FR1227628A - Process for the production of terephthalic acid esters - Google Patents

Process for the production of terephthalic acid esters

Info

Publication number
FR1227628A
FR1227628A FR797485A FR797485A FR1227628A FR 1227628 A FR1227628 A FR 1227628A FR 797485 A FR797485 A FR 797485A FR 797485 A FR797485 A FR 797485A FR 1227628 A FR1227628 A FR 1227628A
Authority
FR
France
Prior art keywords
production
acid esters
terephthalic acid
terephthalic
esters
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
FR797485A
Other languages
French (fr)
Inventor
Georg Schwarte
Karl Scherf
Walter Speer
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik 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 BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Application granted granted Critical
Publication of FR1227628A publication Critical patent/FR1227628A/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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR797485A 1958-06-14 1959-06-15 Process for the production of terephthalic acid esters Expired FR1227628A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1958B0049290 DE1071688B (en) 1958-06-14 1958-06-14 Process for improving the rate of oxidation of the mixtures resulting from air oxidation of xylene or of mixtures of xylene and methyl p-toluene acid esters

Publications (1)

Publication Number Publication Date
FR1227628A true FR1227628A (en) 1960-08-22

Family

ID=596323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797485A Expired FR1227628A (en) 1958-06-14 1959-06-15 Process for the production of terephthalic acid esters

Country Status (3)

Country Link
DE (1) DE1071688B (en)
FR (1) FR1227628A (en)
GB (1) GB878063A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3407912C1 (en) * 1984-03-03 1985-05-09 Dynamit Nobel Ag, 5210 Troisdorf Process for the preparation of terephthalic acid via dimethyl terephthalate from p-xylene and methanol
DE3407925C1 (en) * 1984-03-03 1985-09-05 Dynamit Nobel Ag, 5210 Troisdorf Process for the preparation of dimethyl terephthalate from p-xylene and methanol

Also Published As

Publication number Publication date
GB878063A (en) 1961-09-27
DE1071688B (en) 1959-12-24

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