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

Verfahren zur herstellung der pharmazeutischen benzoesaeure.

Info

Publication number: ATE24477T1
Authority: AT; Austria
Prior art keywords: benzoic acid; sup; pharmaceutical; gas; benzoacids
Prior art date: 1983-01-03

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.)

1983-01-03

Filing date

1983-12-29

Publication date

1987-01-15

1983-12-29 Application filed by Stamicarbon filed Critical Stamicarbon

1987-01-15 Application granted granted Critical

1987-01-15 Publication of ATE24477T1 publication Critical patent/ATE24477T1/de

Links

238000000034 method Methods 0.000 title abstract 2
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 10
239000005711 Benzoic acid Substances 0.000 abstract 5
235000010233 benzoic acid Nutrition 0.000 abstract 5
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
239000007789 gas Substances 0.000 abstract 3
238000007254 oxidation reaction Methods 0.000 abstract 3
239000007795 chemical reaction product Substances 0.000 abstract 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
238000001816 cooling Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
230000003647 oxidation Effects 0.000 abstract 1
239000001301 oxygen Substances 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1

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
NL8403559A (nl) *	1984-11-23	1986-06-16	Stamicarbon	Werkwijze en inrichting voor het zuiveren van benzoezuur.
NL8403558A (nl) *	1984-11-23	1986-06-16	Stamicarbon	Werkwijze voor het winnen van gezuiverd 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

1983
- 1983-01-03 NL NL8300009A patent/NL8300009A/nl not_active Application Discontinuation
- 1983-12-22 US US06/564,199 patent/US4547587A/en not_active Expired - Fee Related
- 1983-12-27 JP JP58244970A patent/JPS59130837A/ja active Pending
- 1983-12-29 EP EP83201851A patent/EP0115100B1/de not_active Expired
- 1983-12-29 DE DE8383201851T patent/DE3368600D1/de not_active Expired
- 1983-12-29 AT AT83201851T patent/ATE24477T1/de not_active IP Right Cessation

Also Published As

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

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Legal Events

Date	Code	Title	Description
1987-07-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties