AR245925A1 - Procedimiento para la preparacion de derivados de acido benzoico. - Google Patents

Procedimiento para la preparacion de derivados de acido benzoico.

Info

Publication number
AR245925A1
AR245925A1 AR88311489A AR31148988A AR245925A1 AR 245925 A1 AR245925 A1 AR 245925A1 AR 88311489 A AR88311489 A AR 88311489A AR 31148988 A AR31148988 A AR 31148988A AR 245925 A1 AR245925 A1 AR 245925A1
Authority
AR
Argentina
Prior art keywords
manufacture
benzoic acid
alkyl
salts
derivatives
Prior art date
Application number
AR88311489A
Other languages
English (en)
Original Assignee
Gadot Petrochemical Ind Ltd Y
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 IL83293A external-priority patent/IL83293A/xx
Application filed by Gadot Petrochemical Ind Ltd Y filed Critical Gadot Petrochemical Ind Ltd Y
Application granted granted Critical
Publication of AR245925A1 publication Critical patent/AR245925A1/es

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
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

UN PROCEDIMIENTO PARA LA FABRICACION DE DERIVADOS DE ACIDO BENZOICO A PARTIR DE DERIVADOS DE TOLUENO POR UNA OXIDACION EN FASE LIQUIDA DE DERIVADOS DE TOLUENO USANDO UN GAS QUE CONTIENE OXIGENO,LLEVANDOSE A CABO EN PRESENCIA DE UN CATALIZADOR DE TRANSFERENCIA DE FASE Y VESTIGIOS DE UN SOLVENTE POLAR CAPAZ DE SOLUBILIZAR AL CATALIZADOR, DONDE LA REACCION DE OXIDACION SE PRODUCE EN PRESENCIA DE UN SISTEMA CATALITICO QUE COMPRENDE: (A) UNA SAL DE ONIO-CUATERNARIO QUE TIENE LA FORMULA (I),EN DONDE: R1 ES ALQUILO Y R2, R3 Y R4 PUEDEN SER IGUALES, DIFERENTES O ESTAR ENTRELAZADOS, Y SER ALQUILO, HIDROALQUILO, ARILO O ARALQUILO; Y PUEDE SER NITROGENO O FOSFORO Y X(-) ES F(-), CL(-), BR(-), OH(-), CH3COO(-) Y HSO4(-), A CONDICION DE QUE CUANDO BR(-) ESTA AUSENTE DEL SISTEMA SEAGREGA UN BROMURO O BROMO; Y (B) UNA SAL DE METAL DE TRANSICION; ESTANDO LA RELACION MOLAR ENTRE (A) Y (B) DENTRO DEL MARGEN DE 0,25:1 A 1,5:1.
AR88311489A 1987-07-23 1988-07-22 Procedimiento para la preparacion de derivados de acido benzoico. AR245925A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL83293A IL83293A (en) 1987-07-23 1987-07-23 Process for the manufacture of benzoic acid and salts thereof by catalytic oxidation of toluene in the liquid phase in the presence of a phase transfer catalyst
IL85976A IL85976A0 (en) 1987-07-23 1988-04-05 Process for the manufacture of derivatives of benzoic acid

Publications (1)

Publication Number Publication Date
AR245925A1 true AR245925A1 (es) 1994-03-30

Family

ID=26321700

Family Applications (1)

Application Number Title Priority Date Filing Date
AR88311489A AR245925A1 (es) 1987-07-23 1988-07-22 Procedimiento para la preparacion de derivados de acido benzoico.

Country Status (8)

Country Link
US (1) US4990659A (es)
EP (1) EP0300922B1 (es)
JP (1) JPH01287054A (es)
AR (1) AR245925A1 (es)
CA (1) CA1310666C (es)
DE (1) DE3870746D1 (es)
ES (1) ES2031259T3 (es)
IL (1) IL85976A0 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175352A (en) * 1991-01-21 1992-12-29 Mitsubishi Petrochemical Co., Ltd. Process for preparing 2,6-naphthalenedicarboxylic acid
GB9310699D0 (en) * 1993-05-24 1993-07-07 Zeneca Ltd Chemical process
DE4334431A1 (de) * 1993-10-08 1995-04-13 Hoechst Ag Verfahren zur Herstellung von 5-Fluoranthranilsäure
DE4441881A1 (de) * 1994-11-24 1996-05-30 Hoechst Ag Verfahren zur Herstellung bromierter oder chlorierter aromatischer Carbonsäuren
KR100508684B1 (ko) * 2002-04-12 2005-08-17 한국화학연구원 방향족 카르복시산의 제조방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865708A (en) * 1955-08-26 1958-12-23 Richfield Oil Corp Process of recovering cobalt, cerium, and manganese catalysts
US2883816A (en) * 1957-05-24 1959-04-28 Kroll Eberhard Apparatus for automatically placing articles in layers in containers particularly fish in barrels
US3210416A (en) * 1960-09-22 1965-10-05 Standard Oil Co Manufacture of benzoic acid from toluene
NL280020A (es) * 1961-06-26
US3227752A (en) * 1962-05-03 1966-01-04 Union Oil Co Oxidation of alkylaromatic hydrocarbons
US4007228A (en) * 1964-11-19 1977-02-08 L'oreal Substituted-2-nitro-paraphenylenediamines and processes for producing same
US3816523A (en) * 1968-10-11 1974-06-11 Tenneco Chem Process for the production and purification of benzoic acid
US3665030A (en) * 1969-12-11 1972-05-23 Labofina Sa Oxidation of alkyl aromatics
DE2365131A1 (de) * 1973-12-29 1975-07-10 Dynamit Nobel Ag Verfahren zur herstellung von p-nitrobenzoesaeure
US4302401A (en) * 1980-01-23 1981-11-24 Exxon Research & Engineering Co. Tetraalkyl phosphonium substituted phosphine and amine transition metal complexes
IL84620A (en) * 1987-11-27 1992-03-29 Gadot Petrochem Ind Process for the manufacture of aromatic dicarboxylic acids

Also Published As

Publication number Publication date
US4990659A (en) 1991-02-05
CA1310666C (en) 1992-11-24
EP0300922B1 (en) 1992-05-06
JPH01287054A (ja) 1989-11-17
EP0300922A1 (en) 1989-01-25
ES2031259T3 (es) 1992-12-01
IL85976A0 (en) 1988-09-30
DE3870746D1 (de) 1992-06-11

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