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AR065859A1 - ESTER OF 2,5-DIOXO-PIRROLIDIN-1-ILO OF ACID 4-BROMO-3-METIL-5-PROPOXITIOFEN-2- CARBOXILICO, ITS REGIO-SPECIFIC SYNTHESIS AND AN INTERMEDIATE OF THE SAME - Google Patents

ESTER OF 2,5-DIOXO-PIRROLIDIN-1-ILO OF ACID 4-BROMO-3-METIL-5-PROPOXITIOFEN-2- CARBOXILICO, ITS REGIO-SPECIFIC SYNTHESIS AND AN INTERMEDIATE OF THE SAME

Info

Publication number
AR065859A1
AR065859A1 ARP080101261A ARP080101261A AR065859A1 AR 065859 A1 AR065859 A1 AR 065859A1 AR P080101261 A ARP080101261 A AR P080101261A AR P080101261 A ARP080101261 A AR P080101261A AR 065859 A1 AR065859 A1 AR 065859A1
Authority
AR
Argentina
Prior art keywords
methyl
ester
propoxythiophene
carboxylic acid
dioxo
Prior art date
Application number
ARP080101261A
Other languages
Spanish (es)
Original Assignee
Sanofi Aventis
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 Sanofi Aventis filed Critical Sanofi Aventis
Publication of AR065859A1 publication Critical patent/AR065859A1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D409/00Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/06Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • A61P11/08Bronchodilators
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D409/00Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/12Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyrrole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

Ester de 2,5-pirrolidin-1-ilo de ácido 4-bromo-3-metil-5-propoxitiofen-2-carboxílico y a su intermedio el éster de 2,5-pirrolidin-1-ilo de ácido 3-metil-5-propoxitiofen-2-carboxílico. Síntesis regioespecífica del éster de 2,-dioxo-pirrolidin-1-ilode ácido 4-bromo-3-metil-5-propoxitiofen-2-carboxíllico, que comprende las etapas de yodacion de 3-metil-tiofeno con un agente rodante en presencia de una base fuerte en un disolvente polar aprotico o hidrocarbonato para dar lugar a 2-yodo-4-metiltiofeno; condensacion de Ullmann de 2-yodo-4-metiltiofeno con una sal de propoxido de metal alcalino usando un catalizador de cobre en propanol para producir 4-metil-2-propoxitiofeno; condensacion del 4-metil-2-propoxitiofeno con CO2 usando unabase fuerte en un disolvente polar aprotico o hidrocarbonato para producir ácido 3-metil-5-propoxi-tiofen-2-carboxílico; esterificacion del ácido 3-metil-5-propoxi-tiofen-2-carboxílico con N-hidroxisuccinimida en presencia de un agente decondensacion en un disolvente polar aprotico, hidrocarbonato o halohidrocarbonado para producir éster de 2,5-dioxo-pirrolidin-1-ilo de ácido 3 -metil-5-propoxitiofen-2-carboxílico; y brotacion del éster de 2,5-dioxo-pirrolidin-1-ilo de ácido 3-metil-5-propoxitiofen-2-carboxílico con un agente de bromacion en un disolvente inerte para producir éster de 2,5-dioxo-pirrolidin-1-ilo de ácido 4-bromo-3-metil-5-propoxitiofen-2-carboxílico.2,5-Pyrrolidin-1-yl ester of 4-bromo-3-methyl-5-propoxythiophene-2-carboxylic acid and in its intermediate the 2,5-pyrrolidin-1-yl ester of 3-methyl-5 acid -propoxythiophene-2-carboxylic. Regiospecific synthesis of the ester of 2, -dioxo-pyrrolidin-1-ylde 4-bromo-3-methyl-5-propoxythiophene-2-carboxylic acid, comprising the steps of iodination of 3-methyl-thiophene with a rolling agent in the presence of a strong base in an aprotic polar solvent or hydrocarbonate to give rise to 2-iodo-4-methylthiophene; Ullmann condensation of 2-iodo-4-methylthiophene with an alkali metal propoxide salt using a copper catalyst in propanol to produce 4-methyl-2-propoxythiophene; condensation of 4-methyl-2-propoxythiophene with CO2 using a strong base in an aprotic polar solvent or hydrocarbonate to produce 3-methyl-5-propoxy-thiophene-2-carboxylic acid; esterification of 3-methyl-5-propoxy-thiophene-2-carboxylic acid with N-hydroxysuccinimide in the presence of a condensing agent in an aprotic polar solvent, hydrocarbonate or halohydrocarbon to produce 2,5-dioxo-pyrrolidin-1-yl ester of 3-methyl-5-propoxythiophene-2-carboxylic acid; and sprouting of the 2,5-dioxo-pyrrolidin-1-yl ester of 3-methyl-5-propoxythiophene-2-carboxylic acid with a brominating agent in an inert solvent to produce 2,5-dioxo-pyrrolidine- ester 1-yl of 4-bromo-3-methyl-5-propoxythiophene-2-carboxylic acid.

ARP080101261A 2007-03-29 2008-03-27 ESTER OF 2,5-DIOXO-PIRROLIDIN-1-ILO OF ACID 4-BROMO-3-METIL-5-PROPOXITIOFEN-2- CARBOXILICO, ITS REGIO-SPECIFIC SYNTHESIS AND AN INTERMEDIATE OF THE SAME AR065859A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90883907P 2007-03-29 2007-03-29

Publications (1)

Publication Number Publication Date
AR065859A1 true AR065859A1 (en) 2009-07-08

Family

ID=39530622

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP080101261A AR065859A1 (en) 2007-03-29 2008-03-27 ESTER OF 2,5-DIOXO-PIRROLIDIN-1-ILO OF ACID 4-BROMO-3-METIL-5-PROPOXITIOFEN-2- CARBOXILICO, ITS REGIO-SPECIFIC SYNTHESIS AND AN INTERMEDIATE OF THE SAME

Country Status (3)

Country Link
AR (1) AR065859A1 (en)
TW (1) TW200904810A (en)
WO (1) WO2008121669A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HRP20151338T1 (en) * 2008-08-22 2016-01-15 Sanofi [4- (5-AMINOMETHYL-2-FLUORO-PHENYL) -PIPERIDIN-1-IL] - [7-FLUORO-1- (2-METHOXY-ETHYL) -4TRIFLUOROMETOXY-1H-INDOL-3-IL] METHANONE AS INHIBITOR MASTOCYT TRIPTASES

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DOP2005000039A (en) * 2004-03-26 2005-10-31 Aventis Pharma Inc HYDROCHLORIDE OF [4- (5-AMINOMETIL-2-FLUORO-PHENYL) - PIPERIDIN-1-IL] - (4-BOMO-3-METHYL-5-PROPOXI-TIOFEN-2-IL) -METANONE AS AN INHIBITOR OF THE MASTOCYT TRIPTASE

Also Published As

Publication number Publication date
TW200904810A (en) 2009-02-01
WO2008121669A1 (en) 2008-10-09

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