BE791138R - Procede de preparation de l'ester dimethylique de l'acide terephtaliqu - Google Patents

Procede de preparation de l'ester dimethylique de l'acide terephtaliqu

Info

Publication number
BE791138R
BE791138R BE791138DA BE791138R BE 791138 R BE791138 R BE 791138R BE 791138D A BE791138D A BE 791138DA BE 791138 R BE791138 R BE 791138R
Authority
BE
Belgium
Prior art keywords
preparing
terephthalic acid
dimethyl ester
dimethyl
ester
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
W Merkel
G Hoffmann
R Cordes
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.)
Publication date
Application granted granted Critical
Publication of BE791138R publication Critical patent/BE791138R/xx

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)
  • Catalysts (AREA)
BE791138D 1971-12-18 Procede de preparation de l'ester dimethylique de l'acide terephtaliqu BE791138R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712163031 DE2163031B2 (de) 1971-12-18 1971-12-18 Verfahren zur herstellung von terephthalsaeuredimethylester

Publications (1)

Publication Number Publication Date
BE791138R true BE791138R (fr) 1973-05-09

Family

ID=5828482

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791138D BE791138R (fr) 1971-12-18 Procede de preparation de l'ester dimethylique de l'acide terephtaliqu

Country Status (18)

Country Link
US (1) US4346230A (de)
JP (1) JPS6012342B2 (de)
AR (1) AR192526A1 (de)
AU (1) AU472525B2 (de)
BE (1) BE791138R (de)
BR (1) BR7208541D0 (de)
CA (1) CA974540A (de)
CH (1) CH558326A (de)
CS (1) CS195261B2 (de)
DD (1) DD99985A6 (de)
DE (1) DE2163031B2 (de)
FR (1) FR2163472B2 (de)
GB (1) GB1419977A (de)
IT (1) IT1006045B (de)
NL (1) NL170409C (de)
RO (1) RO62353A7 (de)
TR (1) TR16495A (de)
YU (1) YU36914B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2010137C3 (de) * 1970-03-04 1979-07-05 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Terephthalsauredimethylester
US4398037A (en) * 1981-11-09 1983-08-09 Hercofina Process for producing aromatic carboxylic acids and methyl esters thereof
DE3151383C1 (de) * 1981-12-24 1983-06-09 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Rueckgewinnung und Wiederverwendung von Kobalt- und/oder Mangankatalysatorbestandteilen
DE3203658C2 (de) * 1982-02-03 1984-09-13 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Gewinnung von Kobalt- und/oder Manganoxalat
DE3204510C2 (de) * 1982-02-10 1986-10-02 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Gewinnung von Kobalt und/oder Mangan als Oxalate
DE3704720A1 (de) * 1987-02-14 1988-08-25 Huels Troisdorf Verfahren und vorrichtung zur herstellung von benzolcarbonsaeuren bzw. benzoldicarbonsaeureestern
JPH0320942U (de) * 1989-07-10 1991-02-28

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA747952A (en) 1966-12-06 Keller Rudolf Production of dialkyl esters of iso- and/or terephthalic acid
GB815198A (en) 1957-06-13 1959-06-17 Du Pont Improvements in or relating to the production of aromatic acid esters
US2245528A (en) * 1938-10-18 1941-06-10 Du Pont Catalytic oxidation of alkyl substituted aromatic compounds
US2894978A (en) * 1956-07-02 1959-07-14 Chemische Werke Witten Gmbh Process of producing esters of phthalic acids by oxidation of xylene and toluic acid ester mixtures
NL242734A (de) 1958-09-05
NL120513C (de) * 1959-05-09
US3845100A (en) * 1970-02-13 1974-10-29 Standard Oil Co Process for conversion of para-xylene to high purity dimethyl terephthalate
DE2010137C3 (de) 1970-03-04 1979-07-05 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Terephthalsauredimethylester
JPS4927574B1 (de) 1970-09-08 1974-07-18

Also Published As

Publication number Publication date
TR16495A (tr) 1974-01-01
FR2163472B2 (de) 1977-07-29
NL7215724A (de) 1973-06-20
US4346230A (en) 1982-08-24
FR2163472A2 (de) 1973-07-27
GB1419977A (en) 1975-12-31
CS195261B2 (en) 1980-01-31
YU249172A (en) 1982-06-18
DD99985A6 (de) 1973-09-05
JPS4867240A (de) 1973-09-13
YU36914B (en) 1984-08-31
JPS6012342B2 (ja) 1985-04-01
AR192526A1 (es) 1973-02-21
DE2163031A1 (de) 1973-06-28
CH558326A (de) 1975-01-31
AU4898672A (en) 1974-05-23
RO62353A7 (de) 1977-09-15
AU472525B2 (en) 1976-05-27
NL170409B (nl) 1982-06-01
IT1006045B (it) 1976-09-30
CA974540A (en) 1975-09-16
BR7208541D0 (pt) 1973-09-25
DE2163031B2 (de) 1976-12-30
NL170409C (nl) 1982-11-01

Similar Documents

Publication Publication Date Title
BE782619A (fr) Procede de preparation d'acide terephtalique de haute purete
RO62643A (fr) Procedepour la preparation des esters dissymetriques d'acide 1,4-dihydropyridin-3,5-dicarboxyliques
BE791653A (fr) Procede electrolytique de preparation de l'acide
BE781567A (fr) Procede de preparation en continu d'acide terephtalique de haute puret
BE763091A (fr) Procede de preparation d'acide naphtalene-monocarboxylique ou d'acide naphtalene-dicarboxylique
RO64138A (fr) Procede pour la preparation des esters d'acide pyrimidinylphosphorique
RO63401A (fr) Procede pour la preparation des derives d'acide 7-acylamidodesacetoxycbphalosporanique
BE761975A (fr) Procede de preparation de l'ester dimethylique de l'acide terephtaliqu
RO63055A (fr) Procede pour la preparation d'ester ethylique d'acide apovincaminique
BE780604A (fr) Procede de preparation de derives d'acide
BE800593A (fr) Procede de preparation d'esters alkyliques d'acide benzimidazole-2-yl-carbamique
BE791138R (fr) Procede de preparation de l'ester dimethylique de l'acide terephtaliqu
FR2286817A1 (fr) Procede de preparation d'acide 5-fluoro-2-methyl-1-(p-methylsulfinylbenzylidene)-indenyl-3-acetique
RO63662A (fr) Procede pour la preparation des esters d'acide 0-ethyle-s-n-propyle-0-dinylthionothiolphosphorique
BE787770A (fr) Procede de preparation d'acide glyoxylique
BE786650A (fr) Procede de preparation de l'acide squarique
BE786641A (fr) Procede de preparation d'esters d'alcadienol
BE821676A (fr) Procede de preparation d'esters tetra-alcoxyalkyliques d'acide ortho-silicique
BE752513A (fr) Procede de preparation d'esters d'acide benzimidazole-2- carbamique
RO63912A2 (ro) Procedeu pentru prepararea unor esteri ai acidului benzimidazol-1-carbpximidic
BE788142A (fr) Procede de preparation de l'acide 7-aminocephalosporanique
BE815214A (fr) Procede de preparation d'acide 3-acetamido-5-amino-2
RO63436A (fr) Procede pour la preparation d'esters d'acide succinylosuccinique
BE753005A (fr) Procede de preparation de l'ester dimethylique de l'acide terephtaliqu
BE785086A (fr) Procede de preparation de l'acide 3-0-(beta- carboxypropionyl)-18beta-glycyrrhetique