CA979921A - Process for the production of terephthalic acid, isophthalic acid and their monomethyl esters by the oxidation of p-xylene, m-xylene and the corresponding toluic acid methyl esters - Google Patents

Process for the production of terephthalic acid, isophthalic acid and their monomethyl esters by the oxidation of p-xylene, m-xylene and the corresponding toluic acid methyl esters

Info

Publication number
CA979921A
CA979921A CA146,212A CA146212A CA979921A CA 979921 A CA979921 A CA 979921A CA 146212 A CA146212 A CA 146212A CA 979921 A CA979921 A CA 979921A
Authority
CA
Canada
Prior art keywords
xylene
acid
esters
oxidation
production
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
CA146,212A
Other versions
CA146212S (en
Inventor
Ewald Katzschmann
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel 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
Priority claimed from DE19712132908 external-priority patent/DE2132908A1/en
Priority claimed from DE19712132909 external-priority patent/DE2132909A1/en
Priority claimed from DE19712132910 external-priority patent/DE2132910A1/en
Application filed by Dynamit Nobel AG filed Critical Dynamit Nobel AG
Application granted granted Critical
Publication of CA979921A publication Critical patent/CA979921A/en
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
    • C07C51/16—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)
CA146,212A 1971-07-02 1972-06-30 Process for the production of terephthalic acid, isophthalic acid and their monomethyl esters by the oxidation of p-xylene, m-xylene and the corresponding toluic acid methyl esters Expired CA979921A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19712132908 DE2132908A1 (en) 1971-07-02 1971-07-02 Terephthalic/isophthalic acid - by oxidising xylenes in soln of alkali metal acetate in acetic acid
DE19712132909 DE2132909A1 (en) 1971-07-02 1971-07-02 Terephthalic/isophthalic acid - by oxidising xylenes in soln of alkali metal acetate in acetic acid
DE19712132910 DE2132910A1 (en) 1971-07-02 1971-07-02 Terephthalic/isophthalic acid - by oxidising xylenes in soln of alkali metal acetate in acetic acid

Publications (1)

Publication Number Publication Date
CA979921A true CA979921A (en) 1975-12-16

Family

ID=27183529

Family Applications (1)

Application Number Title Priority Date Filing Date
CA146,212A Expired CA979921A (en) 1971-07-02 1972-06-30 Process for the production of terephthalic acid, isophthalic acid and their monomethyl esters by the oxidation of p-xylene, m-xylene and the corresponding toluic acid methyl esters

Country Status (14)

Country Link
AR (1) AR192460A1 (en)
AU (1) AU462394B2 (en)
BE (1) BE785615A (en)
CA (1) CA979921A (en)
CH (1) CH572885A5 (en)
CS (1) CS168593B2 (en)
DD (1) DD96700A5 (en)
ES (1) ES404182A1 (en)
FR (1) FR2144722B1 (en)
GB (1) GB1389478A (en)
IT (1) IT965867B (en)
NL (1) NL7207977A (en)
PL (1) PL82612B1 (en)
RO (1) RO59928A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2104512B1 (en) * 1995-09-21 1998-07-01 Interquisa INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF AROMATIC CARBOXYL ACIDS.
US7550627B2 (en) 2005-03-08 2009-06-23 Eastman Chemical Company Processes for producing aromatic dicarboxylic acids
EP2522426B1 (en) 2011-05-12 2014-02-12 King Saud University Method for preparing carboxylic acids

Also Published As

Publication number Publication date
CH572885A5 (en) 1976-02-27
FR2144722B1 (en) 1976-08-06
GB1389478A (en) 1975-04-03
AR192460A1 (en) 1973-02-21
FR2144722A1 (en) 1973-02-16
CS168593B2 (en) 1976-06-29
RO59928A (en) 1976-11-15
IT965867B (en) 1974-02-11
ES404182A1 (en) 1975-06-01
BE785615A (en) 1972-10-16
NL7207977A (en) 1973-01-04
AU4370172A (en) 1974-01-03
AU462394B2 (en) 1975-06-26
PL82612B1 (en) 1975-10-31
DD96700A5 (en) 1973-04-05

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