GB1219504A - Production of benzene carboxylic acids and anhydrides - Google Patents

Production of benzene carboxylic acids and anhydrides

Info

Publication number
GB1219504A
GB1219504A GB7829/68A GB782968A GB1219504A GB 1219504 A GB1219504 A GB 1219504A GB 7829/68 A GB7829/68 A GB 7829/68A GB 782968 A GB782968 A GB 782968A GB 1219504 A GB1219504 A GB 1219504A
Authority
GB
United Kingdom
Prior art keywords
carboxylic acids
benzene carboxylic
benzene
anhydride
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
GB7829/68A
Other languages
English (en)
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.)
Gelsenberg Benzin AG
Original Assignee
Gelsenberg Benzin 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 Gelsenberg Benzin AG filed Critical Gelsenberg Benzin AG
Publication of GB1219504A publication Critical patent/GB1219504A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265Preparation 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/08Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/88Benzo [c] furans; Hydrogenated benzo [c] furans with one oxygen atom directly attached in position 1 or 3
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/89Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3

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)
GB7829/68A 1967-02-17 1968-02-16 Production of benzene carboxylic acids and anhydrides Expired GB1219504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG0049309 1967-02-17

Publications (1)

Publication Number Publication Date
GB1219504A true GB1219504A (en) 1971-01-20

Family

ID=7128941

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7829/68A Expired GB1219504A (en) 1967-02-17 1968-02-16 Production of benzene carboxylic acids and anhydrides

Country Status (8)

Country Link
US (1) US3723516A (OSRAM)
AT (1) AT278756B (OSRAM)
BE (1) BE710206A (OSRAM)
CH (1) CH513132A (OSRAM)
FR (1) FR1555096A (OSRAM)
GB (1) GB1219504A (OSRAM)
NL (1) NL6802073A (OSRAM)
SE (1) SE358149B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992418A (en) * 1974-07-01 1976-11-16 Universal Oil Products Company Production of pyromellitic dianhydride

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1148994B (de) * 1962-02-02 1963-05-22 Basf Ag Verfahren zur Herstellung von aromatischen oder aromatisch-heterocyclischen Cyancarbonsaeuren

Also Published As

Publication number Publication date
NL6802073A (OSRAM) 1968-08-19
US3723516A (en) 1973-03-27
AT278756B (de) 1970-02-10
BE710206A (OSRAM) 1968-06-17
FR1555096A (OSRAM) 1969-01-24
SE358149B (OSRAM) 1973-07-23
DE1618462A1 (de) 1971-02-25
CH513132A (de) 1971-09-30

Similar Documents

Publication Publication Date Title
GB1301291A (OSRAM)
ES299386A1 (es) Procedimiento de preparación continua de ácidos aromáticos
GB1450986A (en) Production of carboxylic acids or dicarboxylic anhydrides
GB1219504A (en) Production of benzene carboxylic acids and anhydrides
ES387983A1 (es) Procedimiento para la preparacion de esteres dimetilico de acido tereftalico.
GB1238224A (OSRAM)
GB1179443A (en) Purification of Crude Phthalic Anhydride by Thermal Treatment
GB1188020A (en) Production of Aromatic Dicarboxylic Acids
GB1244080A (en) Preparation of phenyl esters and phenols
GB833440A (en) Preparation of aromatic carboxylic acids
GB1030847A (en) Process for the preparation of aromatic carboxylic acids
GB1086769A (en) Process for the preparation of benzene carboxylic acids
GB1240849A (en) Production of phthalic acids
GB1302509A (OSRAM)
GB722114A (en) Improvements in or relating to the manufacture of carboxylic acids
ES404182A1 (es) Procedimiento para la preparacion de acido tereftalico, a- cido isoftalico o sus esteres monometilicos.
GB748276A (en) Manufacture of iso-and tere-phthalic acids
ES369146A1 (es) Procedimiento para la oxidacion parcial de hidrocarburos a-romaticos y alifaticos insaturados.
CA847388A (en) Catalytic liquid phase oxidation of nuclear brominated methyl benzenes with a source of molecular oxygen to nuclear brominated benzene carboxylic acids
ES393247A1 (es) Procedimiento para la preparacion de ester dimetilico de a-cido tereftalico.
GB1344864A (en) Esters of phenols securities
SU136358A1 (ru) Способ получени фталевого ангидрида
GB1032407A (en) Process for the preparation of benzene carboxylic acids
GB1151281A (en) Process for the Preparation of Benzene Carboxylic Acids
GB1145154A (en) Production of esters