CA995238A - Continuous production of anthranilic acid - Google Patents

Continuous production of anthranilic acid

Info

Publication number
CA995238A
CA995238A CA094,956A CA94956A CA995238A CA 995238 A CA995238 A CA 995238A CA 94956 A CA94956 A CA 94956A CA 995238 A CA995238 A CA 995238A
Authority
CA
Canada
Prior art keywords
continuous production
anthranilic acid
anthranilic
acid
continuous
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
CA094,956A
Other languages
English (en)
Other versions
CA94956S (en
Inventor
Hans-Juergen Sturm
Fritz E. Kempter
Herbert Armbrust
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
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
Priority claimed from DE19691950281 external-priority patent/DE1950281C3/de
Priority claimed from DE19702000698 external-priority patent/DE2000698C3/de
Application filed by Badische Anilin and Sodafabrik AG filed Critical Badische Anilin and Sodafabrik AG
Application granted granted Critical
Publication of CA995238A publication Critical patent/CA995238A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/04—1,3-Oxazines; Hydrogenated 1,3-oxazines
    • C07D265/12—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems
    • C07D265/14—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D265/24—1,3-Oxazines; Hydrogenated 1,3-oxazines condensed with carbocyclic rings or ring systems condensed with one six-membered ring with hetero atoms directly attached in positions 2 and 4
    • C07D265/26—Two oxygen atoms, e.g. isatoic anhydride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CA094,956A 1969-10-06 1970-10-06 Continuous production of anthranilic acid Expired CA995238A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691950281 DE1950281C3 (de) 1969-10-06 1969-10-06 Verfahren zur kontinuierlichen Herstellung von Anthranilsäure und/oder Isatosäureanhydrid
DE19702000698 DE2000698C3 (de) 1970-01-08 1970-01-08 Verfahren zur kontinuierlichen Herstellung von Anthranilsäure

Publications (1)

Publication Number Publication Date
CA995238A true CA995238A (en) 1976-08-17

Family

ID=25757974

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094,956A Expired CA995238A (en) 1969-10-06 1970-10-06 Continuous production of anthranilic acid

Country Status (9)

Country Link
US (1) US3847974A (ru)
JP (1) JPS5035067B1 (ru)
BE (1) BE757105A (ru)
CA (1) CA995238A (ru)
CH (1) CH558777A (ru)
FR (1) FR2065044A5 (ru)
GB (1) GB1316332A (ru)
NL (1) NL7014678A (ru)
SU (1) SU446126A3 (ru)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4082749A (en) * 1973-06-06 1978-04-04 Basf Aktiengesellschaft Process for the production of amines
DE2800963A1 (de) * 1978-01-11 1979-07-19 Basf Ag Verfahren zur kontinuierlichen herstellung von anthranilsaeure
DE2815522A1 (de) * 1978-04-11 1979-10-25 Basf Ag Verfahren zur kontinuierlichen herstellung von anthranilsaeure
US4276433A (en) * 1979-01-10 1981-06-30 Basf Aktiengesellschaft Continuous preparation of anthranilic acid
DE2902978A1 (de) * 1979-01-26 1980-08-07 Basf Ag Verfahren zur kontinuierlichen herstellung von isatosaeureanhydrid
US4954639A (en) * 1989-08-28 1990-09-04 Occidental Chemical Corporation Single pot process for making a fluoroanthranilic acid
US6683216B1 (en) 2002-11-06 2004-01-27 Eastman Chemical Company Continuous process for the preparation of amines
CN108101800B (zh) * 2018-01-12 2019-02-19 山东聚强化学有限公司 一种邻氨基苯甲酸的合成方法
CN111848541A (zh) * 2020-07-17 2020-10-30 青岛科技大学 一种连续生产靛红酸酐的工艺及装置
CN114014769A (zh) * 2021-12-06 2022-02-08 青岛科技大学 一种连续生产邻氨基苯甲酸的工艺

Also Published As

Publication number Publication date
CH558777A (de) 1975-02-14
US3847974A (en) 1974-11-12
FR2065044A5 (ru) 1971-07-23
BE757105A (fr) 1971-04-06
SU446126A3 (ru) 1974-10-05
GB1316332A (en) 1973-05-09
JPS5035067B1 (ru) 1975-11-13
NL7014678A (ru) 1971-04-08

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