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ES8603490A1 - A new procedure for the preparation of imidazorrifamicins (Machine-translation by Google Translate, not legally binding) - Google Patents

A new procedure for the preparation of imidazorrifamicins (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES8603490A1
ES8603490A1 ES543116A ES543116A ES8603490A1 ES 8603490 A1 ES8603490 A1 ES 8603490A1 ES 543116 A ES543116 A ES 543116A ES 543116 A ES543116 A ES 543116A ES 8603490 A1 ES8603490 A1 ES 8603490A1
Authority
ES
Spain
Prior art keywords
formula
translation
machine
legally binding
google translate
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
ES543116A
Other languages
Spanish (es)
Other versions
ES543116A0 (en
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
Priority claimed from IT03465/84A external-priority patent/IT1199376B/en
Priority claimed from IT03464/84A external-priority patent/IT1199375B/en
Application filed by Alfa Farmaceutici SpA filed Critical Alfa Farmaceutici SpA
Publication of ES8603490A1 publication Critical patent/ES8603490A1/en
Publication of ES543116A0 publication Critical patent/ES543116A0/en
Granted legal-status Critical Current

Links

Landscapes

  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PROCEDURE FOR THE OBTAINING OF IMIDAZORRIFAMICINAS, FROM FORMULA (I), IN WHICH R IS HYDROGEN OR OIL AND R1 AND R2 MAY BE SEVERAL TYPES OF RADICALS. IT INCLUDES THE REACTION OF RIFAMICINA S, OF FORMULA (II), WITH 1 TO 8 EQUIVALENTS OF A 2-AMINOPIRIDINA, OF FORMULA (III), IN WHICH R1 AND R2 HAVE THE SAME MEANING AS IN FORMULA (I). THE SAE REACTION CARRIES OUT IN A SOLVENT OR MIXTURE OF SOLVENTS, IN THE PRESENCE OF 0.1-4 EDUCIVALENTS OF IODINE OR AN IODIDE AND OXIDIZING AGENT, IN THE PRESENCE OF AN ACID, AT A TEMPERATURE BETWEEN THE ENVIRONMENT AND THE BOILING OF THE MIXTURE. THESE COMPOUNDS HAVE PHARMACOLOGICAL APPLICATIONS FOR THE TREATMENT OF GASTROINTESTINAL MICROBIAL INFECTIONS. (Machine-translation by Google Translate, not legally binding)
ES543116A 1984-05-15 1985-05-14 A NEW PROCEDURE FOR THE PREPARATION OF IMIDAZORRIFA- MICINAS Granted ES543116A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT03465/84A IT1199376B (en) 1984-05-15 1984-05-15 IMIDAZO-RIFAMICINE PREPARATION PROCESS
IT03464/84A IT1199375B (en) 1984-05-15 1984-05-15 PROCESS FOR THE PREPARATION OF IMIDAZO RIFAMICINE

Publications (2)

Publication Number Publication Date
ES8603490A1 true ES8603490A1 (en) 1986-01-01
ES543116A0 ES543116A0 (en) 1986-01-01

Family

ID=26325399

Family Applications (1)

Application Number Title Priority Date Filing Date
ES543116A Granted ES543116A0 (en) 1984-05-15 1985-05-14 A NEW PROCEDURE FOR THE PREPARATION OF IMIDAZORRIFA- MICINAS

Country Status (9)

Country Link
AR (1) AR242795A1 (en)
AT (1) AT386829B (en)
CA (1) CA1215976A (en)
DK (1) DK160829C (en)
ES (1) ES543116A0 (en)
FI (1) FI83874C (en)
GR (1) GR851146B (en)
NO (1) NO164030C (en)
PT (1) PT80447B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7902206B2 (en) 2003-11-07 2011-03-08 Alfa Wassermann, S.P.A. Polymorphic forms α, β and γ of rifaximin
US7906542B2 (en) 2004-11-04 2011-03-15 Alfa Wassermann, S.P.A. Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin
ITMI20032144A1 (en) 2003-11-07 2005-05-08 Alfa Wassermann Spa REFLEXIMINE POLIMORPHIC FORMS, PROCESSES TO OBTAIN THEM AND
PL1698630T3 (en) 2005-03-03 2014-12-31 Alfasigma Spa New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations
AU2007298733B2 (en) 2006-09-22 2012-11-08 Cipla Limited Rifaximin
US7709634B2 (en) 2007-09-20 2010-05-04 Apotex Pharmachem Inc. Amorphous form of rifaximin and processes for its preparation
ES2718614T3 (en) 2008-12-10 2019-07-03 Cipla Ltd Rifaximin complexes
ITBO20120368A1 (en) 2012-07-06 2014-01-07 Alfa Wassermann Spa COMPOSITIONS INCLUDING RIFAXIMINA AND AMINO ACIDS, RIFAXIMINE CRYSTALS DERIVING FROM SUCH COMPOSITIONS AND THEIR USE.
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
CA2946101A1 (en) * 2014-04-19 2015-10-22 Granules India Limited An improved process for the preparation of rifamycin derivatives
SI3143027T1 (en) 2014-05-12 2019-10-30 Alfasigma Spa New solvated crystal form of rifaximin, production, compositions and uses thereof

Also Published As

Publication number Publication date
CA1215976A (en) 1986-12-30
DK160829B (en) 1991-04-22
ATA145085A (en) 1988-03-15
AR242795A1 (en) 1993-05-31
PT80447B (en) 1987-11-11
FI83874C (en) 1991-09-10
NO164030C (en) 1990-08-22
NO164030B (en) 1990-05-14
FI851908A0 (en) 1985-05-14
DK214585D0 (en) 1985-05-14
GR851146B (en) 1985-11-25
PT80447A (en) 1985-06-01
AT386829B (en) 1988-10-25
NO851920L (en) 1985-11-18
FI851908L (en) 1985-11-16
ES543116A0 (en) 1986-01-01
FI83874B (en) 1991-05-31
DK214585A (en) 1985-11-16
DK160829C (en) 1991-10-07

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20051003