ATE24477T1 - Verfahren zur herstellung der pharmazeutischen benzoesaeure. - Google Patents

Verfahren zur herstellung der pharmazeutischen benzoesaeure.

Info

Publication number
ATE24477T1
ATE24477T1 AT83201851T AT83201851T ATE24477T1 AT E24477 T1 ATE24477 T1 AT E24477T1 AT 83201851 T AT83201851 T AT 83201851T AT 83201851 T AT83201851 T AT 83201851T AT E24477 T1 ATE24477 T1 AT E24477T1
Authority
AT
Austria
Prior art keywords
benzoic acid
sup
pharmaceutical
gas
benzoacids
Prior art date
Application number
AT83201851T
Other languages
English (en)
Inventor
Ludovicus Anna Leon Kleintjens
Hubertus Maria Jozef Grooten
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Application granted granted Critical
Publication of ATE24477T1 publication Critical patent/ATE24477T1/de

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT83201851T 1983-01-03 1983-12-29 Verfahren zur herstellung der pharmazeutischen benzoesaeure. ATE24477T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8300009A NL8300009A (nl) 1983-01-03 1983-01-03 Werkwijze voor de bereiding van farmaceutisch benzoezuur.
EP83201851A EP0115100B1 (de) 1983-01-03 1983-12-29 Verfahren zur Herstellung der pharmazeutischen Benzoesäure

Publications (1)

Publication Number Publication Date
ATE24477T1 true ATE24477T1 (de) 1987-01-15

Family

ID=19841176

Family Applications (1)

Application Number Title Priority Date Filing Date
AT83201851T ATE24477T1 (de) 1983-01-03 1983-12-29 Verfahren zur herstellung der pharmazeutischen benzoesaeure.

Country Status (6)

Country Link
US (1) US4547587A (de)
EP (1) EP0115100B1 (de)
JP (1) JPS59130837A (de)
AT (1) ATE24477T1 (de)
DE (1) DE3368600D1 (de)
NL (1) NL8300009A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8403558A (nl) * 1984-11-23 1986-06-16 Stamicarbon Werkwijze voor het winnen van gezuiverd benzoezuur.
NL8403559A (nl) * 1984-11-23 1986-06-16 Stamicarbon Werkwijze en inrichting voor het zuiveren van benzoezuur.
NL8500060A (nl) * 1985-01-11 1986-08-01 Stamicarbon Werkwijze voor het bereiden van gezuiverd, nagenoeg reukloos, vast benzoezuur.
US4714526A (en) * 1985-06-10 1987-12-22 The University Of Rochester Supercritical fluid extraction method for multi-component systems
JPH10101611A (ja) * 1996-09-30 1998-04-21 Nippon Steel Chem Co Ltd 安息香酸の精製方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1380277A (en) * 1919-12-12 1921-05-31 Barrett Co Catalytic oxidation of ortho-cresol
US1851361A (en) * 1927-08-08 1932-03-29 Selden Co Catalytic side chain oxidation of aromatic compounds
US1686913A (en) * 1927-10-18 1928-10-09 Selden Co Purification of benzoic acid and its derivatives
BE760038A (fr) * 1969-12-08 1971-05-17 Dow Chemical Co Purification de l'acide benzoique
DE2460822C2 (de) * 1974-12-21 1981-07-23 Bayer Ag, 5090 Leverkusen Gewinnung von Benzoesäure
DE2636489C2 (de) * 1976-08-13 1984-01-12 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Natriumbenzoat

Also Published As

Publication number Publication date
DE3368600D1 (en) 1987-02-05
JPS59130837A (ja) 1984-07-27
EP0115100A2 (de) 1984-08-08
US4547587A (en) 1985-10-15
NL8300009A (nl) 1984-08-01
EP0115100B1 (de) 1986-12-30
EP0115100A3 (en) 1984-08-22

Similar Documents

Publication Publication Date Title
BE904997A (fr) Super purificateur pour le gaz argon et procede de purification de l'argon.
GB1143213A (en) A process for the production of carboxylic acids
GB1511223A (en) Process for preparing glyoxylic acid
ATE24477T1 (de) Verfahren zur herstellung der pharmazeutischen benzoesaeure.
DE69313985D1 (de) Verfahren zur herstellung aromatischer carbonsäuren
GB1174953A (en) Method of Manufacture of Terephthalic Acid
GB1500676A (en) Production of cresols
KR850007445A (ko) 폴리테트라메틸렌 아디프아미드의 제조방법
ATE25662T1 (de) Verfahren zur reinigung von benzoesaeure.
GB1532089A (en) Process for producing my and rho alpha,alpha,alpha,alpha',alpha',alpha'-hexachloroxylenes
ATE10618T1 (de) Verfahren zur herstellung von essigsaeureanhydrid und ggf. essigsaeure.
ATE17359T1 (de) Verfahren zur herstellung eines cyklischen hexapeptids.
ES8104178A1 (es) Procedimiento para preparar acidos carboxilicos aromaticos por oxidacion de un hidrocarburo alcohil-aromatico
ES2001963A6 (es) Procedimiento para la depuracion de gases
ATE57523T1 (de) Verfahren zur herstellung reiner dialkylsuccinate.
ATE38978T1 (de) Verfahren zur herstellung von isobuttersaeurefluorid.
GB1467990A (en) Continuous manufacture of n-alkylated arylamines
JPS5337701A (en) Preparation of carbonaceous raw material for metallurgical use from coal
GB191208957A (en) Manufacture and Production of New Pharmaceutical Compounds.
JPS52133942A (en) Treatment of reaction mother liquor
ATE22560T1 (de) Verfahren zur herstellung von tetramethyloxiran.
GB1445076A (en) Method of separating diacetoxybutene from a reaction mixture
GB1247606A (en) Process for the manufacture of monochloroacetyl chloride
JPS5371010A (en) Purification of adipic acid ester
JPS527915A (en) Process for preparation of higher fatty acid

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties