados medicinales
ITBO20050123A1 (it) 2005-03-07 2005-06-06 Alfa Wassermann Spa Formulazioni farmaceutiche gastroresistenti contenenti rifaximina
ES2747259T3 (es) 2006-03-09 2020-03-10 Salix Pharmaceuticals Inc Preparación anti-disfunción rectal de rifaximina
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
NZ575550A (en) * 2006-09-22 2011-12-22 Cipla Ltd Rifaximin
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
US8486956B2 (en) 2008-02-25 2013-07-16 Salix Pharmaceuticals, Ltd Forms of rifaximin and uses thereof
MY158257A (en) 2008-02-25 2016-09-30 Salix Pharmaceuticals Ltd Forms of rifaximin and uses thereof
DK2252148T3 (da) 2008-02-26 2019-05-06 Salix Pharmaceuticals Ltd Fremgangsmåder til behandling af irritabel tarmsyndrom
US11779571B2 (en) 2008-02-26 2023-10-10 Salix Pharmaceuticals, Inc. Methods for treating irritable bowel syndrome (IBS)
WO2009137672A1 (en) 2008-05-07 2009-11-12 Salix Pharmaceuticals, Ltd. Methods of treating bowel disease by administering a bowel cleanser and an antibiotic
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
PL2350096T3 (pl) 2008-10-02 2020-06-29 Salix Pharmaceuticals, Ltd. Sposoby leczenia encefalopatii wątrobowej
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
KR101906177B1 (ko) 2008-12-10 2018-10-10 시플라 리미티드 리팍시민 복합체
IT1397617B1 (it) * 2009-04-20 2013-01-18 Alfa Wassermann Spa Nuovi derivati della rifamicina
CN102548408A (zh) 2009-06-02 2012-07-04 萨利克斯药品有限公司 治疗肝性脑病的方法
EP2475392A4 (en) 2009-09-13 2013-01-09 Salix Pharmaceuticals Ltd METHOD FOR TREATING IRRITATION SYNDROME
JP2013511570A (ja) 2009-11-23 2013-04-04 シプラ・リミテッド 局所用泡沫組成物
EP2401282B2 (en) 2009-12-28 2017-01-04 Silvio Massimo Lavagna Method for the production of amorphous rifaximin
WO2011103246A1 (en) 2010-02-18 2011-08-25 Salix Pharmaceuticals, Ltd. 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
WO2011156897A2 (en) * 2010-06-16 2011-12-22 Apotex Pharmachem Inc. Polymorphic forms of rifaximin
SI2593463T1 (sl) 2010-07-12 2020-10-30 Salix Pharmaceuticals, Inc. Formulacije rifaksimina in njihove uporabe
WO2012035544A2 (en) 2010-09-13 2012-03-22 Sequent Scientific Ltd. A novel polymorphic form of rifaximin and process for its preparation
AU2012214239B2 (en) 2011-02-11 2016-06-30 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.
US20130184302A1 (en) 2011-11-02 2013-07-18 Enoch Bortey Methods for treating irritable bowel syndrome (ibs) and infections
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.
US20160038468A1 (en) 2013-03-15 2016-02-11 Alfa Wassermann S.P.A. Rifaximin for use in the treating of vaginal infections
WO2014140995A2 (en) 2013-03-15 2014-09-18 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***
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
EP3140313B1 (en) 2014-05-04 2020-02-26 Salix Pharmaceuticals, Inc. Ibs microbiota and uses thereof
ES2810010T3 (es) 2014-05-12 2021-03-08 Alfasigma Spa Preparación y uso de la forma cristalina tau de rifaximina solvatada con DEGME
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
EP3645539B1 (en) * 2017-06-26 2021-04-07 Biofer S.p.A. Pyrido-imidazo rifamycin derivatives as antibacterial agent

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1154655B (it) * 1980-05-22 1987-01-21 Alfa Farmaceutici Spa Derivati imidazo-rifamicinici metodi per la loro preparazione e loro uso come sostanza ad azione antibatterica

Also Published As

Publication number Publication date
PT80446A (en) 1985-06-01
AU568934B2 (en) 1988-01-14
JPS60252483A (ja) 1985-12-13
NO164242B (no) 1990-06-05
FI81101C (fi) 1990-09-10
EP0161534A3 (en) 1987-03-04
IT1199374B (it) 1988-12-30
US4557866A (en) 1985-12-10
DK162647B (da) 1991-11-25
ES543115A0 (es) 1986-01-01
DK214685A (da) 1985-11-16
FI851907A0 (fi) 1985-05-14
IE58392B1 (en) 1993-09-08
CA1215708A (en) 1986-12-23
DE3573120D1 (en) 1989-10-26
FI851907L (fi) 1985-11-16
ZA852971B (en) 1985-12-24
PH22007A (en) 1988-05-02
NO164242C (no) 1990-09-12
PT80446B (pt) 1987-11-11
AU4251585A (en) 1985-11-21
JPH0469634B2 (es) 1992-11-06
IE851191L (en) 1985-11-15
NO851921L (no) 1985-11-18
FI81101B (fi) 1990-05-31
GR851144B (es) 1985-11-25
EP0161534B1 (en) 1989-09-20
AR241913A1 (es) 1993-01-29
IT8403463A0 (it) 1984-05-15
EP0161534A2 (en) 1985-11-21
ATE46512T1 (de) 1989-10-15
DK162647C (da) 1992-04-13
DK214685D0 (da) 1985-05-14

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20051003