ES8401440A1 - Procedimiento para la obtencion de acidos hidrocarboxilicos aromaticos. - Google Patents

Procedimiento para la obtencion de acidos hidrocarboxilicos aromaticos.

Info

Publication number
ES8401440A1
ES8401440A1 ES520841A ES520841A ES8401440A1 ES 8401440 A1 ES8401440 A1 ES 8401440A1 ES 520841 A ES520841 A ES 520841A ES 520841 A ES520841 A ES 520841A ES 8401440 A1 ES8401440 A1 ES 8401440A1
Authority
ES
Spain
Prior art keywords
hydroxy compound
carbon dioxide
aromatic hydroxy
alkali metal
metal salt
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
ES520841A
Other languages
English (en)
Other versions
ES520841A0 (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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES520841A0 publication Critical patent/ES520841A0/es
Publication of ES8401440A1 publication Critical patent/ES8401440A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis

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)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE ACIDOS HIDROCARBOXILICOS AROMATICOS, A PARTIR DE SALES ALCALINAS DE COMPUESTOS HIDROXIAROMATICOS CON DIOXIDO DE CARBONO, EN FASE SOLIDA.CONSISTE EN LA REACCION DE UNA SAL ALCALINA DE UN COMPUESTO HIDROXIAROMATICO EN FORMA DE GRANULADO EN UN LECHO FLUIDIFICADO, CON DIOXIDO DE CARBONO, A PRESION DE 1 A 50 BARES Y TEMPERATURA ENTRE 120JC Y 300JC, HASTA UN 40 DE TRANSFORMACION COMO MINIMO; SEGUIDA DE LA REACCION A UNA PRESION SUPERIOR DE LA SAL DEL ACIDO HIDROXICARBOXILICO FORMADO CON DIOXIDO DE CARBONO; Y TRANSFORMACION EN EL ACIDOLIBRE.ESTOS COMPUESTOS TIENEN APLICACIONES COMO INTERMEDIOS PARA LA PRODUCCION DE COLORANTES, MEDICAMENTOS, MEDIOS PARA LA PROTECCION DE LAS PLANTAS, CURTIENTES Y COSMETICOS.
ES520841A 1982-03-23 1983-03-22 Procedimiento para la obtencion de acidos hidrocarboxilicos aromaticos. Expired ES8401440A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823210597 DE3210597A1 (de) 1982-03-23 1982-03-23 Verfahren zur herstellung von aromatischen hydroxycarbonsaeuren

Publications (2)

Publication Number Publication Date
ES520841A0 ES520841A0 (es) 1983-12-16
ES8401440A1 true ES8401440A1 (es) 1983-12-16

Family

ID=6159052

Family Applications (1)

Application Number Title Priority Date Filing Date
ES520841A Expired ES8401440A1 (es) 1982-03-23 1983-03-22 Procedimiento para la obtencion de acidos hidrocarboxilicos aromaticos.

Country Status (7)

Country Link
US (1) US4508920A (es)
EP (1) EP0089564B1 (es)
JP (1) JPS58172347A (es)
CA (1) CA1194490A (es)
DE (2) DE3210597A1 (es)
ES (1) ES8401440A1 (es)
MX (1) MX157134A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL69282A (en) * 1982-09-02 1988-06-30 Euro Celtique Sa Method for the carboxylation of potassium phenoxide with carbon dioxide
US4814495A (en) * 1987-06-24 1989-03-21 Idemitsu Petrochemical Co., Ltd. Method for the preparation of hydroxybenzoic acid
US5072036A (en) * 1987-10-16 1991-12-10 Kawasaki Steel Corporation Process for preparing para-hydroxybenzoic acid
JP2718932B2 (ja) * 1988-01-23 1998-02-25 株式会社上野製薬応用研究所 芳香族オキシカルボン酸の製造法
US5124477A (en) * 1988-12-14 1992-06-23 Kawasaki Steel Corporation Process for preparing para-hydroxybenzoic acid
US5075496A (en) * 1990-12-14 1991-12-24 Aristech Chemical Corporation Manufacture of 2,6-hydroxynaphthoic acid
CN103012123B (zh) * 2012-12-20 2014-11-26 浙江大学 3,6-二氯-2-羟基苯甲酸的合成方法
CN103012124B (zh) * 2012-12-26 2015-03-25 浙江大学 3,6-二氯-2-羟基苯甲酸的制备方法
US20230048043A1 (en) * 2020-02-06 2023-02-16 The Board Of Trustees Of The Leland Stanford Junior University Carbonate-promoted carboxylation at high rates
CN112516925A (zh) * 2020-11-24 2021-03-19 浙江禾本科技股份有限公司 一种对羟基苯甲酸的反应装置及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE960206C (de) * 1954-05-04 1957-03-21 Bayer Ag Verfahren zur Umwandlung von feinkoernigen Alkalisalzen aromatischer Monooxyverbindungen in die Alkalisalze der entsprechenden Oxycarbonsaeuren
GB1205447A (en) * 1966-10-05 1970-09-16 Tenneco Chem Process for the production of aromatic hydroxy carboxylic acids
DE2926694A1 (de) * 1979-07-02 1981-01-29 Dow Chemical Co Carbonisierung von alkalimetallphenaten
US4287357A (en) * 1980-03-06 1981-09-01 American Cyanamid Company Process for the production of 6-hydroxy-2-naphthoic acid

Also Published As

Publication number Publication date
EP0089564B1 (de) 1985-10-30
ES520841A0 (es) 1983-12-16
US4508920A (en) 1985-04-02
MX157134A (es) 1988-10-28
DE3361098D1 (en) 1985-12-05
DE3210597A1 (de) 1983-10-06
JPS58172347A (ja) 1983-10-11
CA1194490A (en) 1985-10-01
JPH0114892B2 (es) 1989-03-14
EP0089564A1 (de) 1983-09-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001