ES8502075A1 - Procedimiento de preparacion de acidos aceticos sustituidos - Google Patents

Procedimiento de preparacion de acidos aceticos sustituidos

Info

Publication number
ES8502075A1
ES8502075A1 ES531976A ES531976A ES8502075A1 ES 8502075 A1 ES8502075 A1 ES 8502075A1 ES 531976 A ES531976 A ES 531976A ES 531976 A ES531976 A ES 531976A ES 8502075 A1 ES8502075 A1 ES 8502075A1
Authority
ES
Spain
Prior art keywords
group
general formula
radicals
hydrogen
alkyl
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
ES531976A
Other languages
English (en)
Other versions
ES531976A0 (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.)
Sanofi Aventis France
Original Assignee
Francaise Hoechst Ste
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 Francaise Hoechst Ste filed Critical Francaise Hoechst Ste
Publication of ES531976A0 publication Critical patent/ES531976A0/es
Publication of ES8502075A1 publication Critical patent/ES8502075A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/24—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
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
    • C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
    • C07D317/60—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

PROCEDIMIENTO DE PREPARACION DE ACIDOS ACETICOS SUSTITUIDOS.CONSISTE EN HACER REACCIONAR EN CALIENTE, EN MEDIO ACIDO, EN PRESENCIA DE FOSFORO ROJO, Y DE CANTIDADES CATALITICAS DE YODO O ACIDO YODHIDRICO, UN ACIDO CARBOXILICO CARBONILADO EN ALFA DE FORMULA (III) CON UN DERIVADO INSATURADO DE CARACTER AROMATICO ELEGIDO ENTRE TIOFENO, METOXI-2-NAFTALENO, METILENDIOXI-1,2-BENCENO Y OTROS, PARA OBTENER ACIDOS ACETICOS SUSTITUIDOS DE FORMULA (I), DONDE R ES H O UN RADICAL ALQUILO CON C 1 A 4; AR ES UN RADICAL AROMATICO TAL COMO FENILOS DE FORMULA (II); R1 ES H O ALQUILO C 1 A 4; R2 ES H, HALOGENO, ALQUILO Y OTROS. LA REACCION SE EFECTUA ENTRE 30 Y 100JC.TIENEN APLICACION COMO MATERIAS PRIMAS PARA LA SINTESIS DE SUSTANCIAS FARMACEUTICAMENTE ACTIVAS.
ES531976A 1983-04-29 1984-04-27 Procedimiento de preparacion de acidos aceticos sustituidos Expired ES8502075A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8307137A FR2545086B1 (fr) 1983-04-29 1983-04-29 Procede de preparation d'acides alkanoiques

Publications (2)

Publication Number Publication Date
ES531976A0 ES531976A0 (es) 1984-12-16
ES8502075A1 true ES8502075A1 (es) 1984-12-16

Family

ID=9288389

Family Applications (1)

Application Number Title Priority Date Filing Date
ES531976A Expired ES8502075A1 (es) 1983-04-29 1984-04-27 Procedimiento de preparacion de acidos aceticos sustituidos

Country Status (7)

Country Link
US (1) US4515970A (es)
EP (2) EP0124407B1 (es)
JP (1) JPS59206331A (es)
DE (2) DE3480922D1 (es)
ES (1) ES8502075A1 (es)
FR (1) FR2545086B1 (es)
IE (1) IE57749B1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2588870B1 (fr) * 1985-10-21 1989-01-20 Hoechst France Procede d'obtention d'acides alkanoiques

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810262A1 (de) * 1977-03-11 1978-09-28 Sagami Chem Res Verfahren zur herstellung von thiophenderivaten sowie alpha-substituierte 2-thiophenessigsaeure-verbindungen und 2-(2,2-dihalogenvinyl)-thiophene
FR2470127A1 (fr) * 1979-11-19 1981-05-29 Hoechst France Thienyl-2-glycolate de sodium racemique cristallise, son procede de preparation et son application a la fabrication de l'acide thienyl-2 acetique
JPS5699440A (en) * 1980-01-11 1981-08-10 Ube Ind Ltd Preparation of 3-alkoxy-4-hydroxyphenylacetic acid
DE3001511C2 (de) * 1980-01-17 1982-04-01 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von p-Hydroxyphenylessigsäure

Also Published As

Publication number Publication date
IE57749B1 (en) 1993-03-24
EP0124407B1 (fr) 1989-08-23
EP0265793A1 (fr) 1988-05-04
DE3479498D1 (en) 1989-09-28
EP0124407A1 (fr) 1984-11-07
FR2545086A1 (fr) 1984-11-02
JPH0469137B2 (es) 1992-11-05
JPS59206331A (ja) 1984-11-22
IE841041L (en) 1984-10-29
DE3480922D1 (de) 1990-02-08
US4515970A (en) 1985-05-07
ES531976A0 (es) 1984-12-16
EP0265793B1 (fr) 1990-01-03
FR2545086B1 (fr) 1985-12-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103