ES8304546A1 - Un procedimiento de preparacion de zomepirac y sus analogos. - Google Patents

Un procedimiento de preparacion de zomepirac y sus analogos.

Info

Publication number
ES8304546A1
ES8304546A1 ES512730A ES512730A ES8304546A1 ES 8304546 A1 ES8304546 A1 ES 8304546A1 ES 512730 A ES512730 A ES 512730A ES 512730 A ES512730 A ES 512730A ES 8304546 A1 ES8304546 A1 ES 8304546A1
Authority
ES
Spain
Prior art keywords
zomepirac
analogs
preparation procedure
alkyl
hydroxycarbonyl
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
ES512730A
Other languages
English (en)
Other versions
ES512730A0 (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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of ES8304546A1 publication Critical patent/ES8304546A1/es
Publication of ES512730A0 publication Critical patent/ES512730A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D207/32—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/33—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms with substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/337—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE ZOMEPIRAC Y DERIVADOS DEL MISMO, DE FORMULA (I), EN LA QUE AR ES FENILO O HALOFENILO; R Y R SON HIDROGENO O ALQUILO R <- Y R ES HIDROGENO, HALOGENO O ALQUILO C <- . CONSISTE EN LA REACCION DE DESCARBOXILACION DE UN DERIVADO DIACIDO DE FORMULA (II), EN LA QUE R , R Y R TIENEN EL MISMO SIGNIFICADO QUE EN LA FORMULA (I) Y R ES HIDROGENO, T-BUTILO O BENZHIDRILO, EN ACIDO ACETICO O UN DERIVADO DEL MISMO, O EN UN DISOLVENTE INERTE QUE LO CONTIENE. LA DESCARBOXILACION SE LLEVA A CABO POR CALENTAMIENTO DE LA MEZCLA A LA TEMPERATURA DE REFLUJO. ESTOS COMPUESTOS TIENEN APLICACIONES FARMACOLOGICAS COMO AGENTE ANTIINFLAMATORIOS.
ES512730A 1981-06-04 1982-05-31 Un procedimiento de preparacion de zomepirac y sus analogos. Granted ES512730A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/270,317 US4374997A (en) 1981-06-04 1981-06-04 Process for the preparation of zomepirac and related compounds

Publications (2)

Publication Number Publication Date
ES8304546A1 true ES8304546A1 (es) 1983-03-01
ES512730A0 ES512730A0 (es) 1983-03-01

Family

ID=23030831

Family Applications (1)

Application Number Title Priority Date Filing Date
ES512730A Granted ES512730A0 (es) 1981-06-04 1982-05-31 Un procedimiento de preparacion de zomepirac y sus analogos.

Country Status (6)

Country Link
US (1) US4374997A (es)
EP (1) EP0067370B1 (es)
JP (1) JPS57212160A (es)
DE (1) DE3269954D1 (es)
ES (1) ES512730A0 (es)
IE (1) IE53124B1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6512721A (es) * 1964-03-25 1966-04-13
US3952012A (en) * 1970-01-26 1976-04-20 Mcneil Laboratories, Incorporated Aroyl-substituted pyrroles
US3752826A (en) * 1970-01-26 1973-08-14 Mcneilab Inc Aroyl substituted pyrroles
US4048191A (en) * 1975-06-27 1977-09-13 Mcneil Laboratories, Incorporated Halo-substituted 1-loweralkyl-5-aroylpyrrole-2-acetic acid compounds
CA1161851A (en) * 1980-11-03 1984-02-07 G. Patrick Stahly Process for producing substituted pyrroles

Also Published As

Publication number Publication date
EP0067370A3 (en) 1983-05-11
EP0067370A2 (en) 1982-12-22
IE821338L (en) 1982-12-04
DE3269954D1 (en) 1986-04-24
US4374997A (en) 1983-02-22
JPS57212160A (en) 1982-12-27
ES512730A0 (es) 1983-03-01
IE53124B1 (en) 1988-07-06
EP0067370B1 (en) 1986-03-19

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